Reference Guide

Command
Modes
• ROUTER ISIS (for IPv4)
• CONFIGURATION-ROUTER-ISIS-ADDRESS-FAMILY-IPV6 (for IPv6)
Command
History
Version 9.0(1.3) Introduced on the S5000.
Usage
Information
How a metric value assigned to a redistributed route is advertised depends on how
on the configuration of the metric-style command. If the metric-style
command is set for Narrow mode and the metric value in the redistribute
ospf
command is set to a number higher than 63, the metric value advertised in
LSPs is 63. If the metric-style command is set for wide mode, an the metric
value in the
redistribute ospf command is advertised.
router isis
Allows you to enable the IS-IS routing protocol and to specify an IP IS-IS process.
S5000
Syntax
router isis [tag]
To disable IS-IS routing, use the no router isis [tag] command.
Parameters
tag (OPTIONAL) This is a unique name for a routing process. A
null tag is assumed if the tag option is not specified. The tag
name must be unique for all IP router processes for a given
router.
Defaults Not configured.
Command
Modes
ROUTER ISIS
Command
History
Version 9.0(1.3) Introduced on the S5000.
Usage
Information
You must configure a network entity title (the net command) to specify the area
address and the router system ID.
You must enable routing on one or more interfaces to establish adjacencies and
establish dynamic routing.
You can configure only one IS-IS routing process to perform Level 2 routing. A
level-1-2 designation performs Level 1 and Level 2 routing at the same time.
Related
Commands
• ip router isis – configures IS-IS routing processes for IP on interfaces and
attaches an area designator to the routing process.
• net – configures an IS-IS network entity title (NET) for a routing process.
846
Intermediate System to Intermediate System (IS-IS)