Yealink SIP-T2 SERIES Administrator's Manual page 711

Details of Configuration Parameters:
Parameters
network.vlan.internet_port_enable
Description:
Enables or disables VLAN for the Internet (WAN) port.
0-Disabled
1-Enabled
Note: If you change this parameter, the IP phone will reboot to make the change
take effect.
Web User Interface:
Network->Advanced->VLAN->WAN Port->Active
Phone User Interface:
Menu->Settings->Advanced Settings (default password: admin)
->Network->VLAN->WAN Port->VLAN Status
network.vlan.internet_port_vid
Description:
Configures VLAN ID for the Internet (WAN) port.
Note: If you change this parameter, the IP phone will reboot to make the change
take effect.
Web User Interface:
Network->Advanced->VLAN->WAN Port->VID (1-4094)
Phone User Interface:
Menu->Settings->Advanced Settings (default password: admin)
->Network->VLAN->WAN Port->VID
network.vlan.internet_port_priority
Description:
Configures VLAN priority for the Internet (WAN) port.
7 is the highest priority, 0 is the lowest priority.
Note: If you change this parameter, the IP phone will reboot to make the change
take effect.
Web User Interface:
Network->Advanced->VLAN->WAN Port->Priority
Configuring Advanced Features
Permitted Values
0 or 1
Integer from 1 to 4094
Integer from 0 to 7
Default
0
1
0
689