Deployment Guide

VRRP Overview.............................................................................................................................................................904
VRRP Benets...............................................................................................................................................................905
VRRP Implementation...................................................................................................................................................905
VRRP Conguration......................................................................................................................................................906
Conguration Task List........................................................................................................................................... 906
Setting VRRP Initialization Delay............................................................................................................................ 914
Sample Congurations...................................................................................................................................................915
VRRP for an IPv4 Conguration.............................................................................................................................915
67 Debugging and Diagnostics...................................................................................................................... 918
Supported Modes...........................................................................................................................................................918
Debugging Aggregator Operation.................................................................................................................................918
All interfaces on the Aggregator are operationally down.....................................................................................918
Broadcast, unknown multicast, and DLF packets switched at a very low rate................................................ 919
Flooded packets on all VLANs are received on a server..................................................................................... 919
Software show Commands..........................................................................................................................................920
Oine Diagnostics..........................................................................................................................................................921
Important Points to Remember.............................................................................................................................. 921
Running Oine Diagnostics.................................................................................................................................... 921
Trace Logs...................................................................................................................................................................... 922
Auto Save on Crash or Rollover.............................................................................................................................922
Using the Show Hardware Commands.......................................................................................................................923
Environmental Monitoring.............................................................................................................................................924
Recognize an Over-Temperature Condition..........................................................................................................925
Troubleshoot an Over-Temperature Condition..................................................................................................... 925
Recognize an Under-Voltage Condition................................................................................................................926
Troubleshoot an Under-Voltage Condition............................................................................................................926
Troubleshooting Packet Loss........................................................................................................................................927
Displaying Drop Counters........................................................................................................................................927
Dataplane Statistics.................................................................................................................................................929
Displaying Stack Port Statistics............................................................................................................................. 930
Enabling Buer Statistics Tracking .............................................................................................................................930
Restoring the Factory Default Settings...................................................................................................................... 932
Important Points to Remember............................................................................................................................. 932
68 Standards Compliance............................................................................................................................. 933
IEEE Compliance............................................................................................................................................................933
RFC and I-D Compliance.............................................................................................................................................. 933
General Internet Protocols......................................................................................................................................934
General IPv4 Protocols............................................................................................................................................934
Network Management............................................................................................................................................935
MIB Location...................................................................................................................................................................937
69 FC Flex IO Modules................................................................................................................................. 938
FC Flex IO Modules....................................................................................................................................................... 938
Understanding and Working of the FC Flex IO Modules.......................................................................................... 938
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