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Dell PowerEdge FN I/O Module Command Line Reference Guide 9.10(0.0)

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max-lsp-lifetime

Set the maximum time that link-state packets (LSPs) exist without being refreshed.

Syntax

max-lsp-lifetime seconds

To restore the default time, use the no max-lsp-lifetime command.

Parameters

seconds

The maximum lifetime of LSP in seconds. This value must be greater than the lsp-refresh-interval command. The higher the value the longer the LSPs are kept. The range is from 1 to 65535. The default is 1200.

Defaults

1200 seconds

Command Modes

ROUTER ISIS

Supported Modes

Full–Switch

Command History

Version	Description
9.9(0.0)	Introduced on the FN IOM.
9.2(0.0)	Introduced on the MXL 10/40GbE Switch IO Module.

Usage Information

Change the maximum LSP lifetime with this command. The maximum LSP lifetime must always be greater than the LSP refresh interval.

The seconds parameter enables the router to keep LSPs for the specified length of time. If the value is higher, the overhead is reduced on slower-speed links.

Related Commands

lsp-refresh-interval — sets the link-state packet (LSP) refresh interval.