Furukawa LW3008C User manual

LW3008C
GPON OLT system
User Manual

Contents
1. Introduction .......................................................................................17
1.1 Audience ............................................................................................. 17
1.2 Document Structure ............................................................................ 17
1.3 Document Convention......................................................................... 18
1.4 Document Notation.............................................................................. 18
1.5 Virus Protection................................................................................... 19
2System Overview ..............................................................................20
2.1 System Features ................................................................................. 21
3Command Line Interface (CLI) .........................................................24
3.1 Configuration Mode ............................................................................. 24
3.1.1 Privileged EXEC View Mode...................................................................... 25
3.1.2 Privileged EXEC Enable Mode .................................................................. 25
3.1.3 Global Configuration Mode ........................................................................ 26
3.1.4 Rule Configuration Mode ........................................................................... 26
3.1.5 DHCP Pool Configuration Mode ................................................................ 28
3.1.6 DHCP Option 82 Configuration Mode ........................................................ 28
3.1.7 RMON Configuration Mode........................................................................ 29
3.1.8 VRRP Configuration Mode......................................................................... 29
3.1.9 Bridge Configuration Mode ........................................................................ 30
3.1.10 Interface Configuration Mode..................................................................... 30
3.1.11 Router Configuration Mode........................................................................ 31
3.1.12 Route-Map Configuration Mode................................................................. 31
3.1.13 GPON Configuration Mode ........................................................................ 32
3.2 Configuration Mode Overview ............................................................. 34
3.3 Useful Tips .......................................................................................... 34
3.3.1 Listing Available Command........................................................................ 35
3.3.2 Calling Command History .......................................................................... 37
3.3.3 Using Abbreviation ..................................................................................... 38
3.3.4 Calling Commands Execution List ............................................................. 38
3.3.5 Using No Command................................................................................... 39
3.3.6 Using Show Command .............................................................................. 39
3.3.7Using Command of Privileged EXEC Enable Mode .................................. 39
3.3.8 Exit Current Command Mode .................................................................... 39
4System Connection and IP Address................................................41
4.1 System Connection ............................................................................. 41
4.1.1 System Login ............................................................................................. 42
4.1.2 Changing Login Password ......................................................................... 42
4.1.3 Password for Privileged EXEC Enable Mode ............................................ 43
4.1.4 Auto Log-out............................................................................................... 44
4.1.5 Management for System Account .............................................................. 44
4.1.6 Limiting Number of Users........................................................................... 48

4.1.7 Limiting the Number of Login Attempts ...................................................... 48
4.1.8 Telnet Access ............................................................................................. 49
4.1.9 Disconnect Telnet User .............................................................................. 49
4.1.10 System Logout ........................................................................................... 49
4.2 System Rebooting............................................................................... 51
4.2.1 Maunal System Rebooting ......................................................................... 51
4.2.2 Auto Reset Configuration ........................................................................... 51
4.3 Configuring Interface ........................................................................... 54
4.3.1 Enabling Interface ...................................................................................... 54
4.3.2Assigning IP Address to Network Interface................................................ 55
4.3.3 Static Route and Default Gateway............................................................. 55
4.3.4 Interface Description .................................................................................. 56
4.3.5 Displaying Interface.................................................................................... 57
4.3.6 Interface Identifier ...................................................................................... 57
4.3.7 Enabling Interface Overlapping.................................................................. 57
4.4 Assigning an IPv6 Address.................................................................. 59
4.4.1 Enabling Interface ...................................................................................... 61
4.4.2 Assigning IPv6 Address to Network Interface ............................................ 61
4.4.3 Assigning Link Local Address to Network Interface................................... 63
4.4.4 Static Route and Default Gateway............................................................. 63
4.4.5 Enabling IPv6 Processing .......................................................................... 64
4.4.6 IPv6 Interface Mode ................................................................................... 65
4.4.7 Displaying Interface.................................................................................... 65
4.5Secure Shell (SSH) ............................................................................. 66
4.5.1 SSH Server ................................................................................................ 66
4.5.2 SSH Client.................................................................................................. 67
4.6 802.1x Authentication .......................................................................... 69
4.6.1 802.1x Authentication................................................................................. 70
4.6.2 802.1x Re-Authentication........................................................................... 73
4.6.3 Initializing Authentication Status ................................................................ 75
4.6.4 Restoring Default Value ............................................................................. 75
