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Configure a Voice-VLAN

A voice VLAN is used to transmit voice packets. The 802.1 priorities of the recognized voice packets are replaced with the priority of the voice-VLAN. Then the packets are distributed into the voice VLAN for forwarding. A device supports a maximum of one voice-VLAN.

Configuration Condition

Before configuring a voice-VLAN, ensure that:

  • The VLAN to be configured as a voice-VLAN has already been created.

Configure a Voice-VLAN

Table 7-2 Configuring a Voice-VLAN

Step

Command

Description

Enter the global configuration mode.

configure terminal

-

Configure a specified VLAN to voice-VLAN.

voice vlan vlan-id cos priority

Mandatory.

By default, voice-VLAN is not configured, that is, the voice-VLAN function is not globally enabled.