ZyXEL Communications IES-22A - User manual

www.zyxel.com
IES-708-22A
8-port G.bis mini-DSLAM
User’s Guide
Version 3.52
10/2007
Edition 1
DEFAULT LOGIN
IP Address http://192.168.1.1
User Name admin
Password 1234

About This User's Guide
IES-708-22A User’s Guide 3
About This User's Guide
Intended Audience
This manual is intended for people who want to configure the IES-708-22A. You should have
at least a basic knowledge of TCP/IP networking concepts and topology.
Related Documentation
"It is recommended you use the web configurator to configure the IES-708-22A.
• Supporting Disk
Refer to the included CD for support documents.
• ZyXEL Web Site
Please refer to www.zyxel.com for additional support documentation and product
certifications.
User Guide Feedback
Help us help you. Send all User Guide-related comments, questions or suggestions for
improvement to the following address, or use e-mail instead. Thank you!
The Technical Writing Team,
ZyXEL Communications Corp.,
6 Innovation Road II,
Science-Based Industrial Park,
Hsinchu, 300, Taiwan.
E-mail: [email protected]

Document Conventions
IES-708-22A User’s Guide
4
Document Conventions
Warnings and Notes
These are how warnings and notes are shown in this User’s Guide.
1Warnings tell you about things that could harm you or your device.
"Notes tell you other important information (for example, other things you may
need to configure or helpful tips) or recommendations.
Syntax Conventions
• The IES-708-22A may be referred to as the “IES-708-22A”, the “device”, the “system” or
the “product” in this User’s Guide.
• Product labels, screen names, field labels and field choices are all in bold font.
• A key stroke is denoted by square brackets and uppercase text, for example, [ENTER]
means the “enter” or “return” key on your keyboard.
• “Enter” means for you to type one or more characters and then press the [ENTER] key.
“Select” or “choose” means for you to use one of the predefined choices.
• A right angle bracket ( > ) within a screen name denotes a mouse click. For example,
Maintenance > Log > Log Setting means you first click Maintenance in the navigation
panel, then the Log sub menu and finally the Log Setting tab to get to that screen.
• Units of measurement may denote the “metric” value or the “scientific” value. For
example, “k” for kilo may denote “1000” or “1024”, “M” for mega may denote “1000000”
or “1048576” and so on.
• “e.g.,” is a shorthand for “for instance”, and “i.e.,” means “that is” or “in other words”.

Document Conventions
IES-708-22A User’s Guide 5
Icons Used in Figures
Figures in this User’s Guide may use the following generic icons. The IES-708-22A icon is
not an exact representation of your device.
IES-708-22A Computer Server
Central Office/ ISP DSLAM Firewall
Telephone Switch Router

Safety Warnings
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6
Safety Warnings
1For your safety, be sure to read and follow all warning notices and instructions.
• Do NOT use this product near water, for example, in a wet basement or near a swimming
pool.
• Do NOT expose your device to dampness, dust or corrosive liquids.
• Do NOT store things on the device.
• Do NOT install, use, or service this device during a thunderstorm. There is a remote risk
of electric shock from lightning.
• Connect ONLY suitable accessories to the device.
• ONLY qualified service personnel should service or disassemble this device.
• Make sure to connect the cables to the correct ports.
• Place connecting cables carefully so that no one will step on them or stumble over them.
• Always disconnect all cables from this device before servicing or disassembling.
• Use ONLY an appropriate power adaptor or cord for your device. Connect it to the right
supply voltage (for example, 110V AC in North America or 230V AC in Europe).
• Use ONLY power wires of the appropriate wire gauge (see Chapter 57 on page 387 for
details) for your device. Connect it to a power supply of the correct voltage (see Chapter
57 on page 387 for details).
• Do NOT allow anything to rest on the power adaptor or cord and do NOT place the
product where anyone can walk on the power adaptor or cord.
• Do NOT use the device if the power adaptor or cord is damaged as it might cause
electrocution.
• If the power adaptor or cord is damaged, remove it from the device and the power source.
• Do NOT attempt to repair the power adaptor or cord. Contact your local vendor to order a
new one.
• Do not use the device outside, and make sure all the connections are indoors. There is a
remote risk of electric shock from lightning.
• Do NOT obstruct the device ventilation slots, as insufficient airflow may harm your
device.
• Use only No. 26 AWG (American Wire Gauge) or larger telecommunication line cord.
• Fuse Warning! Replace a fuse only with a fuse of the same type and rating.
This product is recyclable. Dispose of it properly.

