Raisecom ISCOM2600G-HI (A) Series User manual

ISCOM2600G-HI (A) Series
Configuration Guide
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Preface
Objectives
This document describes features supported by the ISCOM2600G-HI series switch, and
related configurations, including basic configurations, basic principles and configuration
procedures of Ethernet, ring network protection, reliability, security, and QoS, and related
configuration examples.
The appendix lists terms, acronyms, and abbreviations involved in this document.
By reading this document, you can master principles and configurations of the ISCOM2600G-
HI series switch, and how to network with the ISCOM2600G-HI series switch.
Versions
The following table lists the product versions related to this document.
Product name
Software version
Hardware version
ISCOM2600G-HI series switch
V3.50
A
Conventions
Symbol conventions
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Indicate a hazard with a medium or low level of risk which, if
not avoided, could result in minor or moderate injury.
Indicate a potentially hazardous situation that, if not avoided,
could cause equipment damage, data loss, and performance
degradation, or unexpected results.

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General conventions
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Italic
Command arguments are in italics.
[]
Items (keywords or arguments) in square brackets [ ] are
optional.
{ x | y | ... }
Alternative items are grouped in braces and separated by
vertical bars. One is selected.
[ x | y | ... ]
Optional alternative items are grouped in square brackets and
separated by vertical bars. One or none is selected.
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Alternative items are grouped in braces and separated by
vertical bars. A minimum of one or a maximum of all can be
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[ x | y | ... ] *
The parameter before the & sign can be repeated 1 to n times.

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Change history
Updates between document versions are cumulative. Therefore, the latest document version
contains all updates made to previous versions.
Issue 01 (2018-05-14)
Initial commercial release

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Contents
1 Basic configurations .....................................................................................................................1
1.1 CLI...................................................................................................................................................................1
1.1.1 Introduction.............................................................................................................................................1
1.1.2 Privileges ................................................................................................................................................2
1.1.3 Modes......................................................................................................................................................2
1.1.4 Shortcut keys...........................................................................................................................................4
1.1.5 Acquiring help.........................................................................................................................................6
1.1.6 Display information ................................................................................................................................8
1.1.7 Command history....................................................................................................................................9
1.1.8 Restoring default value of command line ...............................................................................................9
1.1.9 Logging commands...............................................................................................................................10
1.2 Accessing device............................................................................................................................................10
1.2.1 Introduction...........................................................................................................................................10
1.2.2 Accessing through Console interface.................................................................................................... 11
1.2.3 Accessing through Telnet......................................................................................................................12
1.2.4 Accessing through SSH.........................................................................................................................14
1.2.5 Managing users.....................................................................................................................................16
1.2.6 Configuring HTTP Server.....................................................................................................................18
1.2.7 Checking configurations .......................................................................................................................18
1.2.8 Example for configuring user management ..........................................................................................18
1.3 File management............................................................................................................................................20
1.3.1 Managing BootROM files.....................................................................................................................20
1.3.2 Managing system files ..........................................................................................................................21
1.3.3 Managing configuration files................................................................................................................21
1.3.4 Checking configurations .......................................................................................................................23
1.3.5 Maintenance..........................................................................................................................................23
1.4 Loading and upgrade......................................................................................................................................24
1.4.1 Introduction...........................................................................................................................................24
1.4.2 Upgrading system software through BootROM....................................................................................24
1.4.3 Upgrading system software through CLI..............................................................................................26
1.4.4 Checking configurations .......................................................................................................................27
1.5 Automatically updating version and configurations.......................................................................................27

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1.5.1 Introduction...........................................................................................................................................27
1.5.2 Preparing for configurations .................................................................................................................27
1.5.3 Automatically updating version and configurations..............................................................................28
1.5.4 Checking configurations .......................................................................................................................28
1.5.5 Maintenance..........................................................................................................................................29
1.6 Time management..........................................................................................................................................29
1.6.1 Introduction...........................................................................................................................................29
1.6.2 Preparing for configurations .................................................................................................................32
1.6.3 Default configurations of time management.........................................................................................32
1.6.4 Configuring time and time zone............................................................................................................34
1.6.5 Configuring DST ..................................................................................................................................34
1.6.6 Configuring NTP ..................................................................................................................................34
1.6.7 Configuring SNTP ................................................................................................................................36
1.6.8 Checking configurations .......................................................................................................................36
1.6.9 Example for configuring NTP...............................................................................................................36
1.7 Interface management ....................................................................................................................................39
1.7.1 Introduction...........................................................................................................................................39
1.7.2 Default configurations of interface management..................................................................................40
1.7.3 Configuring basic attributes of interfaces .............................................................................................40
1.7.4 Configuring interface rate statistics ......................................................................................................41
1.7.5 Configuring flow control on interfaces.................................................................................................42
1.7.6 Shutting down/Restarting interface.......................................................................................................42
1.7.7 Configuring Console interface..............................................................................................................42
1.7.8 Configuring SNMP interface ................................................................................................................43
1.7.9 Checking configurations .......................................................................................................................44
1.8 Configuring basic information .......................................................................................................................44
1.9 Task scheduling..............................................................................................................................................45
1.9.1 Introduction...........................................................................................................................................45
1.9.2 Configuring task scheduling .................................................................................................................45
1.9.3 Checking configurations .......................................................................................................................46
1.10 Watchdog......................................................................................................................................................46
1.10.1 Introduction.........................................................................................................................................46
1.10.2 Preparing for configurations ...............................................................................................................47
1.10.3 Default configurations of Watchdog ...................................................................................................47
1.10.4 Configuring Watchdog........................................................................................................................47
1.10.5 Checking configurations .....................................................................................................................47
1.11 Configuring Banner......................................................................................................................................47
1.11.1 Preparing for configurations................................................................................................................47
1.11.2 Configuring Banner.............................................................................................................................48
1.11.3 Enabling Banner display .....................................................................................................................48
1.11.4 Checking configurations .....................................................................................................................49

