Displaying And Maintaining Voice Vlan; Voice Vlan Configuration Examples - 3Com Switch 4800G 24-Port Configuration Manual

Displaying and
Maintaining Voice
VLAN
Voice VLAN
Configuration
Examples
Automatic Voice VLAN
Mode Configuration
Example
To do...
Configure the working mode
as manual
Add the ports Access port
in manual
mode to the
voice VLAN
Trunk port
Hybrid port
Configure the Trunk port
voice VLAN as
the default
VLAN of the
Hybrid port
port
Enable the voice VLAN feature
on the port
n
Only one VLAN of a device can have the voice VLAN function enabled at a
■
time, and the VLAN must be an existing static VLAN.
A port that is in a link aggregation port group cannot have the voice VLAN
■
feature enabled.
If a port is enabled with voice VLAN and works in the manual voice VLAN
■
mode, you need to add the port to the voice VLAN manually to make the voice
VLAN takes effect on the port.
To do...
Display the voice VLAN state
Display the OUI addresses currently
supported by system
Network requirement
Create VLAN 2 and configure it as a voice VLAN with an aging time of 100
■
minutes.
The voice traffic sent by the IP phones is tagged. Configure GigabitEthernet
■
1/0/1 as a Hybrid port and as the access port, with VLAN 6 as the default VLAN.
The device allows voice packets from GigabitEthernet 1/0/1 with an OUI
■
address of 0011-2200-0000 and a mask of ffff-ff00-0000 to be forwarded
through the voice VLAN.

Displaying and Maintaining Voice VLAN

Use the command...
undo voice vlan mode auto Required
Refer to "Configuring an
Access-Port-Based VLAN" on
page 88.
Refer to "Configuring a
Trunk-Port-Based VLAN" on
page 89.
Refer to "Configuring a
Hybrid-Port-Based VLAN" on
page 90.
Refer to section "Configuring
a Trunk-Port-Based VLAN" on
page 89
Refer to "Configuring a
Hybrid-Port-Based VLAN" on
page 90.
voice vlan enable
Use the command...
display voice vlan state Available in any view
display voice vlan oui
103
Remarks
Disabled by default
Use one of the three
approaches.
After you add an Access port
to the voice VLAN, the voice
VLAN becomes the default
VLAN of the port
automatically.
Optional
This operation is required if
the inbound voice traffic is
untagged. If the inbound
voice traffic is tagged, do not
configure the voice VLAN as
the default VLAN of the port.
Required
Remarks
Available in any view