4.6.5 Displaying 802.1x Configuration ................................................................ 75
4.6.6 802.1x User Authentication Statistics......................................................... 75
4.6.7 Sample Configuration................................................................................. 75
4.7 System Authentication......................................................................... 77
4.7.1 Authentication Method ............................................................................... 77
4.7.2 Authentication Interface ............................................................................. 77
4.7.3 Primary Authentication Method .................................................................. 77
4.7.4 Automated Blocking of IP Host .................................................................. 78
4.7.5 RADIUS Server .......................................................................................... 79
4.7.6 TACACS+ Server ....................................................................................... 80
4.7.7 Accounting Mode ....................................................................................... 81
4.7.8 Displaying System Authentication.............................................................. 82
5Port Configuration ............................................................................83
5.1 Port Basic............................................................................................ 83
5.1.1 Port Configuration ...................................................................................... 83
5.2 Ethernet Port Configuration ................................................................. 83
5.2.1 Enabling Ethernet Port ............................................................................... 83

5.2.2 Auto-Negotiation ........................................................................................ 84
5.2.3 Transmit Rate............................................................................................. 84
5.2.4 Duplex Mode .............................................................................................. 85
5.2.5 Network Service Port ................................................................................. 85
5.2.6 Flow Control ............................................................................................... 85
5.2.7 Port Description.......................................................................................... 86
5.2.8 L2 Port Bridge ............................................................................................ 86
5.2.9 Port Crossover ........................................................................................... 86
5.2.10 Traffic Statistics .......................................................................................... 88
5.2.11 Port Information.......................................................................................... 89
5.2.12 Port Debounce Timer ................................................................................. 89
5.3 Port Mirroring ...................................................................................... 90
6System Environment ........................................................................92
6.1 Environment Configuration .................................................................. 92
6.1.1 Host Name ................................................................................................. 92
6.1.2 Time and Date............................................................................................ 92
6.1.3 Time Zone .................................................................................................. 93
6.1.4 Network Time Protocol (NTP) .................................................................... 93
6.1.5 Simple Network Time Protocol (SNTP)...................................................... 95
6.1.6 Terminal Configuration ............................................................................... 96
6.1.7 DNS Server ................................................................................................ 97
6.1.8 Login Banner .............................................................................................. 97
6.1.9 Fan Operation ............................................................................................ 98
6.1.10 Disabling Daemon Operation ..................................................................... 98
6.1.11 Enabling FTP Connection .......................................................................... 99
6.1.12 FTP Bind Address ...................................................................................... 99
6.1.13 Enabling DMI Module................................................................................. 99
6.1.14 System Threshold .................................................................................... 100
6.1.15 Software Watchdog Configuration ........................................................... 104
6.2 Configuration Management ............................................................... 105
6.2.1 Displaying System Configuration ............................................................. 105
6.2.2 Writing System Configuration................................................................... 105
6.2.3 Auto-Saving.............................................................................................. 106
6.2.4 Restoring Default Configuration............................................................... 106
6.2.5 System Configuration File ........................................................................ 106
6.2.6 Secured File Copy.................................................................................... 107
6.2.7Display Backup File.................................................................................. 108
6.2.8 Display Backup File.................................................................................. 108
6.2.9 Core Dump File ........................................................................................ 108
6.3 System Management ........................................................................ 110
6.3.1 Network Connection..................................................................................110
6.3.2 IP ICMP Source Routing ...........................................................................112
6.3.3 Tracing Packet Route................................................................................113
6.3.4 Displaying User Connecting to System.....................................................114
6.3.5 MAC Table.................................................................................................114
6.3.6 MAC Count................................................................................................114
6.3.7 System Running Time...............................................................................115
6.3.8 System Information ...................................................................................115
6.3.9 System Memory Information .....................................................................115

6.3.10 Debugging Information..............................................................................115
6.3.11 CPU Packet Management.........................................................................116
6.3.12 Running Process...................................................................................... 120
6.3.13 Displaying System Software .................................................................... 121
6.3.14 Displaying Installed OS ............................................................................ 121
