Which type of ephone-dn can be used to support one virtual voice port with support for two channels?
A. single-line
B. dual-line
C. dual-channel
D. dual-voice-channel
Which type of ephone-dn can be used to support one virtual voice port with support for two channels?
A. single-line
B. dual-line
C. dual-channel
D. dual-voice-channel