多項選擇題

In a VoIP network， which three call signaling protocols are supported by the Cisco CallManager for call setup， call maintenance， and call teardown？（）

A. H·323
B. UDP
C. RTP
D. TCP
E. Media Gateway Control Protocol （MGCP）
F. session initiation protocol （SIP）

你可能感興趣的試題

Acme Company has several offices around the country. The company has deployed a VoIP network with Cisco Unified CallManager in a multisite centralized configuration but there is a requirement to place a call agent at some of the remote sites. Which IOS gateway feature should be deployed at the remote site to enable local call control？（）

A. Gatekeeper multizone
B. Call Admission Control （CAC）
C. Automatic Alternate Routing （AAR）
D. Survivable Remote Site Telephony （SRST）
E. Cisco Unified CallManager Express （CME）

單項選擇題

Using the G.729 codec and the default cRTP configuration， what is the approximate VoIP bandwidth savings across a Frame Relay link that adds a 6 byte frame header？"（）

A. 55%
B. 58%
C. 60%
D. 63%

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In a VoIP network， which three call signaling protocols are supported by the Cisco CallManager for call setup， call maintenance， and call teardown？ （）

你可能感興趣的試題

Using the G.729 codec and the default cRTP configuration， what is the approximate VoIP bandwidth savings across a Frame Relay link that adds a 6 byte frame header？"（）

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In a VoIP network， which three call signaling protocols are supported by the Cisco CallManager for call setup， call maintenance， and call teardown？（）

Using the G.729 codec and the default cRTP configuration， what is the approximate VoIP bandwidth savings across a Frame Relay link that adds a 6 byte frame header？"（）