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2 Ethernet .........................................................................................................................................50
2.1 MAC address table.........................................................................................................................................50
2.1.1 Introduction...........................................................................................................................................50
2.1.2 Preparing for configurations .................................................................................................................52
2.1.3 Default configurations of MAC address table.......................................................................................53
2.1.4 Configuring static MAC address...........................................................................................................53
2.1.5 Configuring blackhole MAC address....................................................................................................53
2.1.6 Filtering unknown multicast packets.....................................................................................................54
2.1.7 Configuring MAC address learning......................................................................................................54
2.1.8 Configuring MAC address limit............................................................................................................54
2.1.9 Configuring aging time of MAC addresses...........................................................................................54
2.1.10 Enabling suppression of MAC address flapping.................................................................................55
2.1.11 Checking configurations .....................................................................................................................55
2.1.12 Maintenance........................................................................................................................................55
2.1.13 Example for configuring MAC address table......................................................................................56
2.2 VLAN.............................................................................................................................................................57
2.2.1 Introduction...........................................................................................................................................57
2.2.2 Preparing for configurations .................................................................................................................60
2.2.3 Default configurations of VLAN ..........................................................................................................60
2.2.4 Configuring VLAN attributes ...............................................................................................................61
2.2.5 Configuring interface mode ..................................................................................................................61
2.2.6 Configuring VLAN on Access interface ...............................................................................................61
2.2.7 Configuring VLAN on Trunk interface................................................................................................. 62
2.2.8 Configuring VLAN based on MAC address.........................................................................................63
2.2.9 Configuring VLAN based on IP subnet ................................................................................................63
2.2.10 Configuring VLAN based on IP subnet ..............................................................................................64
2.2.11 Checking configurations .....................................................................................................................64
2.2.12 Example for configuring VLAN .........................................................................................................65
2.3 PVLAN ..........................................................................................................................................................68
2.3.1 Introduction...........................................................................................................................................68
2.3.2 Preparing for configuration...................................................................................................................68
2.3.3 Default configurations of PVLAN........................................................................................................68
2.3.4 Configuring PVLAN type.....................................................................................................................69
2.3.5 Configuring PVLAN association..........................................................................................................69
2.3.6 Configuring PVLAN mode on interface ...............................................................................................70
2.3.7 Checking configuration.........................................................................................................................71
2.3.8 Example for configuring PVLAN.........................................................................................................71
2.4 QinQ...............................................................................................................................................................75
2.4.1 Introduction...........................................................................................................................................75
2.4.2 Preparing for configurations .................................................................................................................76
2.4.3 Default configurations of QinQ ............................................................................................................76
2.4.4 Configuring basic QinQ........................................................................................................................76

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2.4.5 Configuring selective QinQ ..................................................................................................................77
2.4.6 Configuring network-side interface to Trunk mode..............................................................................78
2.4.7 Configuring TPID.................................................................................................................................78
2.4.8 Checking configurations .......................................................................................................................79
2.4.9 Example for configuring basic QinQ ....................................................................................................79
2.4.10 Example for configuring selective QinQ ............................................................................................81
2.5 VLAN mapping..............................................................................................................................................83
2.5.1 Introduction...........................................................................................................................................83
2.5.2 Preparing for configurations .................................................................................................................83
2.5.3 Default configurations of VLAN mapping ...........................................................................................84
2.5.4 Configuring VLAN mapping ................................................................................................................84
2.5.5 Checking configurations .......................................................................................................................84
2.5.6 Example for configuring VLAN mapping ............................................................................................85
2.6 STP/RSTP......................................................................................................................................................87
2.6.1 Introduction...........................................................................................................................................87
2.6.2 Preparation for configuration................................................................................................................90
2.6.3 Default configurations of STP ..............................................................................................................90
2.6.4 Enabling STP........................................................................................................................................91
2.6.5 Configuring STP parameters.................................................................................................................91
2.6.6 Configuring edge interface....................................................................................................................92
2.6.7 Configuring link type............................................................................................................................92
2.6.8 Configuring BPDU filtering..................................................................................................................93
2.6.9 Configuring BPDU Guard ....................................................................................................................93
2.6.10 Configuring MRSTP...........................................................................................................................94
2.6.11 Checking configurations .....................................................................................................................94
2.6.12 Example for configuring STP .............................................................................................................95
2.7 MSTP.............................................................................................................................................................97
2.7.1 Introduction...........................................................................................................................................97
2.7.2 Preparation for configuration..............................................................................................................100
2.7.3 Default configurations of MSTP.........................................................................................................100
2.7.4 Enabling MSTP...................................................................................................................................101
2.7.5 Configuring MST region and its maximum number of hops ..............................................................101
2.7.6 Configuring root/backup bridge..........................................................................................................102
2.7.7 Configuring interface priority and system priority..............................................................................103
2.7.8 Configuring network diameter for switch network.............................................................................104
2.7.9 Configuring internal path cost of interface .........................................................................................104
2.7.10 Configuring external path cost of interface.......................................................................................105
2.7.11 Configuring maximum transmission rate on interface ......................................................................105
2.7.12 Configuring MSTP timer ..................................................................................................................106
2.7.13 Configuring edge interface................................................................................................................106
2.7.14 Configuring BPDU filtering..............................................................................................................107
2.7.15 Configuring BPDU Guard.................................................................................................................107

