3Com 5500-EI PWR Install Manual page 118

# Configure the voice VLAN as the default VLAN of Ethernet 1/0/1, and add the voice VLAN to the list of
untagged VLANs whose traffic is permitted by the port.
[DeviceA-Ethernet1/0/1] port hybrid pvid vlan 2
[DeviceA-Ethernet1/0/1] port hybrid vlan 2 untagged
# Enable the voice VLAN function on Ethernet 1/0/1.
[DeviceA-Ethernet1/0/1] voice vlan enable
# Set the CoS precedence to 5 and DSCP precedence to 40 for the received voice traffic.
[DeviceA-Ethernet1/0/1] voice vlan qos 5 40
Verification
# Display the OUI addresses, the corresponding OUI address masks and the corresponding description
strings that the system supports.
<DeviceA> display voice vlan oui
Oui Address Mask
0003-6b00-0000 ffff-ff00-0000
000f-e200-0000 ffff-ff00-0000
0011-2200-0000 ffff-ff00-0000
00d0-1e00-0000 ffff-ff00-0000
00e0-7500-0000 ffff-ff00-0000
00e0-bb00-0000 ffff-ff00-0000
# Display the status of the current voice VLAN.
<DeviceA> display voice vlan status
Voice Vlan status: ENABLE
Voice Vlan ID: 2
Voice Vlan security mode: Security
Voice Vlan aging time: 1440 minutes
Current voice vlan enabled port mode:
PORT
---------------------------------------------
Ethernet1/0/1
Description
Cisco phone
H3C Aolynk phone
test
Pingtel phone
Polycom phone
3Com phone
MODE COS DSCP
MANUAL 5 40
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