Safety Warnings
IES-708-22A User’s Guide 7

Safety Warnings
IES-708-22A User’s Guide
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Contents Overview
IES-708-22A User’s Guide 9
Contents Overview
Introduction ............................................................................................................................ 37
Introducing the IES-708-22A ..................................................................................................... 39
Hardware ................................................................................................................................. 43
Hardware Installation and Connection ....................................................................................... 45
Front Panel ................................................................................................................................ 49
Web Configurator ................................................................................................................... 55
Introducing the Web Configurator .............................................................................................. 57
Initial Configuration .................................................................................................................... 65
Home and Port Statistics Screens ............................................................................................. 71
System Information .................................................................................................................... 83
General Setup ........................................................................................................................... 87
User Account ............................................................................................................................. 89
Switch Setup .............................................................................................................................. 93
IP Setup ..................................................................................................................................... 99
ENET Port Setup ..................................................................................................................... 101
xDSL Port Setup ...................................................................................................................... 103
xDSL Profiles Setup .................................................................................................................117
xDSL Line Data ....................................................................................................................... 131
G.bond ..................................................................................................................................... 135
VLAN ....................................................................................................................................... 139
IGMP ....................................................................................................................................... 147
Static Multicast ......................................................................................................................... 157
Multicast VLAN ........................................................................................................................ 159
Packet Filtering ........................................................................................................................ 165
MAC Filter ................................................................................................................................ 167
Spanning Tree Protocol ........................................................................................................... 169
Port Authentication .................................................................................................................. 175
Port Security ............................................................................................................................ 179
DHCP Relay ............................................................................................................................ 181
DHCP Snoop ........................................................................................................................... 185
2684 Routed Mode .................................................................................................................. 189
PPPoA to PPPoE .................................................................................................................... 197
DSCP ....................................................................................................................................... 203
TLS PVC .................................................................................................................................. 205
ACL .......................................................................................................................................... 209

Contents Overview
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Downstream Broadcast ...........................................................................................................215
SysLog ..................................................................................................................................... 217
Access Control ........................................................................................................................ 219
Static Routing .......................................................................................................................... 227
Alarm ....................................................................................................................................... 229
Maintenance ............................................................................................................................ 235
Diagnostic ................................................................................................................................ 239
MAC Table ............................................................................................................................... 241
ARP Table ................................................................................................................................ 243
CLI ......................................................................................................................................... 245
Commands .............................................................................................................................. 247
Command Examples ...............................................................................................................265
Alarm Commands .................................................................................................................... 269
DHCP Commands ................................................................................................................... 277
IEEE 802.1Q Tagged VLAN Commands ................................................................................. 285
MAC Commands ..................................................................................................................... 293
IGMP Commands .................................................................................................................... 299
Packet Filter Commands ..........................................................................................................311
IP Commands .......................................................................................................................... 315
Firmware and Configuration File Maintenance ........................................................................ 321
SNMP ...................................................................................................................................... 327
DSL Commands ...................................................................................................................... 329
Virtual Channel Management .................................................................................................. 345
ACL Commands ...................................................................................................................... 369
Troubleshooting and Specifications .................................................................................. 375
Troubleshooting ....................................................................................................................... 377
Product Specifications ............................................................................................................. 387
Appendices and Index ......................................................................................................... 395