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2.7.16 Configuring STP/RSTP/MSTP mode switching...............................................................................108
2.7.17 Configuring link type........................................................................................................................109
2.7.18 Configuring root interface protection................................................................................................109
2.7.19 Configuring interface loopguard....................................................................................................... 110
2.7.20 Configuring TC packet suppression.................................................................................................. 110
2.7.21 Checking configurations ................................................................................................................... 111
2.7.22 Maintenance...................................................................................................................................... 111
2.7.23 Example for configuring MSTP........................................................................................................ 111
2.8 MRSTP......................................................................................................................................................... 116
2.8.1 Introduction......................................................................................................................................... 116
2.8.2 Preparing for configurations ............................................................................................................... 116
2.8.3 Default configurations of MRSTP ...................................................................................................... 117
2.8.4 Enabling MRSTP................................................................................................................................ 117
2.8.5 Configuring MRSTP parameters......................................................................................................... 117
2.8.6 Checking configurations ..................................................................................................................... 118
2.9 Loop detection.............................................................................................................................................. 118
2.9.1 Introduction......................................................................................................................................... 118
2.9.2 Preparing for configurations ...............................................................................................................120
2.9.3 Default configurations of loop detection.............................................................................................120
2.9.4 Configuring loop detection .................................................................................................................121
2.9.5 Checking configurations .....................................................................................................................122
2.9.6 Maintenance........................................................................................................................................122
2.9.7 Example for configuring inner loop detection ....................................................................................122
2.10 Interface protection ....................................................................................................................................124
2.10.1 Introduction.......................................................................................................................................124
2.10.2 Preparing for configurations .............................................................................................................124
2.10.3 Default configurations of interface protection ..................................................................................124
2.10.4 Configuring interface protection.......................................................................................................125
2.10.5 Configuring interface isolation .........................................................................................................125
2.10.6 Checking configurations ...................................................................................................................125
2.10.7 Example for configuring interface protection ...................................................................................126
2.11 Port mirroring.............................................................................................................................................127
2.11.1 Introduction.......................................................................................................................................127
2.11.2 Preparing for configurations..............................................................................................................128
2.11.3 Default configurations of port mirroring...........................................................................................128
2.11.4 Configuring port mirroring on local port ..........................................................................................128
2.11.5 Checking configurations ...................................................................................................................129
2.11.6 Example for configuring port mirroring............................................................................................129
2.12 L2CP ..........................................................................................................................................................131
2.12.1 Introduction.......................................................................................................................................131
2.12.2 Preparing for configurations .............................................................................................................131
2.12.3 Defaul configurations of L2CP .........................................................................................................131

