H3C Technologies H3C S7500E Series Switches - Manual (Page 253)

18-7
Configure the QoS priority settings for voice traffic on an interface before enabling voice VLAN on the
interface. If the configuration order is reversed, your priority trust setting will fail.
Setting 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:
To do... Use the command... Remarks
Enter system view system-view —
Set the voice VLAN aging time voice vlan aging minutes
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.
Refer to Table 18-1 for the default
OUI addresses of different
vendors.
Enter Ethernet interface view
interface interface-type
interface-number
—
Configure the port to operate in
automatic voice VLAN assignment
mode
voice vlan mode auto
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
Not enabled by default