Table of Contents
IES-708-22A User’s Guide 11
Table of Contents
About This User's Guide ..........................................................................................................3
Document Conventions............................................................................................................4
Safety Warnings........................................................................................................................ 6
Contents Overview ................................................................................................................... 9
Table of Contents.................................................................................................................... 11
List of Figures ......................................................................................................................... 27
List of Tables........................................................................................................................... 33
Part I: Introduction................................................................................. 37
Chapter 1
Introducing the IES-708-22A .................................................................................................. 39
1.1 Overview .............................................................................................................................. 39
1.1.1 High-speed, Point-to-point Connections (STU-C/STU-R) .......................................... 39
1.1.2 High-speed, Point-to-point Connections (STU-R) ...................................................... 40
1.1.3 High-speed Internet Access (STU-C) ......................................................................... 40
1.2 STU-C/STU-R Mode ............................................................................................................ 40
1.2.1 Checking the Current Mode ....................................................................................... 40
1.2.2 Changing the Current Mode ....................................................................................... 42
1.3 Ways to Manage the IES-708-22A ...................................................................................... 42
1.4 Good Habits for Managing the IES-708-22A ....................................................................... 42
Part II: Hardware .................................................................................... 43
Chapter 2
Hardware Installation and Connection ................................................................................. 45
2.1 Freestanding Installation ..................................................................................................... 45
2.2 Mounting the IES-708-22A on a Rack ................................................................................ 46
2.2.1 Rack-mounted Installation Requirements .................................................................. 46
2.2.2 Attaching the Mounting Brackets to the IES-708-22A ................................................ 46
2.2.3 Mounting the IES-708-22A on a Rack ........................................................................ 47

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Chapter 3
Front Panel .............................................................................................................................. 49
3.1 LEDs .................................................................................................................................... 49
3.2 Front Panel Ports ................................................................................................................. 50
3.2.1 Power Connection ...................................................................................................... 50
3.2.2 Console Port .............................................................................................................. 50
3.2.3 LAN (Ethernet) Ports .................................................................................................. 50
3.2.4 USER/CO Ports ......................................................................................................... 51
Part III: Web Configurator ..................................................................... 55
Chapter 4
Introducing the Web Configurator ........................................................................................ 57
4.1 Introduction .......................................................................................................................... 57
4.2 Screen Privilege Levels ....................................................................................................... 57
4.3 System Login .................................................................................................................... 57
4.4 Status Screen ...................................................................................................................... 58
4.5 Navigation Panel ................................................................................................................. 59
4.6 Changing Your Password .................................................................................................... 61
4.7 Saving Your Configuration ................................................................................................... 62
4.8 Logging out of the Web Configurator ................................................................................... 62
Chapter 5
Initial Configuration ................................................................................................................ 65
5.1 Initial Configuration Overview .............................................................................................. 65
5.2 Initial Configuration .............................................................................................................. 65
Chapter 6
Home and Port Statistics Screens.........................................................................................71
6.1 Home Screen ....................................................................................................................... 71
6.1.1 Ethernet Port Statistics Screen .................................................................................. 72
6.1.2 DSL Port Statistics Screen ......................................................................................... 75
6.1.3 RMON Statistics Screen ............................................................................................. 77
6.1.4 RMON History Screen ................................................................................................ 79
6.1.5 RMON History Detail Screen ..................................................................................... 80
Chapter 7
System Information ................................................................................................................ 83
Chapter 8
General Setup.......................................................................................................................... 87

