Disable Loopback-Mode Vlan - Extreme Networks ExtremeWare XOS Command Reference Manual

VLAN Commands

disable loopback-mode vlan

disable loopback-mode vlan <vlan_name>
Description
Disallows a VLAN to be placed in the UP state without an external active port. This allows (disallows)
the VLANs routing interface to become active.
Syntax Description
vlan_name Specifies a VLAN name.
Default
N/A.
Usage Guidelines
Use this command to specify a stable interface as a source interface for routing protocols. This decreases
the possibility of route flapping, which can disrupt connectivity.
Example
The following command disallows the VLAN accounting to be placed in the UP state without an
external active port:
disable loopback-mode vlan accounting
History
This command was first available in ExtremeWare XOS 10.1.
254 ExtremeWare XOS 11.0 Command Reference Guide