CLI Guide

Layer 2 Switching Commands 912
• trust — Trust the IEEE 802.1p user priority contained in packets arriving
on the voice VLAN port.
• untrust — Do not trust the IEEE 802.1p user priority contained in packets
arriving on the voice VLAN port. This overrides the received value with the
configured 801.2p value. If a distinguished service for voice traffic is
required, an ACL or diffserv policy must be configured.
Command Mode
Interface Configuration
Default Value
trust
Example
console(config)#interface gigabitethernet 1/0/1
console(config-if-Gi1/0/1)#voice vlan data priority untrust
console(config-if-Gi1/0/1)#voice vlan data priority trust
authentication event server dead action authorize
voice
Use the authentication event server dead action authorize voice command
to allow voice VLAN access when no AAA server can be contacted. Use the no
form of the command to disable voice VLAN access in such cases.
Syntax
authentication event server dead action authorize voice
no authentication event server dead action authorize voice
Default Configuration
Critical voice VLAN is disabled by default.
Command Mode
Interface Configuration mode (Ethernet)