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IES-708-22A User’s Guide 13
Chapter 9
User Account........................................................................................................................... 89
9.1 User Account Screen ........................................................................................................... 89
9.2 Authentication Screen ......................................................................................................... 90
Chapter 10
Switch Setup ........................................................................................................................... 93
10.1 GARP Timer Setup ............................................................................................................ 93
10.2 Switch Modes .................................................................................................................... 93
10.2.1 Standalone Switch Mode .......................................................................................... 93
10.2.2 Port Isolation with Standalone Switch Mode Example ............................................. 94
10.2.3 Daisychain Switch Mode .......................................................................................... 94
10.2.4 Port Isolation with Daisychain Switch Mode Example .............................................. 94
10.3 Switch Setup Screen ......................................................................................................... 95
Chapter 11
IP Setup.................................................................................................................................... 99
Chapter 12
ENET Port Setup ................................................................................................................... 101
Chapter 13
xDSL Port Setup.................................................................................................................... 103
13.1 DSL Profiles ..................................................................................................................... 103
13.2 Alarm Profiles .................................................................................................................. 103
13.3 Downstream and Upstream ............................................................................................. 103
13.4 Default Settings ............................................................................................................... 103
13.5 xDSL Port Setup Screen ................................................................................................. 104
13.5.1 xDSL Port Setting Screen ...................................................................................... 105
13.6 Virtual Channels .............................................................................................................. 107
13.6.1 Super Channel ....................................................................................................... 108
13.6.2 LLC ......................................................................................................................... 108
13.6.3 VC Mux ..................................................................................................................108
13.6.4 Virtual Channel Profile ........................................................................................... 108
13.7 VC Setup Screen ............................................................................................................. 108
13.8 Priority-based PVCs .........................................................................................................112
13.9 PPVC Setup Screen .........................................................................................................113
13.9.1 PPVC Setup Members Screen ................................................................................114
Chapter 14
xDSL Profiles Setup.............................................................................................................. 117
14.1 Configured Versus Actual SHDSL Rates ..........................................................................117
14.2 N-wire Mode .....................................................................................................................117
14.3 Port Profile Screen ...........................................................................................................118

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14.4 ATM QoS ..........................................................................................................................119
14.5 Traffic Shaping ..................................................................................................................119
14.5.1 ATM Traffic Classes ............................................................................................... 120
14.5.2 Traffic Parameters .................................................................................................. 120
14.6 Upstream Policing ........................................................................................................... 122
14.7 VC Profile Screen ............................................................................................................ 123
14.8 Alarm Profile Screen ........................................................................................................ 124
14.8.1 Alarm Profile Map Screen ...................................................................................... 126
14.9 IGMP Filtering .................................................................................................................. 127
14.10 IGMP Filter Profile Screen ............................................................................................. 127
Chapter 15
xDSL Line Data...................................................................................................................... 131
15.1 xDSL Line Rate Info Screen ............................................................................................ 131
15.2 xDSL Performance Screen .............................................................................................. 132
Chapter 16
G.bond.................................................................................................................................... 135
16.1 Bonding Overview ........................................................................................................... 135
16.1.1 Cell-level Bonding Process .................................................................................... 135
16.1.2 Bonding Standards ................................................................................................. 135
16.2 G.bond Setup Screen ...................................................................................................... 135
16.2.1 G.bond Status Screen ............................................................................................ 137
Chapter 17
VLAN ...................................................................................................................................... 139
17.1 Introduction to VLANs ...................................................................................................... 139
17.2 Introduction to IEEE 802.1Q Tagged VLAN ..................................................................... 139
17.2.1 Forwarding Tagged and Untagged Frames ............................................................ 140
17.3 VLAN Status Screen ........................................................................................................140
17.4 Static VLAN Setting Screen ............................................................................................. 142
17.5 VLAN Port Setting Screen ............................................................................................... 143
Chapter 18
IGMP....................................................................................................................................... 147
18.1 IGMP ............................................................................................................................... 147
18.2 IP Multicast Addresses ....................................................................................................147
18.2.1 IGMP Snooping ...................................................................................................... 147
18.2.2 IGMP Proxy ............................................................................................................ 147
18.3 IGMP Status Screen ........................................................................................................148
18.4 IGMP Bandwidth Screen ................................................................................................. 150
18.4.1 Bandwidth Port Setup Screen ................................................................................ 151
18.5 IGMP Setup Screen .........................................................................................................152

