3Com 5500G-EI Command Reference Guide - Page 89

Voice VLAN Configuration Commands 89 By default, the Voice VLAN is in auto mode. If required, the voice vlan mode auto and undo voice vlan mode auto commands must be executed before the Voice VLAN features are enabled globally. For the related command, see display voice vlan status. Example To set the Voice VLAN in manual mode, enter the following: system-view System View: return to User View with Ctrl+Z. [SW5500]undo voice vlan mode auto voice vlan security Syntax voice vlan security enable undo voice vlan security enable View System View Parameter None Description Use the voice vlan security enable command to enable the Voice VLAN security mode. In this mode, the system can filter out the traffic whose source MAC is not OUI when the traffic travels through the access port of IP Phone within the Voice VLAN, while the other VLANs are not influenced. Use the undo voice vlan security enable command to disable the Voice VLAN security mode. By default, the Voice VLAN security mode is enabled. For the related command, see display voice vlan status. Example To disable the Voice VLAN security mode, enter the following: system-view System View: return to User View with Ctrl+Z. [SW5500]undo voice vlan security enable