137
Configure the interface to modify
the CoS and DSCP values marked
for incoming traffic of the voice
VLAN into specified values
voice vlan qos cos-value dscp-
value
marked for voice VLAN traffic into 6
and 46 respectively.
The voice vlan qos command and
the voice vlan qos trust command
can overwrite each other, whichever
is configured last.
NOTE:
Configure the QoS priority settings for voice traffic on an interface before you enable voice VLAN on
the interface. If the configuration order is reversed, your priority trust setting will fail.
Configuring a port to operate in automatic voice VLAN
assignment mode
Follow these steps to set a port to operate in automatic voice VLAN assignment mode:
Set the voice VLAN aging time
Optional
1440 minutes by default.
The voice VLAN aging time
configuration is only applicable
on ports in automatic voice VLAN
assignment mode.
Enable the voice VLAN security
mode
voice vlan security enable
Optional
Enabled by default.
Add a recognizable OUI address
voice vlan mac-address oui mask
oui-mask [ description text ]
Optional
By default, each voice VLAN has
default OUI addresses configured.
For the default OUI addresses of
different vendors, see Table 14.
Enter Ethernet interface view
interface interface-type interface-
number
Configure the port to operate in
automatic voice VLAN assignment
mode
Optional
Automatic voice VLAN assignment
mode is enabled by default.
The voice VLAN assignment
modes on different ports are
independent of one another.
Enable voice VLAN on the port
voice vlan vlan-id enable
Required
Disabled by default
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