Command Line Reference Guide

Item Description
Level-1/Level-2
LSPs PSNPs (sent/
rcvd)
Displays the number of PSNP LPSs sent and received.
Level-1/Level-2
DR Elections
Displays the number of times designated router elections
ran.
Level-1/Level-2
SPF Calculations
Displays the number of shortest path first calculations.
LSP checksum
errors received
Displays the number of checksum errors LSPs received.
LSP
authentication
failures
Displays the number of LSP authentication failures.
Example
Dell#sho is traffic
IS-IS: Level-1 Hellos (sent/rcvd) : 0/721
IS-IS: Level-2 Hellos (sent/rcvd) : 900/943
IS-IS: PTP Hellos (sent/rcvd) : 0/0
IS-IS: Level-1 LSPs sourced (new/refresh) : 0/0
IS-IS: Level-2 LSPs sourced (new/refresh) : 1/3
IS-IS: Level-1 LSPs flooded (sent/rcvd) : 0/0
IS-IS: Level-2 LSPs flooded (sent/rcvd) : 5934/5217
IS-IS: Level-1 LSPs CSNPs (sent/rcvd) : 0/0
IS-IS: Level-2 LSPs CSNPs (sent/rcvd) : 472/238
IS-IS: Level-1 LSPs PSNPs (sent/rcvd) : 0/0
IS-IS: Level-2 LSPs PSNPs (sent/rcvd) : 10/337
IS-IS: Level-1 DR Elections : 4
IS-IS: Level-2 DR Elections : 4
IS-IS: Level-1 SPF Calculations : 0
IS-IS: Level-2 SPF Calculations : 389
IS-IS: LSP checksum errors received : 0
IS-IS: LSP authentication failures : 0
Dell#
spf-interval
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 (OPTIONAL) Enter the keyword level-1 to apply the
configuration to Level-1 SPF calculations.
838
Intermediate System to Intermediate System (IS-IS)