Users Guide

Parameters
vrf vrf-name Enter the keyword vrf followed by the name of the VRF to enable the IS-IS routing
protocol and to specify an IP IS-IS process on that VRF.
tag (OPTIONAL) This is a unique name for a routing process. A null tag is assumed if
the tag option is not specied. The tag name must be unique for all IP router
processes for a given router.
Defaults Not congured.
Command Modes CONFIGURATION
Command History
This guide is platform-specic. For command information about other platforms, refer to the relevant Dell
Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version Description
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
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
Congure a network entity title (the net command) to specify the area address and the router system ID.
Enable routing on one or more interfaces to establish adjacencies and establish dynamic routing.
You can congure 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 — congures IS-IS routing processes for IP on interfaces and attaches an area designator
to the routing process.
• net — congures an IS-IS network entity title (NET) for a routing process.
• is-type — assigns a type for a given area.
set-overload-bit
To set the overload bit in zeroth fragment of non-pseudonode LSPs on the router, congure the router. This setting prevents other
routers from using it as an intermediate hop in their shortest path rst (SPF) calculations.
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)
Intermediate System to Intermediate System (IS-IS)
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