Users Guide

65 Debugging and Diagnostics.................................................................................................................... 1095
Offline Diagnostics.......................................................................................................................................................1095
Important Points to Remember........................................................................................................................... 1095
Running Offline Diagnostics................................................................................................................................. 1095
Trace Logs.................................................................................................................................................................... 1098
Auto Save on Crash or Rollover.................................................................................................................................1098
Last Restart Reason....................................................................................................................................................1098
Hardware Watchdog Timer........................................................................................................................................ 1099
Using the Show Hardware Commands.....................................................................................................................1099
Enabling Environmental Monitoring............................................................................................................................1100
Recognize an Overtemperature Condition...........................................................................................................1101
Troubleshoot an Over-temperature Condition................................................................................................... 1102
Recognize an Under-Voltage Condition...............................................................................................................1102
Troubleshoot an Under-Voltage Condition..........................................................................................................1102
Troubleshooting Packet Loss......................................................................................................................................1103
Displaying Drop Counters...................................................................................................................................... 1103
Dataplane Statistics................................................................................................................................................1107
Display Stack Port Statistics................................................................................................................................. 1108
Display Stack Member Counters.......................................................................................................................... 1108
Enabling Application Core Dumps................................................................................................................................ 1111
Mini Core Dumps............................................................................................................................................................1111
Enabling TCP Dumps.....................................................................................................................................................1112
66 Standards Compliance.............................................................................................................................1113
IEEE Compliance............................................................................................................................................................1113
RFC and I-D Compliance.............................................................................................................................................. 1114
General Internet Protocols..................................................................................................................................... 1114
General IPv4 Protocols........................................................................................................................................... 1115
General IPv6 Protocols........................................................................................................................................... 1116
Border Gateway Protocol (BGP).......................................................................................................................... 1118
Open Shortest Path First (OSPF).........................................................................................................................1118
Intermediate System to Intermediate System (IS-IS)........................................................................................ 1119
Routing Information Protocol (RIP)...................................................................................................................... 1119
Multicast.................................................................................................................................................................. 1120
Network Management........................................................................................................................................... 1120
MIB Location................................................................................................................................................................. 1124
67 X.509v3.................................................................................................................................................. 1125
Introduction to X.509v3 certification.........................................................................................................................1125
X.509v3 certificates...............................................................................................................................................1125
Certificate authority (CA)......................................................................................................................................1125
Certificate signing requests (CSR).......................................................................................................................1125
How certificates are requested.............................................................................................................................1125
Advantages of X.509v3 certificates.....................................................................................................................1126
X.509v3 support in Dell Networking OS....................................................................................................................1126
Contents
33