What best describes an FXO interface?()

A . analog trunks that provide the Survivable Remote Site Telephony (SRST) feature  B . analog trunks that provide VoIP gateway functionality  C . analog trunks that connect a gateway to plain old telephone service (POTS) device such as analog phones, fax machines, and legacy voice-mail systems   D . analog trunks that connect a gateway to a central office (CO) or private branch exchange (PBX)

时间:2022-10-04 07:23:27 所属题库:CCNP(642-845)题库

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