Netgear FSM726v3 7200 managed switch v8.x CLI reference manual - Page 84

Managed Switch CLI Manual, Release 8.0 Also the inherent isolation provided by VLANs ensures that inter-VLAN traffic is under management control and that network- attached clients cannot initiate a direct attack on voice components. QoS-based on IEEE 802.1P class of service (CoS) uses classification and scheduling to sent network traffic from the switch in a predictable manner. The system uses the source MAC of the traffic traveling through the port to identify the IP phone data flow. voice vlan (Global Config) Use this command to enable the Voice VLAN capability on the switch. Default Format Mode disabled voice vlan Global Config no voice vlan (Global Config) Use this command to disable the Voice VLAN capability on the switch. Format Mode no voice vlan Global Config voice vlan (Interface Config) Use this command to enable the Voice VLAN capability on the interface. Default Format Mode disabled voice vlan { | dot1p | none | untagged} Interface Config You can configure Voice VLAN in one of three different ways: Parameter dot1p Description Configure the IP phone to use 802.1p priority tagging for voice traffic and to use the default native VLAN (VLAN 0) to carry all traffic. Valid range is 0 to 7. Switching Commands v1.0, July 2009 3-48