Dell Force10 S4820T FTOS Command Reference Guide - Page 948

www.dell.com | support.dell.com Table 29-3. Command Example Fields (continued) Item Level-1/Level-2 DR Elections Level-1/Level-2 SPF Calculations LSP checksum errors received LSP authentication failures Description Displays the number of times designated router elections ran. Displays the number of shortest path first calculations. Displays the number of checksum errors LSPs received. Displays the number of LSP authentication failures. spf-interval e Specify the minimum interval between Shortest Path First (SPF) calculations. Syntax spf-interval [level-l | level-2] interval seconds [initial_wait_interval seconds [second_wait_interval seconds]] To restore default values, use the no spf-interval [level-l | level-2] interval seconds [initial_wait_interval seconds [second_wait_interval seconds]] command. Parameters level-l level-2 interval seconds initial_wait_interval seconds second_wait_interval seconds (OPTIONAL) Enter the keyword level-1 to apply the configuration to Level-1 SPF calculations. (OPTIONAL) Enter the keyword level-2 to apply the configuration to Level-2 SPF calculations. Enter the maximum number of seconds between SPF calculations. Range: 0 to 120 seconds Default: 10 seconds (OPTIONAL) Enter the initial wait time, in seconds, before running the first SPF calculations. Range: 0 to 120 seconds Default: 5 second (OPTIONAL) Enter the wait interval, in seconds, between the first and second SPF calculations. Range: 0 to 120 seconds Default: 5 seconds Defaults Defaults as above Command Modes ROUTER ISIS (for IPv4) CONFIGURATION-ROUTER-ISIS-ADDRESS-FAMILY-IPV6 (for IPv6) Command History Version 8.3.19.0 Version 8.3.12.0 Version 7.8.1.0 Version 7.5.1.0 Introduced on S4820T Introduced on S4810 Introduced to support multi-topology ISIS Expanded to support SPF Throttling Enhancement 948 | Intermediate System to Intermediate System (IS-IS)