3com 4500 26-PORT Manual De Usuario

C

HAPTER

 3: U

SING

 VLAN C

OMMANDS

<4500>system-view

System View: return to User View with Ctrl+Z.

[4500]undo voice vlan mode auto

Can't change voice vlan configuration when voice vlan is running

[4500]undo voice vlan enable

[4500]undo voice vlan mode auto

[4500]

System View

None

Use the 

 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 

 command to disable the Voice VLAN security mode. 

By default, the Voice VLAN security mode is enabled. 

If needed, the 

 and 

 commands must be executed before the Voice VLAN features are enabled 

globally. 

For the related command, see 

. 

To disable the Voice VLAN security mode, enter the following: 

<4500>system-view

System View: return to User View with Ctrl+Z.

[4500]undo voice vlan security enable

[4500]