Command Line Reference Guide
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.
• is-type – assigns a type for a given area.
set-overload-bit
Configure the router to set the overload bit in its non-pseudonode LSPs. This prevents other routers from using it as an
intermediate hop in their shortest path first (SPF) calculations.
S5000
Syntax
set-overload-bit
To return to the default values, use the no set-overload-bit command.
Defaults Not set.
Command Modes
• ROUTER ISIS (
for IPv4
)
790