Cisco CVOICE Cisco Voice Over IP Set 6

1.

You are the network engineer at Certkiller .com. Your newly appointed Certkiller trainee wants to knowwhat a voice gateway is. What will your reply be?

It is a device that connects two dissimilar networks. It is a device that transports voice and restricts data. It is a device that can support only a distributed call processing model. It is a device that cannot be connected to the traditional PSTN network.

2.

Your newly appointed Certkiller trainee wants to knowwhat protocol negotiates the codec type for

H.225 H.245 Q.931 Q.932 H.320

3.

What is true about H.323 endpoint call setup?

Endpoints always do their own call setup. Endpoints require a gatekeeper to do call setup. Endpoints can either do their own setup or be assisted by a gatekeeper. Endpoints require a proxy server to do call setup.

4.

You are the network technician at Certkiller .com. Your newly appointed Certkiller trainee wants to know what function T-CCS performs. What will your reply be?

It allows a PBX to pass signalling to the PSTN switch. It allows a PBX to pass analog signalling to the router It allows a PBX to pass signalling to the router for compression and processing It allows a PBX to pass proprietary signalling to another PBX across the IP network.

5.

Which channel carries Q.931 signals in a T1 connection from a PBX to a Cisco gateway?

16 24 31

6.

Name two sensitivities that Voice traffic has that data traffic is not necessarily affected by.

TPI RFI Delay EMI Jitter

7.

On what is system capacity planning based?

On calculations and measurements of packet length distributions. On calculations and measurements of busy hour call volume/estimates. On calculations and measurements of the phone costs from phone bills. On calculations and measurements of the total number of calls placed during a month.

8.

Choose all functions available to you with the IP SoftPhone. (Choose all that apply.)

Displays caller phone number Displays caller name Displays the caller address Resets all calls every 1 hour Logs calls to the call log

9.

You are the network engineer at Certkiller .com. Certkiller has its headquarters in New York and a branch office in Delaware. In the branch office, one VoIP dial-peer has been configured to point to headquarters over a low speed serial link. You want to limit the maximum number of concurrent calls to 3. Which command would you use?

interface serial 3/3 ip rsvp bandwidth 3 interface serial 3/3 max-con 3 dial-peer voice 1000 voip max-conn 3 dial-peer voice 1000 voip max-concurrent 3 dial-peer voice 1000 voip ip rsvp neighbor 3

10.

What happens if no incoming dial peer matches a router or gateway?

The incoming call leg takes an alternate path. The incoming call legmatches the default dial peer. The incoming call leg sends a busy to the originator. The incoming call leg is denied and the call is dropped.

Cisco CVOICE Cisco Voice Over IP Set 6

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Cisco CVOICE Cisco Voice Over IP Set 6

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