Intermediate System to Intermediate System (IS-IS) | 859
Example
Figure 28-10.  Command Example: show isis traffic 
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.
Table 28-3.  Command Example Fields 
Item Description
Level-1/Level-2 Hellos (sent/rcvd) Displays the number of Hello packets sent and received.
PTP Hellos (sent/rcvd) Displays the number of point-to-point Hellos sent and received.
Level-1/Level-2 LSPs sourced 
(new/refresh)
Displays the number of new and refreshed LSPs.
Level-1/Level-2 LSPs flooded 
(sent/rcvd)
Displays the number of flooded LSPs sent and received.
Level-1/Level-2 LSPs CSNPs (sent/
rcvd)
Displays the number of CSNP LSPs sent and received.
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.
FTOS#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
FTOS#