Administrator Guide

Conguring Route Leaking with Filtering..............................................................................................................983
62 Virtual Router Redundancy Protocol (VRRP)...........................................................................................986
VRRP Overview.............................................................................................................................................................986
VRRP Benets................................................................................................................................................................987
VRRP Implementation................................................................................................................................................... 987
VRRP Conguration...................................................................................................................................................... 988
Conguration Task List............................................................................................................................................988
Setting VRRP Initialization Delay............................................................................................................................997
Sample Congurations..................................................................................................................................................998
VRRP for an IPv4 Conguration............................................................................................................................998
VRRP in a VRF Conguration................................................................................................................................1001
VRRP for IPv6 Conguration............................................................................................................................... 1006
63 Debugging and Diagnostics.....................................................................................................................1010
Oine Diagnostics........................................................................................................................................................1010
Important Points to Remember.............................................................................................................................1010
Running Oine Diagnostics...................................................................................................................................1010
Trace Logs...................................................................................................................................................................... 1011
Auto Save on Crash or Rollover...................................................................................................................................1011
Last Restart Reason......................................................................................................................................................1011
Hardware Watchdog Timer..........................................................................................................................................1012
Using the Show Hardware Commands...................................................................................................................... 1012
Enabling Environmental Monitoring............................................................................................................................ 1013
Recognize an Overtemperature Condition.......................................................................................................... 1013
Troubleshoot an Over-temperature Condition.....................................................................................................1014
Recognize an Under-Voltage Condition............................................................................................................... 1014
Troubleshoot an Under-Voltage Condition...........................................................................................................1014
Troubleshooting Packet Loss.......................................................................................................................................1015
Displaying Drop Counters.......................................................................................................................................1016
Dataplane Statistics................................................................................................................................................1019
Display Stack Port Statistics.................................................................................................................................1020
Display Stack Member Counters..........................................................................................................................1020
Enabling Application Core Dumps.............................................................................................................................. 1022
Mini Core Dumps..........................................................................................................................................................1022
Enabling TCP Dumps................................................................................................................................................... 1023
64 Standards Compliance............................................................................................................................1024
IEEE Compliance.......................................................................................................................................................... 1024
RFC and I-D Compliance.............................................................................................................................................1025
General Internet Protocols.................................................................................................................................... 1025
General IPv4 Protocols..........................................................................................................................................1026
General IPv6 Protocols.......................................................................................................................................... 1027
Border Gateway Protocol (BGP)..........................................................................................................................1029
Open Shortest Path First (OSPF)........................................................................................................................1029
Intermediate System to Intermediate System (IS-IS)........................................................................................1030
Contents
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