LSP Interval: 33 Next IS-IS LAN Level-1 Hello in 4 seconds
Next IS-IS LAN Level-2 Hello in 6 seconds
LSP Interval: 33
Restart Capable Neighbors: 2, In Start: 0, In Restart: 0
Dell#
Changing LSP Attributes
IS-IS routers îš‚ood link state PDUs (LSPs) to exchange routing information. LSP attributes include the generation interval, maximum
transmission unit (MTU) or size, and the refresh interval.
You can modify the LSP attribute defaults, but it is not necessary.
To change the defaults, use any or all of the following commands.
• Set interval between LSP generation.
ROUTER ISIS mode
lsp-gen-interval [level-1 | level-2] seconds
• seconds: the range is from 0 to 120.
The default is 5 seconds.
The default level is Level 1.
• Set the LSP size.
ROUTER ISIS mode
lsp-mtu size
• size: the range is from 128 to 9195.
The default is 1497.
• Set the LSP refresh interval.
ROUTER ISIS mode
lsp-refresh-interval seconds
• seconds: the range is from 1 to 65535.
The default is 900 seconds.
• Set the maximum time LSPs lifetime.
ROUTER ISIS mode
max-lsp-lifetime seconds
• seconds: the range is from 1 to 65535.
The default is 1200 seconds.
Example of Viewing IS-IS Conguration (ROUTER ISIS Mode)
To view the conguration, use the show config command in ROUTER ISIS mode or the show running-config isis command in
EXEC Privilege mode.
Dell#show running-config isis
!
router isis
lsp-refresh-interval 902
net 47.0005.0001.000C.000A.4321.00
net 51.0005.0001.000C.000A.4321.00
Dell#
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