3Com Switch 7750 Series
Command Reference Guide – Extended VLAN Applications Chapter 1 Voice VLAN Configuration Commands
1-4
1.1.4 voice vlan Syntax
voice vlan vlan-id enable
undo voice vlan enable
View
System view
Parameter
vlan-id: ID of the VLAN that needs to be enabled with the voice VLAN function, ranging
from 2 to 4094.
Description
Use the voice vlan command to enable the voice VLAN function globally.
Use the undo voice vlan enable command to disable the voice VLAN function
globally.
Caution:
z When you are enabling voice VLAN function for a specified VLAN, the specified
VLAN must exist, otherwise, your configuration fails.
z If you want to delete a VLAN with voice VLAN function enabled, you must disable
the voice VLAN function first.
z The voice VLAN function can be enabled for only one VLAN at the same time.
Related command: display voice vlan status.
Example
# Create VLAN 2, and enable the voice VLAN function for it.
<3Com> system-view
System View: return to User View with Ctrl+Z.
[3Com] vlan 2
[3Com-vlan2] quit
[3Com] voice vlan 2 enable
# After the voice function of VLAN2 is enabled, if you enable the voice VLAN function
for other VLANs, the system will prompt that your configuration fails.
[3Com] voice vlan 4 enable
Can't change voice vlan configuration when other voice vlan is running