Administrator Guide
60 Virtual Router Redundancy Protocol (VRRP)..........................................................................................1016
VRRP Overview............................................................................................................................................................ 1016
VRRP Benets...............................................................................................................................................................1017
VRRP Implementation.................................................................................................................................................. 1017
VRRP Conguration..................................................................................................................................................... 1018
Conguration Task List...........................................................................................................................................1018
Setting VRRP Initialization Delay.......................................................................................................................... 1027
Sample Congurations.................................................................................................................................................1028
VRRP for an IPv4 Conguration.......................................................................................................................... 1028
VRRP in a VRF Conguration................................................................................................................................1031
VRRP for IPv6 Conguration................................................................................................................................1036
61 Debugging and Diagnostics.....................................................................................................................1040
Oine Diagnostics....................................................................................................................................................... 1040
Important Points to Remember............................................................................................................................1040
Running Oine Diagnostics..................................................................................................................................1040
Trace Logs.....................................................................................................................................................................1044
Auto Save on Crash or Rollover................................................................................................................................. 1044
Hardware Watchdog Timer.........................................................................................................................................1044
Enabling Environmental Monitoring........................................................................................................................... 1044
Recognize an Overtemperature Condition......................................................................................................... 1045
Troubleshoot an Over-temperature Condition....................................................................................................1046
Recognize an Under-Voltage Condition.............................................................................................................. 1046
Troubleshoot an Under-Voltage Condition.......................................................................................................... 1046
Buer Tuning.................................................................................................................................................................1047
Troubleshooting Packet Loss...................................................................................................................................... 1048
Displaying Drop Counters......................................................................................................................................1048
Dataplane Statistics................................................................................................................................................1051
Display Stack Port Statistics.................................................................................................................................1052
Display Stack Member Counters..........................................................................................................................1053
Enabling Application Core Dumps..............................................................................................................................1055
Mini Core Dumps..........................................................................................................................................................1056
Enabling TCP Dumps...................................................................................................................................................1056
62 Standards Compliance........................................................................................................................... 1058
IEEE Compliance.......................................................................................................................................................... 1058
RFC and I-D Compliance.............................................................................................................................................1059
General Internet Protocols....................................................................................................................................1059
General IPv4 Protocols..........................................................................................................................................1060
General IPv6 Protocols...........................................................................................................................................1061
Border Gateway Protocol (BGP)..........................................................................................................................1063
Open Shortest Path First (OSPF)........................................................................................................................1063
Intermediate System to Intermediate System (IS-IS)........................................................................................1064
Routing Information Protocol (RIP)..................................................................................................................... 1064
Multicast................................................................................................................................................................. 1065
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