3Com 3CRDSF9PWR-US User Guide - Page 186

186 CHAPTER 13: CONFIGURING QUALITY OF SERVICE Defining Voice VLAN The Voice VLAN Port Setup Page contains information for defining Voice Port Settings VLAN port settings. Monitor users have no access to this page. To configure Voice VLAN port settings: 1 Click Device > QoS > VoIP Traffic Setting > Port Setup. The Voice VLAN Port Setup Page opens: Figure 99 Voice VLAN Port Setup Page The Voice VLAN Port Setup Page contains the following fields: ■ Voice VLAN Port Mode - Specifies the Voice VLAN mode. The possible field values are: ■ Auto - Indicates that if traffic with an IP Phone MAC Address is transmitted on the port, the port joins the Voice VLAN. The port is aged out of the voice VLAN if the last IP phone's MAC address (with a recognized OUI prefix) is aged out and the defined voice VLAN aging time is then exceeded. If the MAC Address of the IP phone's OUI was added manually to a port in the Voice VLAN, you cannot add it to the Voice VLAN in Auto mode. ■ Manual - Adds a selected port to the Voice VLAN. ■ None - Indicates that the selected port will not be added to the Voice VLAN.