Dell C1048P Port Extender Networking Configuration Guide for the C9000 Series - Page 503
Debugging IS-IS
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LSPID LSP Seq Num LSP Checksum LSP Holdtime ATT/P/OL B233.00-00 0x00000003 0x07BF 1074 0/0/0 eljefe.00-00 * 0x0000000A 0xF963 1196 0/0/1 eljefe.01-00 * 0x00000001 0x68DF 1108 0/0/0 eljefe.02-00 * 0x00000001 0x2E7F 1099 0/0/0 Force10.00-00 0x00000002 0xD1A7 1088 0/0/0 IS-IS Level-2 Link State Database LSPID LSP Seq Num LSP Checksum LSP Holdtime ATT/P/OL B233.00-00 0x00000006 0xC38A 1110 0/0/0 eljefe.00-00 * 0x0000000E 0x53BF 1196 0/0/1 eljefe.01-00 * 0x00000001 0x68DF 1108 0/0/0 eljefe.02-00 * 0x00000001 0x2E7F 1099 0/0/0 Force10.00-00 0x00000004 0xCDA9 1093 0/0/0 Dell# Debugging IS-IS To debug IS-IS processes, use the following commands. • View all IS-IS information. EXEC Privilege mode debug isis • View information on all adjacency-related activity (for example, hello packets that are sent and received). EXEC Privilege mode debug isis adj-packets [interface] To view specific information, enter the following optional parameter: - interface: Enter the type of interface and slot/port information to view IS-IS information on that interface only. • View information about IS-IS local update packets. EXEC Privilege mode debug isis local-updates [interface] To view specific information, enter the following optional parameter: - interface: Enter the type of interface and slot/port information to view IS-IS information on that interface only. • View IS-IS SNP packets, include CSNPs and PSNPs. EXEC Privilege mode debug isis snp-packets [interface] To view specific information, enter the following optional parameter: - interface: Enter the type of interface and slot/port information to view IS-IS information on that interface only. • View the events that triggered IS-IS shortest path first (SPF) events for debugging purposes. EXEC Privilege mode debug isis spf-triggers • View sent and received LSPs. EXEC Privilege mode debug isis update-packets [interface] To view specific information, enter the following optional parameter: - interface: Enter the type of interface and slot/port information to view IS-IS information on that interface only. The system displays debug messages on the console. To view which debugging commands are enabled, use the show debugging command in EXEC Privilege mode. Intermediate System to Intermediate System 503
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