Addendum

Z-Series S4810 S4820T.............................................................................................................. 447
lacp ungroup member-independent...............................................................................................448
Z-Series S4810 S4820T.............................................................................................................. 448
peer-link port-channel.....................................................................................................................449
Z-Series S4810 S4820T.............................................................................................................. 449
primary-priority.................................................................................................................................450
S4810 S4820T.............................................................................................................................450
show vlt mismatch............................................................................................................................ 451
Z9000 S4810 S4820TS6000...................................................................................................... 451
system-mac.......................................................................................................................................451
Z-Series S4810 S4820T...............................................................................................................451
unit-id................................................................................................................................................452
Z-Series S4810S4820T............................................................................................................... 452
vlt domain......................................................................................................................................... 453
Z-Series S4810 S4820T.............................................................................................................. 453
vlt-peer-lag port-channel................................................................................................................454
Z-Series S4810 S4820T.............................................................................................................. 454
Overview........................................................................................................................................... 454
VLT on Core Switches.................................................................................................................455
Enhanced VLT............................................................................................................................. 456
VLT Terminology.............................................................................................................................. 456
Configure Virtual Link Trunking........................................................................................................457
Important Points to Remember..................................................................................................457
Configuration Notes................................................................................................................... 458
Primary and Secondary VLT Peers..............................................................................................461
VLT Bandwidth Monitoring.........................................................................................................462
VLT and Stacking.........................................................................................................................462
VLT and IGMP Snooping.............................................................................................................462
VLT IPv6.......................................................................................................................................462
VLT Port Delayed Restoration.................................................................................................... 463
PIM-Sparse Mode Support on VLT.............................................................................................463
VLT Routing ................................................................................................................................465
Non-VLT ARP Sync..................................................................................................................... 467
Verifying a VLT Configuration.......................................................................................................... 467
Additional VLT Sample Configurations.............................................................................................471
Configuring Virtual Link Trunking (VLT Peer 1)Configuring Virtual Link Trunking (VLT Peer
2)Verifying a Port-Channel Connection to a VLT Domain (From an Attached Access
Switch)..........................................................................................................................................471
Troubleshooting VLT........................................................................................................................ 473
FC Flex IO Modules..............................................................................................475
36 Understanding and Working of the FC Flex IO Modules......................... 477