6.3.15 Default OS................................................................................................ 121
6.3.16 Switch Status ........................................................................................... 122
6.3.17 Forwarding Information Base (FIB) Table ................................................ 122
6.3.18 Tech Support Information ......................................................................... 123
6.3.19 System Boot Information.......................................................................... 123
6.3.20 Network Service Module (NSM) Daemon Debugging ............................. 123
7Network Management .....................................................................125
7.1 Simple Network Management Protocol (SNMP) ................................ 125
7.1.1 SNMP Service .......................................................................................... 125
7.1.2 SNMP Community.................................................................................... 125
7.1.3 SNMP Agent Administrator....................................................................... 126
7.1.4 Assigning IP Address of SNMP Agent ..................................................... 127
7.1.5 SNMP Com2sec....................................................................................... 127
7.1.6 SNMP Group ............................................................................................ 128
7.1.7 SNMP View Record.................................................................................. 128
7.1.8 Permission to Access SNMP View Record .............................................. 129
7.1.9 SNMP Version 3 User .............................................................................. 129
7.1.10 SNMP Trap............................................................................................... 130
7.1.11 SNMP Alarm............................................................................................. 133
7.1.12 SNMP Message Logging ......................................................................... 138
7.1.13 Disabling SNMP ....................................................................................... 139
7.1.14 Displaying SNMP Configuration............................................................... 139
7.2 EFM OAM ......................................................................................... 140
7.2.1 Enabling EFM OAM ................................................................................. 140
7.2.2OAM Link Monitoring................................................................................ 140
7.2.3 EFM OAM Mode ...................................................................................... 141
7.2.4 OAM Loopback ........................................................................................ 141
7.2.5 OAM Unidirection ..................................................................................... 142
7.2.6Displaying EFM OAM Configuration ........................................................ 142
7.3 Link Layer Discovery Protocol (LLDP) ............................................... 143
7.3.1 LLDP Operation ....................................................................................... 143
7.3.2 Enabling LLDP ......................................................................................... 143
7.3.3 LLDP Operation Type............................................................................... 143
7.3.4 Basic TLV ................................................................................................. 144
7.3.5 LLDP Message......................................................................................... 144
7.3.6 Reinitiating Delay ..................................................................................... 144
7.3.7 LLDP-MED Network Policy ...................................................................... 145
7.3.8 Displaying LLDP Configuration ................................................................ 147
7.4 Remote Monitoring (RMON).............................................................. 148
7.4.1 RMON History .......................................................................................... 148
7.4.2 RMON Alarm ............................................................................................ 150
7.4.3 RMON Event ............................................................................................ 153
7.5 Syslog ............................................................................................... 155
7.5.1 Syslog Output Level ................................................................................. 155

7.5.2 Facility Code ............................................................................................ 158
7.5.3 Syslog Bind Address ................................................................................ 158
7.5.4 Syslog Remote-timestamp....................................................................... 158
7.5.5 Debug Message for Remote Terminal ..................................................... 159
7.5.6 Disabling Syslog....................................................................................... 159
7.5.7 Syslog Local Message Configuration....................................................... 159
7.5.8 Displaying Syslog Status.......................................................................... 160
7.6 Rule and QoS.................................................................................... 161
7.6.1 How to Operate QoS................................................................................ 162
7.6.2 Packet Classification ................................................................................ 163
7.6.3 Packet Conditioning ................................................................................. 168
7.6.4 Rule Action ............................................................................................... 170
7.6.5 Displaying Rule ........................................................................................ 180
7.6.6 Admin Rule............................................................................................... 180
7.6.7 Admin Rule Action.................................................................................... 183
7.6.8 Displaying Admin Rule ............................................................................. 186
7.6.9 Scheduling ............................................................................................... 187
7.7 NetBIOS Filtering .............................................................................. 191
7.8 Martian Filtering ................................................................................ 192
7.9 MAC Filtering .................................................................................... 193
7.9.1 Default MAC Filter Policy ......................................................................... 193
7.9.2 Configuring MAC Filter Policy .................................................................. 193
7.9.3 Listing MAC Filter Policy .......................................................................... 194
7.9.4 Displaying MAC Filter Policy .................................................................... 194
7.10 Outband Management Port Security ................................................. 195
7.11 Max Host........................................................................................... 195
7.11.1 Max-new-host........................................................................................... 195
7.12 MAC Table......................................................................................... 197