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2.12.4 Configuring global L2CP..................................................................................................................131
2.12.5 Configuring L2CP profile .................................................................................................................132
2.12.6 Configuring L2CP profile on interface .............................................................................................132
2.12.7 Checking configurations ...................................................................................................................133
2.12.8 Maintenance......................................................................................................................................133
2.12.9 Example for configuring L2CP.........................................................................................................133
2.13 Voice VLAN...............................................................................................................................................136
2.13.1 Introduction.......................................................................................................................................136
2.13.2 Preparing for configurations .............................................................................................................138
2.13.3 Default configurations of voice VLAN.............................................................................................138
2.13.4 Configuring QoS of voice VLAN.....................................................................................................139
2.13.5 Enabling voice VLAN.......................................................................................................................139
2.13.6 Configuring OUI address..................................................................................................................140
2.13.7 Checking configurations ...................................................................................................................140
2.13.8 Example for adding interface to voice VLAN and configuring it to work in manual mode .............141
2.13.9 Example for configuring IP phone to access voice VLAN packets through LLDP ..........................142
2.14 GARP.........................................................................................................................................................144
2.14.1 Introduction.......................................................................................................................................144
2.14.2 Preparing for configurations .............................................................................................................146
2.14.3 Default configurations of GARP.......................................................................................................147
2.14.4 Configuring basic functions of GARP ..............................................................................................147
2.14.5 Configuring GVRP ...........................................................................................................................148
2.14.6 Checking configurations ...................................................................................................................148
2.14.7 Example for configuring GVRP........................................................................................................149
3 ISF ................................................................................................................................................152
3.1 Introduction..................................................................................................................................................152
3.1.1 ISF advantages....................................................................................................................................152
3.1.2 ISF application....................................................................................................................................153
3.2 ISF concepts.................................................................................................................................................153
3.2.2 Principles of ISF ................................................................................................................................. 156
3.2.3 ISF merge and split .............................................................................................................................159
3.2.4 ISF management and maintenance......................................................................................................160
3.2.5 MAD...................................................................................................................................................161
3.3 Establishing ISF environment ......................................................................................................................161
3.3.1 Establishment flow..............................................................................................................................161
3.3.2 Planning number of ISF members.......................................................................................................162
3.3.3 Planning roles and IDs of ISF members..............................................................................................163
3.3.4 Planning ISF topology ........................................................................................................................163
3.3.5 Planning ISF physical interfaces.........................................................................................................163
3.3.6 Installing ISF members .......................................................................................................................163
3.3.7 Connecting ISF cables ........................................................................................................................163

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3.3.8 Configuring ISF system software........................................................................................................163
3.4 Configuring ISF ...........................................................................................................................................164
3.4.1 Preparing for configurations ...............................................................................................................164
3.4.2 Default configurations of ISF..............................................................................................................164
3.4.3 Preconfiguration mode........................................................................................................................164
3.4.4 Non-preconfiguration mode................................................................................................................165
3.5 Preconfiguring ISF in standalone mode .......................................................................................................165
3.5.1 Configuring ISF interface ...................................................................................................................166
3.5.2 Configuring member priority..............................................................................................................166
3.5.3 Configuring ISF mode ........................................................................................................................167
3.6 Configuring ISF in ISF mode.......................................................................................................................167
3.6.1 Configuring ISF mode ........................................................................................................................167
3.6.2 Configuring ISF domain ID................................................................................................................167
3.6.3 Configuring ISF interface ...................................................................................................................168
3.6.4 Configuring member ID......................................................................................................................169
3.6.5 Configuring member priority..............................................................................................................170
3.6.6 Configuring reservation time for ISF bridge MAC address................................................................170
3.6.7 Configuring MAC address synchronization........................................................................................171
3.6.8 Enabling automatic device restart upon ISF merge.............................................................................171
3.6.9 Configuring MAD...............................................................................................................................172
3.7 Checking configurations ..............................................................................................................................177
3.8 Configuration examples ...............................................................................................................................178
3.8.1 Example for configuring ISF in preconfiguration mode with BFD MAD ..........................................178
3.8.2 Example for configuring ISF in non-preconfiguration mode with BFD MAD...................................181
3.8.3 Example for switching member device from ISF mode to standalone mode......................................184
3.8.4 Example for configuring four devices to form ISF .............................................................................186
4 Ring network protection..........................................................................................................192
4.1 G.8032..........................................................................................................................................................192
4.1.1 Introduction.........................................................................................................................................192
4.1.2 Preparing for configurations ...............................................................................................................192
4.1.3 Default configurations of G.8032 .......................................................................................................193
4.1.4 Creating G.8032 ring...........................................................................................................................193
4.1.5 Configuring ERPS fault detection mode.............................................................................................195
4.1.6 (Optional) creating G.8032 tributary ring ...........................................................................................196
4.1.7 (Optional) configuring G.8032 switching control...............................................................................198
4.1.8 Checking configurations .....................................................................................................................198
4.1.9 Maintenance........................................................................................................................................199
4.2 ELPS (G.8031).............................................................................................................................................199
4.2.1 Introduction.........................................................................................................................................199
4.2.2 Preparing for configurations ...............................................................................................................199
4.2.3 Default configurations of ELPS..........................................................................................................200