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IES-708-22A User’s Guide 15
18.6 IGMP Filter Setup Screen ................................................................................................ 153
18.7 IGMP Count Screen ........................................................................................................ 153
18.8 IGMP Port Info Screen .................................................................................................... 154
18.9 IGMP Port Group Screen ................................................................................................ 155
Chapter 19
Static Multicast...................................................................................................................... 157
19.1 Static Multicast ................................................................................................................. 157
19.2 Static Multicast Screen .................................................................................................... 157
Chapter 20
Multicast VLAN...................................................................................................................... 159
20.1 Multicast VLAN Overview ................................................................................................ 159
20.2 MVLAN Status Screen ..................................................................................................... 159
20.3 MVLAN Setup Screen ..................................................................................................... 160
20.4 MVLAN Group Screen ..................................................................................................... 162
Chapter 21
Packet Filtering ..................................................................................................................... 165
21.1 Packet Filter Screen ........................................................................................................ 165
Chapter 22
MAC Filter .............................................................................................................................. 167
22.1 MAC Filter Introduction .................................................................................................... 167
22.2 MAC Filter Screen ........................................................................................................... 167
Chapter 23
Spanning Tree Protocol........................................................................................................ 169
23.1 RSTP and STP ................................................................................................................ 169
23.2 Spanning Tree Protocol Status Screen ............................................................................ 171
23.3 Spanning Tree Protocol Screen ....................................................................................... 173
Chapter 24
Port Authentication............................................................................................................... 175
24.1 Introduction to Authentication .......................................................................................... 175
24.1.1 RADIUS ..................................................................................................................175
24.1.2 Introduction to Local User Database ...................................................................... 175
24.2 RADIUS Screen ............................................................................................................... 176
24.3 802.1x Screen ................................................................................................................. 177
Chapter 25
Port Security.......................................................................................................................... 179
25.1 Port Security Overview ....................................................................................................179

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25.2 Port Security Screen ........................................................................................................ 179
Chapter 26
DHCP Relay ........................................................................................................................... 181
26.1 DHCP Relay .................................................................................................................... 181
26.2 DHCP Relay Agent Information Option (Option 82) ........................................................ 181
26.2.1 DHCP Relay Agent Circuit ID and Remote ID Sub-option Formats ....................... 181
26.3 DHCP Relay Screen ........................................................................................................ 182
Chapter 27
DHCP Snoop.......................................................................................................................... 185
27.1 DHCP Snoop Overview ................................................................................................... 185
27.2 DHCP Snoop Screen ....................................................................................................... 185
27.3 DHCP Snoop Status Screen ............................................................................................ 186
27.4 DHCP Counter Screen .................................................................................................... 187
Chapter 28
2684 Routed Mode ................................................................................................................189
28.1 2684 Routed Mode ..........................................................................................................189
28.1.1 2684 Routed Mode Example .................................................................................. 189
28.2 2684 Routed PVC Screen ............................................................................................... 190
28.3 2684 Routed Domain Screen .......................................................................................... 192
28.4 RPVC Arp Proxy Screen ................................................................................................. 193
28.5 2684 Routed Gateway Screen ........................................................................................ 194
Chapter 29
PPPoA to PPPoE................................................................................................................... 197
29.1 PPPoA to PPPoE Overview ............................................................................................ 197
29.2 PPPoA to PPPoE Screen ................................................................................................ 197
29.3 PPPoA to PPPoE Status Screen ..................................................................................... 200
Chapter 30
DSCP ...................................................................................................................................... 203
30.1 DSCP Overview ............................................................................................................... 203
30.2 DSCP Setup Screen ........................................................................................................ 203
30.3 DSCP Map Screen .......................................................................................................... 204
Chapter 31
TLS PVC................................................................................................................................. 205
31.1 Transparent LAN Service (TLS) Overview ...................................................................... 205
31.1.1 TLS Network Example ........................................................................................... 205
31.2 TLS PVC Screen ............................................................................................................. 206