7.13 Address Resolution Protocol (ARP)................................................... 199
7.13.1 ARP Table ................................................................................................ 199
7.13.2 ARP Request Message Interval ............................................................... 200
7.13.3 ARP Alias ................................................................................................. 201
7.13.4 ARP Inspection ........................................................................................ 202
7.13.5 Proxy ARP................................................................................................ 208
7.13.6 Gratuitous ARP ........................................................................................ 210
7.14 IPv6 Neighbor Discovery(ND) ........................................................... 211
7.14.1 Stateful Auto Configuration .......................................................................211
7.14.2 Configuring IPv6 Prefix ............................................................................ 212
7.14.3 Interval of RA Messages .......................................................................... 212
7.14.4 RA Destination Configuration ................................................................... 213
7.14.5 Router’s Lifetime ...................................................................................... 213
7.14.6 Reachable Time ....................................................................................... 213
7.14.7 RA Suppression ....................................................................................... 214
7.14.8 Hop Limit .................................................................................................. 214
7.14.9 Retrans-time............................................................................................. 214
7.14.10 ND Duplicate Address Detection (DAD)................................................... 215
7.14.11 Static IPv6 Neighbor Entry....................................................................... 215
7.14.12 Setting the Stale Timer............................................................................. 215
7.14.13 IPv6 Neighbor Discovery (ND) Inspection ............................................... 216

7.14.14 ND Alias ................................................................................................... 221
7.14.15 Displaying Neighbor Discovery ................................................................ 222
7.15 ICMP Message Control ..................................................................... 223
7.15.1 Blocking Echo Reply Message ................................................................ 223
7.15.2 Interval for Transmit ICMP Message........................................................ 224
7.15.3 ICMP Destination Unreachable Message ................................................ 225
7.15.4 ICMP Redirect Message .......................................................................... 226
7.16 TCP Flag Control............................................................................... 227
7.16.1 RST Configuration.................................................................................... 227
7.16.2 SYN Configuration ................................................................................... 227
7.16.3 SYN Guard Bandwidth ............................................................................. 227
7.17 The Utilization on L3 table................................................................. 227
7.18 Packet Dump..................................................................................... 229
7.18.1 Packet Dump by Protocol......................................................................... 229
7.18.2 Packet Dump with Option......................................................................... 229
7.18.3 Debug Packet Dump................................................................................ 230
7.19 Displaying Dump Packets.................................................................. 232
7.19.1 Dump File................................................................................................. 232
7.20 Port Security...................................................................................... 233
7.20.1 Port Security on Port ................................................................................ 233
7.20.2 Port Security Aging................................................................................... 234
7.20.3 Displaying Port Security ........................................................................... 235
8System Main Functions ..................................................................236
8.1 Virtual Local Area Network (VLAN).................................................... 236
8.1.1 Port-based VLAN ..................................................................................... 237
8.1.2 Protocol-based VLAN............................................................................... 239
8.1.3 MAC-based VLAN.................................................................................... 240
8.1.4 Subnet-based VLAN ................................................................................ 240
8.1.5 VLAN Precedence.................................................................................... 241
8.1.6 QinQ VLAN Mapping................................................................................ 242
8.1.7VLAN Description..................................................................................... 243
8.1.8 VLAN Eline ............................................................................................... 244
8.1.9 Tagged VLAN ........................................................................................... 244
8.1.10 Displaying VLAN Information ................................................................... 245
8.1.11 Layer 2 Isolation....................................................................................... 245
8.1.12 Sample Configuration............................................................................... 248
8.2 Link Aggregation (LAG) ..................................................................... 251
8.2.1 Port Trunk................................................................................................. 251
8.2.2 Link Aggregation Control Protocol (LACP)............................................... 252
8.3 Spanning Tree Protocol (STP)........................................................... 257
8.3.1 STP Operation ......................................................................................... 258
8.3.2 RSTP Operation ....................................................................................... 262
8.3.3 MSTP Operation ...................................................................................... 266
8.3.4 STP Mode ................................................................................................ 269
8.3.5 STP Basic Configuration .......................................................................... 269
8.3.6 Configuring MSTP.................................................................................... 272
8.3.7Configuring PVSTP .................................................................................. 276
8.3.8 BPDU Configuration................................................................................. 278

8.3.9 Root Guard............................................................................................... 282
8.3.10 Topology Change Detection..................................................................... 283