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4.2.4 Creating ELPS pair .............................................................................................................................200
4.2.5 Configuring ELPS fault detection mode.............................................................................................202
4.2.6 (Optional) configuring ELPS control..................................................................................................202
4.2.7 Checking configurations .....................................................................................................................203
4.2.8 Maintenance........................................................................................................................................203
4.2.9 Example for configuring 1:1 ELPS protection....................................................................................204
5 IP services ...................................................................................................................................207
5.1 IP basis.........................................................................................................................................................207
5.1.1 Introduction.........................................................................................................................................207
5.1.2 Preparing for configurations ...............................................................................................................207
5.1.3 Default configurations of Layer 3 interface ........................................................................................207
5.1.4 Configuring IPv4 adress of VLAN interface ......................................................................................208
5.1.5 Configuring IPv6 address of VLAN interface ....................................................................................208
5.1.6 Configuring attributes of management VLAN....................................................................................208
5.1.7 Checking configurations .....................................................................................................................209
5.1.8 Example for configuring VLAN interface to interconnect with host..................................................209
5.2 Loopback interface....................................................................................................................................... 211
5.2.1 Introduction......................................................................................................................................... 211
5.2.2 Preparing for configurations ............................................................................................................... 211
5.2.3 Default configurations of loopback interface...................................................................................... 211
5.2.4 Configuring IP address of loopback interface..................................................................................... 211
5.2.5 Configuring interface loopback...........................................................................................................212
5.2.6 Checking configurations .....................................................................................................................212
5.3 ARP..............................................................................................................................................................212
5.3.1 Introduction.........................................................................................................................................212
5.3.2 Preparing for configurations ...............................................................................................................213
5.3.3 Default configurations of ARP............................................................................................................213
5.3.4 Configuring static ARP entries............................................................................................................214
5.3.5 Configuring dynamic ARP entries ......................................................................................................214
5.3.1 Configuring proxy ARP ......................................................................................................................214
5.3.2 Checking configurations .....................................................................................................................215
5.3.3 Maintenance........................................................................................................................................215
5.3.4 Example for configuring ARP.............................................................................................................215
5.4 NDP..............................................................................................................................................................217
5.4.1 Introduction.........................................................................................................................................217
5.4.2 Preparing for configurations ...............................................................................................................217
5.4.3 Default configurations of NDP ...........................................................................................................218
5.4.4 Configuring static neighbor entries.....................................................................................................218
5.4.5 Configuring times of sending NS messages for detecting duplicated addresses.................................218
5.4.6 Configuring maximum number of NDPs allowed to be learnt on Layer 3 interface...........................219
5.4.7 Checking configurations .....................................................................................................................219

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5.4.8 Maintenance........................................................................................................................................219
5.5 Static route ...................................................................................................................................................220
5.5.1 Introduction.........................................................................................................................................220
5.5.2 Preparing for configurations ...............................................................................................................220
5.5.3 Configuring static route ......................................................................................................................220
5.5.4 Configuring route mangement ............................................................................................................221
5.5.5 Checking configurations .....................................................................................................................221
5.5.6 Example for configuring static route...................................................................................................222
5.6 RIP ...............................................................................................................................................................224
5.6.1 Introduction.........................................................................................................................................224
5.6.2 Configuring basic RIP functions.........................................................................................................226
5.6.3 Configuring RIP version .....................................................................................................................226
5.6.4 Redistributing external routes .............................................................................................................227
5.6.5 Configuring RIP timer.........................................................................................................................228
5.6.6 Configuring loop suppression .............................................................................................................228
5.6.7 Configuring authentication .................................................................................................................229
5.6.8 Configuring routing policy..................................................................................................................229
5.6.9 Configuring route calculation .............................................................................................................230
5.6.10 Checking configurations ...................................................................................................................230
5.6.11 Maintenance......................................................................................................................................231
5.7 OSPFv2........................................................................................................................................................231
5.7.1 Introduction.........................................................................................................................................231
5.7.2 Configuring basic functions of OSPF .................................................................................................236
5.7.3 Configuring OSPF route attributes......................................................................................................237
5.7.4 Configuring load balancing.................................................................................................................239
5.7.5 Configuring OSPF network ................................................................................................................239
5.7.6 Optimizing OSPF network..................................................................................................................240
5.7.7 Configuring OSPF authentication mode .............................................................................................243
5.7.8 Configuring Stub area .........................................................................................................................244
5.7.9 Controlling OSPF routing information ...............................................................................................244
5.7.10 Configuring OSPF routing policy.....................................................................................................246
5.7.11 Checking configurations ...................................................................................................................249
5.7.12 Maintenance......................................................................................................................................250
6 DHCP...........................................................................................................................................251
6.1 DHCP Client ................................................................................................................................................251
6.1.1 Introduction.........................................................................................................................................251
6.1.2 Preparing for configurations ...............................................................................................................254
6.1.3 Default configurations of DHCP Client..............................................................................................254
6.1.4 Configuring DHCP Client...................................................................................................................255
6.1.5 Configuring DHCPv6 Client...............................................................................................................255
6.1.6 Checking configurations .....................................................................................................................256