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IES-708-22A User’s Guide 17
Chapter 32
ACL......................................................................................................................................... 209
32.1 Access Control Logic (ACL) Overview ............................................................................ 209
32.1.1 ACL Profile Rules ................................................................................................... 209
32.1.2 ACL Profile Actions ................................................................................................ 210
32.2 ACL Setup Screen ........................................................................................................... 210
32.3 ACL Profile Setup Screen ................................................................................................ 212
32.4 ACL Profile Map Screen .................................................................................................. 213
Chapter 33
Downstream Broadcast........................................................................................................ 215
33.1 Downstream Broadcast ................................................................................................... 215
33.2 Downstream Broadcast Screen ....................................................................................... 215
Chapter 34
SysLog ................................................................................................................................... 217
34.1 Syslog .............................................................................................................................. 217
34.2 SysLog Screen ................................................................................................................ 217
Chapter 35
Access Control...................................................................................................................... 219
35.1 Access Control Screen .................................................................................................... 219
35.2 Access Control Overview ................................................................................................ 219
35.3 SNMP .............................................................................................................................. 219
35.3.1 Supported MIBs ..................................................................................................... 221
35.3.2 SNMP Traps ........................................................................................................... 221
35.4 SNMP Screen .................................................................................................................. 223
35.5 Service Access Control Screen ....................................................................................... 224
35.6 Remote Management Screen .......................................................................................... 225
Chapter 36
Static Routing........................................................................................................................ 227
Chapter 37
Alarm...................................................................................................................................... 229
37.1 Alarm ............................................................................................................................... 229
37.2 Alarm Status Screen ........................................................................................................ 229
37.3 Alarm Descriptions .......................................................................................................... 230
37.4 Alarm Event Setup Screen .............................................................................................. 231
37.4.1 Edit Alarm Event Setup Screen .............................................................................. 232
37.5 Alarm Port Setup Screen ................................................................................................. 233
Chapter 38
Maintenance .......................................................................................................................... 235

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38.1 Maintenance Screen ........................................................................................................235
38.2 Firmware Upgrade Screen .............................................................................................. 235
38.3 Restore Configuration Screen ......................................................................................... 236
38.4 Backing up a Configuration File ....................................................................................... 236
38.5 Load Factory Defaults .....................................................................................................237
38.6 Reboot System ................................................................................................................ 238
38.7 Command Line FTP ........................................................................................................ 238
Chapter 39
Diagnostic.............................................................................................................................. 239
39.1 Diagnostic Screen ........................................................................................................... 239
Chapter 40
MAC Table.............................................................................................................................. 241
40.1 Introduction to MAC Table ............................................................................................... 241
40.2 MAC Table Screen ........................................................................................................... 242
Chapter 41
ARP Table .............................................................................................................................. 243
41.1 Introduction to ARP Table ................................................................................................ 243
41.1.1 How ARP Works .................................................................................................... 243
41.2 ARP Table Screen ........................................................................................................... 243
Part IV: CLI............................................................................................ 245
Chapter 42
Commands ............................................................................................................................ 247
42.1 Command Line Interface Overview ................................................................................. 247
42.2 Command Privilege Levels .............................................................................................. 247
42.3 Saving Your Configuration ............................................................................................... 248
42.4 Commands ...................................................................................................................... 248
Chapter 43
Command Examples............................................................................................................. 265
43.1 Command Examples Overview ....................................................................................... 265
43.2 Sys Commands ............................................................................................................... 265
43.2.1 Log Show Command .............................................................................................. 265
43.2.2 Log Clear Command .............................................................................................. 265
43.2.3 Info Show Command .............................................................................................. 266
43.3 Isolation Commands ........................................................................................................266
43.3.1 Isolation Show Command ...................................................................................... 266

