Concept Guide

Important Points to Remember.............................................................................................................................1219
Running Oine Diagnostics...................................................................................................................................1219
Trace Logs..................................................................................................................................................................... 1222
Auto Save on Crash or Rollover..................................................................................................................................1222
Last Restart Reason.................................................................................................................................................... 1222
Hardware Watchdog Timer......................................................................................................................................... 1223
Using the Show Hardware Commands......................................................................................................................1223
Enabling Environmental Monitoring............................................................................................................................1224
Recognize an Overtemperature Condition..........................................................................................................1225
Troubleshoot an Over-temperature Condition....................................................................................................1226
Recognize an Under-Voltage Condition...............................................................................................................1226
Troubleshoot an Under-Voltage Condition.......................................................................................................... 1226
Troubleshooting Packet Loss...................................................................................................................................... 1227
Displaying Drop Counters...................................................................................................................................... 1227
Dataplane Statistics................................................................................................................................................ 1231
Display Stack Port Statistics.................................................................................................................................1232
Display Stack Member Counters..........................................................................................................................1232
Enabling Application Core Dumps.............................................................................................................................. 1235
Mini Core Dumps..........................................................................................................................................................1235
Enabling TCP Dumps................................................................................................................................................... 1236
69 Standards Compliance............................................................................................................................ 1237
IEEE Compliance...........................................................................................................................................................1237
RFC and I-D Compliance.............................................................................................................................................1238
General Internet Protocols.................................................................................................................................... 1238
General IPv4 Protocols.......................................................................................................................................... 1240
General IPv6 Protocols...........................................................................................................................................1241
Border Gateway Protocol (BGP)..........................................................................................................................1242
Open Shortest Path First (OSPF)........................................................................................................................1243
Intermediate System to Intermediate System (IS-IS)........................................................................................1243
Routing Information Protocol (RIP)..................................................................................................................... 1244
Multicast..................................................................................................................................................................1245
Network Management...........................................................................................................................................1245
MIB Location..................................................................................................................................................................1251
70 X.509v3..................................................................................................................................................1252
Introduction to X.509v3 certicates..........................................................................................................................1252
X.509v3 certicates...............................................................................................................................................1252
Certicate authority (CA)......................................................................................................................................1252
Certicate signing requests (CSR)...................................................................................................................... 1252
How certicates are requested............................................................................................................................ 1252
Advantages of X.509v3 certicates.................................................................................................................... 1253
X.509v3 support in ..................................................................................................................................................... 1253
Information about installing CA certicates.............................................................................................................. 1255
Installing CA certicate..........................................................................................................................................1255
Information about Creating Certicate Signing Requests (CSR).......................................................................... 1255
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