Enable Access-List Refresh Blackhole - Extreme Networks ExtremeWare XOS Command Reference Manual

Software version 11.5

Hide thumbs Also See for ExtremeWare XOS:

Table of Contents

ExtremeWare XOS 11.5 supports only the Summit X450 family of switches and the BlackDiamond 8800 series switch.

enable access-list refresh blackhole

Enables blackholing of packets during ACL refresh.

Syntax Description

This command has no arguments or variables.

Usage Guidelines

When access control lists (ACLs) are refreshed, this command provides that any packets arriving during

the refresh will be blackholed. As the ACL is being refreshed, packets may arrive while the ACL is in an

indeterminate state, and packets may be permitted that otherwise are dropped. This feature protects the

switch during an ACL refresh. To disable this feature, use the following command:

disable access-list refresh blackhole

The following command enables dropping of packets during an ACL refresh:

enable access-list refresh blackhole

This command was first available in ExtremeWare XOS 11.0.

Platform Availability

This command is available on all platforms.

ExtremeWare XOS 11.5 Command Reference Guide

Extremeware xos 11.5