Deployment Guide

Table Of Contents
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
Command
History
This guide is platform-specific. For command information about other platforms, see the relevant Dell
EMC Networking OS Command Line Reference Guide.
Version Description
9.10(0.1) Introduced on the S6010-ON and S4048T-ON.
9.10(0.0) Introduced on the S3148.
9.10(0.0) Introduced on the S6100ON.
9.8(2.0) Introduced on the S3100 series.
9.8(1.0) Introduced on the Z9100ON.
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
9.7(0.0) Introduced on the S6000-ON.
9.5(0.1) Introduced on the Z9500.
9.0.2.0 Introduced on the S6000.
8.3.19.0 Introduced on the S4820T.
8.3.12.0 Introduced on the S4810.
8.3.11.1 Introduced on the Z9000.
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 set the link-state packet (LSP) refresh interval.
maximum-paths
Allows you to configure the maximum number of equal cost paths allowed in a routing table.
NOTE: Enables you to configure a single system wide value that is common for both IPv4 and IPv6 addresses.
Syntax
maximum-paths number
To return to the default values, use the no maximum-paths command.
Parameters
number
Enter a number as the maximum number of parallel paths an IP routing installs in a
routing table. The range is from 1 to 64. The default is 4.
848 Intermediate System to Intermediate System (IS-IS)