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43.3.2 Isolation Enable Command .................................................................................... 266
43.3.3 Isolation Disable Command ................................................................................... 267
43.4 Statistics Monitor Command ............................................................................................ 267
43.5 Statistics Port Command ................................................................................................. 267
Chapter 44
Alarm Commands ................................................................................................................. 269
44.1 Alarm Commands ............................................................................................................269
44.2 General Alarm Command Parameters ............................................................................ 269
44.3 Alarm Show Command .................................................................................................... 269
44.4 Alarm Port Show Command ............................................................................................ 270
44.5 Alarm Port Set Command ................................................................................................ 271
44.6 Alarm Tablelist Command ................................................................................................ 271
44.7 Log Format ...................................................................................................................... 272
44.8 Alarm History Show Command ....................................................................................... 273
44.9 Alarm History Clear Command ........................................................................................ 273
44.10 Alarm XEdit Command .................................................................................................. 274
44.11 Alarm Cutoff Command ................................................................................................. 275
44.12 Alarm Clear Command .................................................................................................. 275
Chapter 45
DHCP Commands ................................................................................................................. 277
45.1 DHCP Relay Commands ................................................................................................. 277
45.1.1 Show Command ..................................................................................................... 277
45.1.2 Enable Command .................................................................................................. 277
45.1.3 Disable Command .................................................................................................. 278
45.1.4 Server Set Command ............................................................................................. 278
45.1.5 Server Delete Command ........................................................................................ 278
45.1.6 Server Active Command ........................................................................................ 278
45.1.7 Relaymode Command ........................................................................................... 279
45.2 DHCP Relay Option 82 (Agent Information) Sub-option 1 (Circuit ID) ............................ 279
45.2.1 Option 82 Sub-option 1 Enable Command ............................................................ 279
45.2.2 Option 82 Sub-option 1 Disable Command ............................................................ 279
45.2.3 Option 82 Sub-option 1 Set Command .................................................................. 280
45.3 DHCP Relay Option 82 (Agent Information) Sub-option 2 (Remote ID) .......................... 280
45.3.1 Option 82 Sub-option 2 Enable Command ............................................................ 280
45.3.2 Option 82 Sub-option 2 Disable Command ............................................................ 280
45.3.3 Option 82 Sub-option 2 Set Command .................................................................. 280
45.4 DHCP Snoop Commands ................................................................................................ 281
45.4.1 DHCP Snoop Enable Command ............................................................................ 281
45.4.2 DHCP Snoop Disable Command ........................................................................... 281
45.4.3 DHCP Snoop Flush Command .............................................................................. 282
45.4.4 DHCP Snoop Show Command .............................................................................. 282

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45.4.5 DHCP Counter Statistics Command ...................................................................... 282
45.4.6 DHCP Snoop Statistics Command ......................................................................... 283
Chapter 46
IEEE 802.1Q Tagged VLAN Commands .............................................................................. 285
46.1 Introduction to VLANs ...................................................................................................... 285
46.2 IEEE 802.1Q Tagging Types ........................................................................................... 285
46.3 Filtering Databases .......................................................................................................... 285
46.3.1 Static Entries (SVLAN Table) ................................................................................. 285
46.4 IEEE VLAN1Q Tagged VLAN Configuration Commands ................................................ 286
46.4.1 VLAN Port Show Command ................................................................................... 286
46.4.2 VLAN PVID Command ........................................................................................... 286
46.4.3 VLAN Priority Command ........................................................................................ 286
46.4.4 VLAN Set Command .............................................................................................. 287
46.4.5 VLAN Frame Type Command ................................................................................ 288
46.4.6 VLAN CPU Show Command .................................................................................. 289
46.4.7 VLAN CPU Set Command ..................................................................................... 289
46.4.8 Configuring Management VLAN Example ............................................................. 290
46.4.9 VLAN Delete Command ......................................................................................... 290
46.5 VLAN Enable ................................................................................................................... 291
46.6 VLAN Disable .................................................................................................................. 291
46.6.1 VLAN Show Command .......................................................................................... 291
Chapter 47
MAC Commands ................................................................................................................... 293
47.1 MAC Commands Overview ............................................................................................. 293
47.2 MAC Filter Commands .................................................................................................... 293
47.2.1 MAC Filter Show Command ................................................................................... 293
47.2.2 MAC Filter Enable Command ................................................................................ 294
47.2.3 MAC Filter Disable Command ............................................................................... 294
47.2.4 MAC Filter Mode Command .................................................................................. 294
47.2.5 MAC Filter Set Command ...................................................................................... 295
47.2.6 MAC Filter Delete Command ................................................................................. 295
47.3 MAC Count Commands ................................................................................................... 295
47.3.1 MAC Count Show Command ................................................................................. 296
47.3.2 MAC Count Enable Command ............................................................................... 296
47.3.3 MAC Count Disable Command ............................................................................. 297
47.3.4 MAC Count Set Command ..................................................................................... 297
Chapter 48
IGMP Commands ..................................................................................................................299
48.1 Multicast Overview .......................................................................................................... 299
48.2 IGMP Snoop Commands ................................................................................................. 299