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xiii
6.1.7 Example for configuring DHCP Client...............................................................................................256
6.2 Zero-configuration .......................................................................................................................................258
6.2.1 Introduction.........................................................................................................................................258
6.2.2 Default configurations of zero-configuration......................................................................................259
6.2.3 Preparing for configuration.................................................................................................................259
6.2.4 Configuring DHCP Client...................................................................................................................260
6.2.5 (Optional) configuring zero-configuration polling..............................................................................260
6.2.6 Checking configurations .....................................................................................................................260
6.2.7 Example for IPv6 zero-configuration..................................................................................................261
6.3 DHCP Snooping...........................................................................................................................................265
6.3.1 Introduction.........................................................................................................................................265
6.3.2 Preparing for configurations ...............................................................................................................266
6.3.3 Default configurations of DHCP Snooping.........................................................................................266
6.3.4 Configuring DHCP Snooping .............................................................................................................266
6.3.5 Configure DHCP Snooping to support Option 82...............................................................................267
6.3.6 Configuring DHCPv6 Snooping .........................................................................................................268
6.3.7 Checking configurations .....................................................................................................................268
6.3.8 Example for configuring DHCP Snooping..........................................................................................269
6.4 DHCP Options..............................................................................................................................................270
6.4.1 Introduction.........................................................................................................................................270
6.4.2 Preparing for configurations ...............................................................................................................272
6.4.3 Default configurations of DHCP Option.............................................................................................272
6.4.4 Configuring DHCP Option fields........................................................................................................272
6.4.5 Configuring DHCP Option 18 over IPv6............................................................................................273
6.4.6 Configuring DHCP Option 37 over IPv6............................................................................................274
6.4.7 Configuring user-defined DHCP Option over IPv6 ............................................................................274
6.4.8 Checking configurations .....................................................................................................................275
6.5 DHCP Server................................................................................................................................................275
6.5.1 Introduction.........................................................................................................................................275
6.5.2 Preparing for configurations ...............................................................................................................278
6.5.3 Creating and configuring IPv4 address pool.......................................................................................278
6.5.4 Enabling DHCPv4 Server on VLAN interface ...................................................................................279
6.5.5 Enabling DHCP Server on VLAN interface .......................................................................................279
6.5.6 Configuring DHCP Server to support Option 82 ................................................................................279
6.5.7 Checking configurations .....................................................................................................................279
6.5.8 Example for configuring DHCPv4 Server ..........................................................................................280
6.6 DHCP Relay.................................................................................................................................................281
6.6.1 Introduction.........................................................................................................................................281
6.6.2 Preparing for configurations ...............................................................................................................282
6.6.3 Default configurations of DHCP Relay...............................................................................................282
6.6.4 Configuring global DHCP Relay ........................................................................................................283
6.6.5 Configuring DHCP Relay on VLAN interface ...................................................................................283

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6.6.6 Configuring global DHCPv6 Relay ....................................................................................................283
6.6.7 Configuring DHCPv6 Relay on VLAN interface ...............................................................................284
6.6.8 (Optional) configuring DHCP Relay to support Option 82.................................................................284
6.6.9 Checking configurations .....................................................................................................................284
6.6.10 Example for configuring DHCPv4 Relay .........................................................................................285
7 QoS...............................................................................................................................................287
7.1 Introduction..................................................................................................................................................287
7.1.1 Service model......................................................................................................................................287
7.1.2 Priority trust ........................................................................................................................................288
7.1.3 Traffic classification............................................................................................................................288
7.1.4 Traffic policy.......................................................................................................................................290
7.1.5 Priority mapping .................................................................................................................................291
7.1.6 Queue scheduling................................................................................................................................291
7.1.7 Congestion avoidance .........................................................................................................................293
7.1.8 Rate limiting based on interface and VLAN.......................................................................................294
7.1.9 QoS enhancement ...............................................................................................................................294
7.2 Configuring priority .....................................................................................................................................295
7.2.1 Preparing for configurations ...............................................................................................................295
7.2.2 Default configurations of basic QoS...................................................................................................295
7.2.3 Configuring types of priorities trusted by interface ............................................................................296
7.2.4 Configuring mapping from CoS to local priority................................................................................296
7.2.5 Configuring mapping from DSCP to local priority and color.............................................................297
7.2.6 Configuring DSCP mutation...............................................................................................................297
7.2.7 Configuring CoS remarking................................................................................................................298
7.2.8 Checking configurations .....................................................................................................................298
7.3 Configuring congestion management...........................................................................................................299
7.3.1 Preparing for configurations ...............................................................................................................299
7.3.2 Default configurations of congestion management.............................................................................299
7.3.3 Configuring SP queue scheduling.......................................................................................................299
7.3.4 Configuring WRR or SP+WRR queue scheduling .............................................................................300
7.3.5 Configuring DRR or SP+DRR queue scheduling...............................................................................300
7.3.6 Configuring queue bandwidth guarantee ............................................................................................300
7.3.7 Checking configurations .....................................................................................................................301
7.4 Configuring congestion avoidance...............................................................................................................301
7.4.1 Preparing for configurations ...............................................................................................................301
7.4.2 Default configurations of congestion avoidance.................................................................................301
7.4.3 Configuring SRED..............................................................................................................................302
7.4.4 Checking configurations .....................................................................................................................302
7.5 Configuring traffic classification and traffic policy .....................................................................................302
7.5.1 Preparing for configurations ...............................................................................................................302
7.5.2 Default configurations of traffic classification and traffic policy .......................................................303

