What does the interface subcommand switchport voice vlan 222 indicate?
A.
The port is configured for both data and voice traffic.
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B.
The port is fully dedicated to forwarding voice traffic.
C.
The port operates as an FXS telephony port.
D.
Voice traffic is directed to VLAN 222.
Explanation:
The interface subcommand:
Switch(config-if)# switchport voice vlan {vlan-id | dot1p | untagged | none}
is used to select the voice VLAN mode that will be used when PC is connected to the switch
port through Cisco IP phone.
Reference:
http://www.cisco.com/en/US/docs/switches/lan/catalyst3560/software/release/12.2_20_se/configuration/guide/swvoip.html