Configuring Advanced Features
159
VLAN Discovery via DHCP
IP phones support VLAN discovery via DHCP. When the VLAN Discovery method is set to
DHCP, the IP phone will examine DHCP option for a valid VLAN ID. The predefined
option 132 is used to supply the VLAN ID by default. You can customize the DHCP option
used to request the VLAN ID.
Procedure
VLAN can be configured using the configuration files or locally.
Configure VLAN for the Internet
port.
For more information, refer to
VLAN on page 317.
Configure VLAN for the PC port.
For more information, refer to
VLAN on page 317.
Configure the DHCP VLAN
discovery feature.
For more information, refer to
VLAN on page 317.
Configure VLAN for the Internet
port and PC port and the DHCP
VLAN discovery feature.
Navigate to:
http://<phoneIPAddress>/servl
et?p=network-adv&q=load
Configure VLAN for the Internet
port and PC port.
To configure VLAN for Internet port via web user interface:
1. Click on Network->Advanced.
2. In the VLAN block, select the desired value from the pull-down list of WAN Port
Active.
3. Enter the VLAN ID in the VID (1-4094) field.