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7.5.3 Creating traffic class ...........................................................................................................................303
7.5.4 Configuring traffic classification rules................................................................................................303
7.5.5 Creating rate limiting rule and shapping rule......................................................................................304
7.5.6 Creating traffic policy .........................................................................................................................305
7.5.7 Defining traffic policy mapping..........................................................................................................305
7.5.8 Defining traffic policy operation.........................................................................................................306
7.5.9 Applying traffic policy to interfaces....................................................................................................307
7.5.10 Checking configurations ...................................................................................................................307
7.5.11 Maintenance......................................................................................................................................308
7.6 Configuring rate limiting..............................................................................................................................308
7.6.1 Preparing for configurations ...............................................................................................................308
7.6.2 Configuring rate limiting based on interface.......................................................................................308
7.6.3 Checking configurations .....................................................................................................................309
7.7 Bandwidth rate limiting................................................................................................................................309
7.7.1 Introduction.........................................................................................................................................309
7.7.2 Preparing for configurations ...............................................................................................................310
7.7.3 Default configurations of bandwidth rate limiting..............................................................................310
7.7.4 Configuring bandwidth guarantee....................................................................................................... 311
7.7.5 Configuring hierarchical bandwidth guarantee...................................................................................312
7.7.6 Checking configurations .....................................................................................................................313
7.8 Configuration examples ...............................................................................................................................314
7.8.1 Example for configuring congestion management..............................................................................314
7.8.2 Example for configuring rate limiting based on traffic policy ............................................................316
7.8.3 Example for configuring rate limiting based on interface...................................................................319
8 Multicast .....................................................................................................................................321
8.1 Multicast.......................................................................................................................................................321
8.2 Basic functions of Layer 2 multicast............................................................................................................326
8.2.1 Introduction.........................................................................................................................................326
8.2.2 Preparing for configurations ...............................................................................................................328
8.2.3 Default configurations of Layer 2 multicast basic functions...............................................................328
8.2.4 Configuring basic functions of Layer 2 multicast...............................................................................328
8.2.5 Checking configurations .....................................................................................................................329
8.2.6 Maintenance........................................................................................................................................329
8.3 IGMP Snooping............................................................................................................................................330
8.3.1 Introduction.........................................................................................................................................330
8.3.2 Preparing for configurations ...............................................................................................................330
8.3.3 Default configurations of IGMP Snooping .........................................................................................331
8.3.4 Configuring IGMP Snooping..............................................................................................................331
8.3.5 Checking configurations .....................................................................................................................331
8.3.6 Example for applying multicast on ring network................................................................................332
8.4 IGMP Querier...............................................................................................................................................335

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8.4.1 Introduction.........................................................................................................................................335
8.4.2 Preparing for configurations ...............................................................................................................336
8.4.3 Default configurations of IGMP Querier ............................................................................................336
8.4.4 Configuring IGMP Querier.................................................................................................................337
8.4.5 Checking configurations .....................................................................................................................338
8.4.6 Example for configuring IGMP Snooping and IGMP Querier............................................................338
8.5 IGMP MVR..................................................................................................................................................340
8.5.1 Introduction.........................................................................................................................................340
8.5.2 Preparing for configurations ...............................................................................................................340
8.5.3 Default configurations of IGMP MVR ...............................................................................................341
8.5.4 Configuring IGMP MVR....................................................................................................................341
8.5.5 Checking configurations .....................................................................................................................342
8.5.6 Example for configuring IGMP MVR ................................................................................................343
8.6 IGMP filtering..............................................................................................................................................345
8.6.1 Introduction.........................................................................................................................................345
8.6.2 Preparing for configurations ...............................................................................................................345
8.6.3 Default configurations of IGMP filtering............................................................................................346
8.6.4 Enabling global IGMP filtering...........................................................................................................346
8.6.5 Configuring IGMP filtering profile.....................................................................................................346
8.6.6 Configuring maximum number of multicast groups ...........................................................................347
8.6.7 Checking configurations .....................................................................................................................348
8.6.8 Example for applying IGMP filtering on interface .............................................................................348
8.7 Multicast VLAN copy..................................................................................................................................350
8.7.1 Introduction.........................................................................................................................................350
8.7.2 Preparing for configurations ...............................................................................................................352
8.7.3 Default configurations of multicast VLAN copy................................................................................353
8.7.4 Configuring multicast VLAN copy.....................................................................................................353
8.7.5 Configuring static multicast members of VLAN copy........................................................................354
8.7.6 Configuring customer VLAN of VLAN copy.....................................................................................354
8.7.7 Checking configurations .....................................................................................................................355
8.8 MLD.............................................................................................................................................................355
8.8.1 Introduction.........................................................................................................................................355
8.8.2 Preparing for configurations ...............................................................................................................356
8.8.3 Default configurations of MLD ..........................................................................................................356
8.8.4 Configuring basic functions of MLD..................................................................................................356
8.8.5 Configuring MLD Snooping...............................................................................................................357
8.8.6 Configuring MLD Querier..................................................................................................................358
8.8.7 Configuring MLD filtering .................................................................................................................359
8.8.8 Checking configurations .....................................................................................................................360
8.8.9 Maintenance........................................................................................................................................361
9 OAM ............................................................................................................................................362

