enable isis area overload-bit

enable isis area area_name overload-bit {suppress [external | interlevel | all]}

Description

This command enables the overload-bit feature, which signals other routers that they are no longer permitted to use this router as a transit or forwarding node.

Syntax Description

area_name Specifies the area name of the IS-IS process for which this feature is to be enabled.
suppress Specifies that one or all types of reachability information is to be suppressed or excluded from LSPs.
external When included with the suppress option, this specifies that external reachability information is to be excluded from LSPs.
interlevel When included with the suppress option, this specifies that interlevel reachability information is to be excluded from LSPs.
all When included with the suppress option, this specifies that external and interlevel reachability information is to be excluded from LSPs.

Default

Disabled.

Usage Guidelines

When the overload bit feature is enabled, the router process still receives and processes LSPs.

Example

The following command enables the overload bit feature for areax:

enable isis area areax overload-bit

History

This command was first available in ExtremeXOS 12.1.

Platform Availability

This command is available on platforms with a Core or Premier license as described in the ExtremeXOS 32.2 Feature License Requirements document.