Configuring Ports to Carry Voice Traffic in 802.1Q Frames - Instruct the Cisco IP Phone to forward all voice traffic through the specified VLAN. By default, the Cisco IP Phone forwards the voice traffic with an 802.1Q priority of 5.
switchport voice vlan vlan-id
Configuring Ports to Carry Voice Traffic in 802.1P Priority-Tagged Frames- Instruct the switch port to use 802.1P priority tagging for voice traffic and to use the default native VLAN (VLAN 0) to carry all traffic. By default, the Cisco IP phone forwards the voice traffic with an 802.1P priority of 5.
switchport voice vlan dot1p
Overriding the CoS Priority of Incoming Data Frames - Set the IP phone access port to override the priority received from the PC or the attached device.
switchport priority extend cos value
Configuring the IP Phone to Trust the CoS Priority of Incoming Data Frames - Set the IP phone access port to trust the priority received from the PC or the attached device.
switchport priority extend trust
1 comment:
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