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9.1 Introduction..................................................................................................................................................362
9.2 EFM .............................................................................................................................................................364
9.2.1 Introduction.........................................................................................................................................364
9.2.2 Preparing for configurations ...............................................................................................................364
9.2.3 Default configurations of EFM ...........................................................................................................364
9.2.4 Configuring basic functions of EFM...................................................................................................365
9.2.5 Configuring active functions of EFM .................................................................................................366
9.2.6 Configuring EFM passive function.....................................................................................................367
9.2.7 Checking configurations .....................................................................................................................369
9.2.8 Maintenance........................................................................................................................................370
9.3 CFM (IEEE 802.1ag/ITU-Y.1731)...............................................................................................................370
9.3.1 Introduction.........................................................................................................................................370
9.3.2 Preparing for configurations ...............................................................................................................373
9.3.3 Enabling CFM.....................................................................................................................................373
9.3.4 Configuring basic functions of CFM ..................................................................................................374
9.3.5 Configuring CFM fault detection........................................................................................................375
9.3.6 Configuring fault acknowledgement...................................................................................................377
9.3.7 Configuring CFM fault location..........................................................................................................378
9.3.8 Configuring alarm indication signal....................................................................................................379
9.3.9 Configuring Ethernet locked signal ....................................................................................................380
9.3.10 Configuring Ethernet CSF ................................................................................................................381
9.3.11 Configuring performance monitoring ...............................................................................................381
9.3.12 Checking configurations ...................................................................................................................381
9.3.13 Example for configuring CFM..........................................................................................................382
9.4 SLA..............................................................................................................................................................385
9.4.1 Introduction.........................................................................................................................................385
9.4.2 Preparing for configurations ...............................................................................................................387
9.4.3 Limits on SLA configuration ..............................................................................................................387
9.4.4 Default configurations of SLA............................................................................................................388
9.4.5 Creating SLA operation ......................................................................................................................388
9.4.6 Configuring SLA scheduling ..............................................................................................................389
9.4.7 Configuring SLA threshold.................................................................................................................389
9.4.8 Configuring maintenance window......................................................................................................390
9.4.9 Configuring availability test................................................................................................................390
9.4.10 Enabling alarms ................................................................................................................................391
9.4.11 Checking configurations ...................................................................................................................391
9.4.12 Example for configuring SLA...........................................................................................................392
9.5 BFD..............................................................................................................................................................393
9.5.1 Introduction.........................................................................................................................................393
9.5.2 Preparing for configurations ...............................................................................................................394
9.5.3 Configuring BFD session binding.......................................................................................................394
9.5.4 Configuring BFD session parameters .................................................................................................395

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9.5.5 Checking configurations .....................................................................................................................396
10 Security......................................................................................................................................397
10.1 ACL............................................................................................................................................................397
10.1.1 Introduction.......................................................................................................................................397
10.1.2 Preparing for configurations .............................................................................................................398
10.1.3 Configuring MAC ACL ....................................................................................................................398
10.1.4 Configuring ACL period...................................................................................................................401
10.1.5 Configuring filter ..............................................................................................................................402
10.1.6 Checking configurations ...................................................................................................................402
10.1.7 Maintenance......................................................................................................................................403
10.2 Port security MAC .....................................................................................................................................403
10.2.1 Introduction.......................................................................................................................................403
10.2.2 Preparing for configurations .............................................................................................................404
10.2.3 Default configurations of port security MAC ...................................................................................404
10.2.4 Configuring basic functions of port security MAC...........................................................................405
10.2.5 Configuring static secure MAC address............................................................................................406
10.2.6 Configuring dynamic secure MAC address ......................................................................................406
10.2.7 Configuring sticky secure MAC address ..........................................................................................407
10.2.8 Checking configurations ...................................................................................................................408
10.2.9 Maintenance......................................................................................................................................408
10.2.10 Example for configuring port security MAC ..................................................................................408
10.3 Dynamic ARP inspection ...........................................................................................................................410
10.3.1 Introduction.......................................................................................................................................410
10.3.2 Preparing for configurations .............................................................................................................412
10.3.3 Default configurations of dynamic ARP inspection..........................................................................412
10.3.4 Configuring trusted interfaces of dynamic ARP inspection..............................................................412
10.3.5 Configuring static binding of dynamic ARP inspection....................................................................413
10.3.6 Configuring dynamic binding of dynamic ARP inspection...............................................................413
10.3.7 Configuring protection VLAN of dynamic ARP inspection .............................................................413
10.3.8 Configuring rate limiting on ARP packets on interface ....................................................................414
10.3.9 Checking configurations ...................................................................................................................414
10.3.10 Example for configuring dynamic ARP inspection.........................................................................414
10.4 RADIUS.....................................................................................................................................................417
10.4.1 Introduction.......................................................................................................................................417
10.4.2 Preparing for configurations .............................................................................................................418
10.4.3 Default configurations of RADIUS ..................................................................................................418
10.4.4 Configuring RADIUS authentication................................................................................................418
10.4.5 Configuring RADIUS accounting.....................................................................................................419
10.4.6 Checking configurations ...................................................................................................................420
10.4.7 Example for configuring RADIUS ...................................................................................................420
10.5 TACACS+..................................................................................................................................................422