8.3.11 Restarting Protocol Migration................................................................... 284
8.3.12 Loop Back Detection ................................................................................ 284
8.3.13 Sample Configuration............................................................................... 285
8.4 Loop Detection .................................................................................. 288
8.5 Single IP Management ...................................................................... 290
8.5.1 Accessing to Slave Switch from Master Switch ....................................... 290
8.5.2 Sample Configuration............................................................................... 291
8.6 Rate Limit.......................................................................................... 293
8.7 Flood Guard ...................................................................................... 294
8.7.1 MAC Flood Guard .................................................................................... 294
8.7.2 CPU Flood Guard..................................................................................... 295
8.7.3 System Flood Guard ................................................................................ 296
8.7.4 Port-Flood-Guard ..................................................................................... 297
8.8 Virtual Router Redundancy Protocol (VRRP) .................................... 299
8.8.1 Configuring VRRP.................................................................................... 300
8.8.2VRRP Monitoring and Management ........................................................ 306
8.9 Bandwidth ......................................................................................... 307
8.10 Dynamic Host Configuration Protocol (DHCP)................................... 308
8.10.1 DHCP Server............................................................................................ 309
8.10.2 DHCP Address Allocation with Option 82 ................................................ 317
8.10.3 DHCP Lease Database............................................................................ 319
8.10.4 DHCP Relay Agent................................................................................... 320
8.10.5 DHCP Option............................................................................................ 323
8.10.6 DHCP Option 82 ...................................................................................... 328
8.10.7 DHCP Client ............................................................................................. 331
8.10.8 DHCP Snooping ....................................................................................... 333
8.10.9 IP Source Guard ...................................................................................... 340
8.10.10 Debugging DHCP..................................................................................... 342
8.10.11 DHCP Filtering ......................................................................................... 342
8.11 Dynamic Host Configuration Protocol (DHCP) for IPv6 ..................... 345
8.11.1 DHCPv6 Server........................................................................................ 350
8.11.2 DHCPv6 Snooping ................................................................................... 354
8.11.3 DHCPv6 Relay Agent............................................................................... 357
8.11.4 DHCPv6 Option........................................................................................ 358
8.11.5 Debugging DHCPv6................................................................................. 360
8.12 Storm Control .................................................................................... 361
8.13 Jumbo Frame Capacity ..................................................................... 361
8.14 Blocking Packet Forwarding .............................................................. 361
8.15 Maximum Transmission Unit (MTU) .................................................. 362
8.16 Configuring PPPoE Tag Option Format ............................................. 363
8.16.1 PPPoE Vendor Tag Option....................................................................... 363
8.16.2 PPPoE Vendor Tag Filtering..................................................................... 365
8.16.3 PPPoE Debug .......................................................................................... 366
9IP Multicast ......................................................................................367
9.1 Multicast Group Membership............................................................. 369

9.1.1 IGMP Basic .............................................................................................. 370
9.1.2 IGMP Version 2 ........................................................................................ 372
9.1.3 IGMP Version 3 ........................................................................................ 377
9.1.4 Displaying IGMP Information ................................................................... 378
9.2 Multicast Functions............................................................................ 380
9.2.1 Multicast Forwarding Database ............................................................... 380
9.2.2 IGMP Snooping Basic .............................................................................. 381
9.2.3 IGMPv2 Snooping .................................................................................... 384
9.2.4 IGMPv3 Snooping .................................................................................... 393
9.2.5 Displaying IGMP Snooping Information ................................................... 394
9.2.6 Multicast VLAN Registration (MVR)......................................................... 395
9.2.7 IGMP Filtering and Throttling ................................................................... 397
9.2.8 IGMP Proxy .............................................................................................. 400
9.2.9 IGMP State Limit ...................................................................................... 404
9.2.10 Multicast-Source Trust Port...................................................................... 405
9.3 Multicast Routing............................................................................... 406
9.3.1 Multicast Routing...................................................................................... 406
9.3.2PIM Basic ................................................................................................. 410
9.3.3 PIM-SM .................................................................................................... 416
9.3.4 Source Specific Multicast (SSM).............................................................. 425
9.4 IPv6 Multicast.................................................................................... 428
9.4.1 Multicast Listener Discovery (MLD) ......................................................... 428
9.4.2 IPv6 Multicast Functions .......................................................................... 436
10 IP Routing Protocol.........................................................................446
10.1 Border Gateway Protocol (BGP)........................................................ 446
10.1.1 Basic Configuration .................................................................................. 447
10.1.2 Synchronization........................................................................................ 449
