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Level-1/Level-2
LSPs PSNPs (sent/
rcvd)
Level-1/Level-2
DR Elections
Level-1/Level-2
SPF Calculations
LSP checksum
errors received
LSP
authentication
failures
Example
Dell#sho is traffic
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
838
Description
Displays the number of PSNP LPSs sent and received.
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.
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
(OPTIONAL) Enter the keyword level-1 to apply the
configuration to Level-1 SPF calculations.
Intermediate System to Intermediate System (IS-IS)
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