Concept Guide

Dynamic Route Leaking...............................................................................................................................................1050
Conguring Route Leaking without Filtering Criteria........................................................................................ 1050
Conguring Route Leaking with Filtering............................................................................................................1053
64 Virtual Router Redundancy Protocol (VRRP)......................................................................................... 1056
VRRP Overview........................................................................................................................................................... 1056
VRRP Benets..............................................................................................................................................................1057
VRRP Implementation..................................................................................................................................................1057
VRRP Conguration.................................................................................................................................................... 1058
Conguration Task List.......................................................................................................................................... 1058
Setting VRRP Initialization Delay..........................................................................................................................1067
Sample Congurations................................................................................................................................................ 1068
VRRP for an IPv4 Conguration.......................................................................................................................... 1068
VRRP in a VRF Conguration................................................................................................................................1071
VRRP for IPv6 Conguration................................................................................................................................1076
Proxy Gateway with VRRP.........................................................................................................................................1080
65 Debugging and Diagnostics.................................................................................................................... 1085
Oine Diagnostics....................................................................................................................................................... 1085
Important Points to Remember............................................................................................................................1085
Running Oine Diagnostics..................................................................................................................................1085
Trace Logs.....................................................................................................................................................................1086
Auto Save on Crash or Rollover................................................................................................................................. 1086
Last Restart Reason.................................................................................................................................................... 1086
Hardware Watchdog Timer......................................................................................................................................... 1087
Using the Show Hardware Commands......................................................................................................................1087
Enabling Environmental Monitoring........................................................................................................................... 1088
Recognize an Overtemperature Condition..........................................................................................................1088
Troubleshoot an Over-temperature Condition....................................................................................................1089
Recognize an Under-Voltage Condition.............................................................................................................. 1089
Troubleshoot an Under-Voltage Condition.......................................................................................................... 1089
Troubleshooting Packet Loss......................................................................................................................................1090
Displaying Drop Counters.......................................................................................................................................1091
Dataplane Statistics............................................................................................................................................... 1094
Display Stack Port Statistics.................................................................................................................................1095
Display Stack Member Counters..........................................................................................................................1095
Enabling Application Core Dumps.............................................................................................................................. 1097
Mini Core Dumps.......................................................................................................................................................... 1097
Enabling TCP Dumps...................................................................................................................................................1098
66 Standards Compliance........................................................................................................................... 1099
IEEE Compliance.......................................................................................................................................................... 1099
RFC and I-D Compliance............................................................................................................................................. 1100
General Internet Protocols.....................................................................................................................................1100
General IPv4 Protocols...........................................................................................................................................1102
General IPv6 Protocols...........................................................................................................................................1103
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