10.1.3 Network Aggregation................................................................................ 450
10.1.4 Router-Reflector....................................................................................... 450
10.1.5 Confederation........................................................................................... 451
10.1.6 Advanced Configuration........................................................................... 452
10.1.7 IP Address Family .................................................................................... 455
10.1.8 Route Dampening .................................................................................... 456
10.1.9 BGP Session Reset ................................................................................. 457
10.1.10 Graceful Restart ....................................................................................... 461
10.1.11 BGP Neighbor .......................................................................................... 462
10.1.12 BGP Monitoring and Management........................................................... 465
10.2 Open Shortest Path First (OSPF) ...................................................... 468
10.2.1 Enabling OSPF ........................................................................................ 468
10.2.2 ABR Type Configuration........................................................................... 469
10.2.3 Compatibility Support ............................................................................... 470
10.2.4 OSPF Interface ........................................................................................ 470
10.2.5 Non-Broadcast Network ........................................................................... 475
10.2.6 OSPF Area ............................................................................................... 476
10.2.7 Default Metric ........................................................................................... 483
10.2.8 Graceful Restart Support ......................................................................... 484
10.2.9 Opaque-LSA Support ............................................................................... 485
10.2.10 Default Route ........................................................................................... 485
10.2.11ECMP Route Hashing .............................................................................. 487

10.2.12 External Routes to OSPF Network .......................................................... 487
10.2.13 OSPF Distance ........................................................................................ 489
10.2.14 Host Route ............................................................................................... 490
10.2.15 Passive Interface...................................................................................... 490
10.2.16 Blocking Routing Information ................................................................... 490
10.2.17 Summary Routing Information ................................................................. 491
10.2.18 OSPF Monitoring and Management ........................................................ 491
10.2.19 OSPF Debug............................................................................................ 494
10.3 Configuring Route Map ..................................................................... 496
11 GPON Configuration .......................................................................500
11.1 OLT Management.............................................................................. 502
11.1.1 Opening OLT Mode .................................................................................. 502
11.1.2 Maximal Distance between OLT and ONU (ONT) ................................... 503
11.1.3 OLT Bandwidth......................................................................................... 503
11.1.4 Downstream Encryption ........................................................................... 504
11.1.5 OLT Optical Transceiver Parameter......................................................... 505
11.1.6 Auto ONU Fault Detection........................................................................ 505
11.1.7 Forward Error Correction (FEC) Mode..................................................... 506
11.1.8 MAC Aging Time ...................................................................................... 506
11.1.9 OLT Link Down Detection ........................................................................ 506
11.1.10 Source MAC address Monitoring ............................................................. 507
11.1.11 ONU MAC Address Filtering .................................................................... 508
11.1.12 VLAN Filtering .......................................................................................... 509
11.1.13 Downstream Traffic Control...................................................................... 510
11.1.14 Dynamic to Static GEM Port .................................................................... 512
11.1.15 Dynamic to Static Tcont............................................................................ 512
11.1.16 Multicast/Broadcast GEM Port Separation .............................................. 513
11.1.17 Configuring Port/TCONT Threshold......................................................... 513
11.1.18 ONU RX-Power Update ........................................................................... 514
11.1.19 Configuration for RF Return Packet Forwarding...................................... 515
11.1.20 Network Connection................................................................................. 515
11.1.21 ONU CoS Remarking............................................................................... 516
11.1.22 OLT Anti-Spoofing .................................................................................... 516
11.1.23 ONU Deactivation Monitoring .................................................................. 517
11.1.24 OLT Bit Error Ratio (BER) ........................................................................ 519
11.1.25 OMCC Monitoring .................................................................................... 519
11.1.26 PLOAM Messages ................................................................................... 520
11.1.27 Transceiver Type Configuration ............................................................... 521
11.1.28 Displaying OLT Information...................................................................... 521
11.2 ONU Management ............................................................................ 525
11.2.1 ONU Registration ..................................................................................... 525
11.2.2 Assigning IP address ............................................................................... 530
11.2.3 Activating Administration for UNI ............................................................. 531
11.2.4 Loopback.................................................................................................. 531
11.2.5 ONU Firmware Upgrade .......................................................................... 532
11.2.6 Diagnostic Monitoring for ONU’s Optical Transceiver.............................. 541
11.2.7 PPPoE Configuration ............................................................................... 541
11.2.8 Max Host .................................................................................................. 542
11.2.9 Max Frame ............................................................................................... 542