TP-Link T1600G-18TS Configuration Manual page 501

Configuring Voice VLAN
Figure 3-12 Configuring Voice VLAN Globally
3) Choose the menu QoS > Voice VLAN > Port Config to load the following page. Select
ports 1/0/1-3, choose manual mode and enable security mode. Click Apply.
Figure 3-13 Configuring Voice VLAN Mode on Ports
4) Choose the menu VLAN > 802.1Q VLAN > VLAN Config and edit VLAN 10 to load the
following page. Add ports 1/0/1-3 to the voice VLAN. Click Apply.
Configuration Example
Configuration Guide 478