Which functionality in the Cisco IOS software will enable a router to permanently act as a call agent for phones? ()
- A、Cisco CallManager
- B、Cisco CallManger Express (CME)
- C、Cisco CallManager Gateway (CMG)
- D、Cisco CallManager Voice Gateway (CMVG)
- E、Media Gateway Control Protocol (MGCP)
正确答案:B
答案解析:有
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