642-437試験無料問題集（257題）「Cisco Implementing Cisco Unified Communications Voice over IP and QoS v8.0 (CVOICE v8.0) 認定」

出題：1

Which statement best describes dial peers in a voice gateway. (Choose two.)

A. Dial peers are call legs that are used to identify call source and destination endpoints and to define the characteristics that are applied to each call leg in the call connection.

B. Dial peers create physical connections called call legs to complete an end-to-end call.

C. Dial peers are configured with call legs that are essential to implementing dial plans and providing voice services over an IP packet network.

D. A dial peer is a physical addressable endpoint in a voice gateway.

正解：A,D 解答を投票する

出題：2

Which of the available quality of service models offers the greatest amount of scalability while maintaining service quality?

A. IntServ

B. PriServ

C. Diffserv

D. Best Effort

正解：C 解答を投票する

出題：3

A call is received on a voice gateway from a Session Initiation Protocol-based Internet source. The call is destined for a telephone that is connected directly to the gateway. Which type of dial-peer is considered outgoing?

A. plain old telephone service

B. Foreign Exchange Station

C. VoIP

D. Foreign Exchange Office

正解：A 解答を投票する

出題：4

What is the delta in the total end-to-end delay values of two voice packets in the voice flow?

A. bandwidth capacity

B. end-to-end delay

C. packet loss

D. variation of delay

E. variable network delay

正解：D 解答を投票する

出題：5

Which command should you use to activate the analog voice port in voice-port configuration mode?

A. voice-port slot/ port

B. cptone locale

C. no shutdown

D. dial-type {dtmf | pulse}

正解：C 解答を投票する

出題：6

Which two methods are used by a Cisco gateway to transmit fax traffic across the IP network? (Choose two.)

A. modem relay

B. fax pass-through

C. T.30 signaling

D. modem pass-through

E. Cisco fax relay

正解：B,E 解答を投票する

出題：7

Which three commands does Cisco recommend to use first when setting up phones for Cisco Unified Communications Manager Express? (Choose three.)

A. create cnf files

B. keepalive

C. telephony-service

D. max-dn

E. max-ephones

F. load

正解：C,D,E 解答を投票する

出題：8

Which QoS technology ensures predictability for voice traffic, aiming to provide better throughput on low-speed Frame Relay links?

A. header compression

B. IP RTP Priority and Frame Relay IP RTP Priority

C. RSVP

D. FRF.12

E. low latency queuing

正解：D 解答を投票する

出題：9

A small company would like to minimize the number of analog lines that they use to connect to the PSTN. They are considering a single FXO circuit. Which issue will they encounter if they deploy this solution?

A. They won't be able to support DID and will require a mechanism to handle inbound calls, like PLAR to an operator line.

B. They will need an FXS port for inbound calls to carry ANI.

C. They will need an additional FXS-DID circuit to support inbound ANI.

D. They will be able to support both inbound and outbound calls without any issues.

正解：A 解答を投票する

642-437試験無料問題集「Cisco Implementing Cisco Unified Communications Voice over IP and QoS v8.0 (CVOICE v8.0) 認定」