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Cisco 642-437 Exam Syllabus Topics:

Cisco Implementing Cisco Unified Communications Voice over IP and QoS v8.0 (CVOICE v8.0) Sample Questions:

1. Refer to the exhibit.

Cisco 642-437 Exam
When an inbound PSTN call from 4087071222 arrives at the ISDN port that is shown in the exhibit, which dial peer will be matched for the inbound leg?

A) Although dial-peer 2123 takes precedence, it will not be matched because the command direct-inward-dial is missing.
B) The matching inbound dial peer will be selected at random.
C) Dial-peer 2123, because answer-address takes precedence over destination-pattern.
D) Dial-peer 123 will be matched because dial-peer 2123 will strip all the digits.
E) Dial-peer 123, because destination-pattern takes precedence over answer-address.

2. Which signaling protocol is proprietary to Cisco?

A) SIP
B) H.323
C) SCCP
D) MGCP

3. Digital signal processors offload media processing functions from voice processing equipment. What is the function of the dsp services dspfarm command that is issued under the voice-card configuration mode?

A) Takes the DSP resources that are not being used for the voice part and assigns them to a farm.
B) Provides resources for Flex-DSPRM status UP.
C) Permits the codec rate to be attempted for SCCP-controlled connections.
D) Enables profile failed due to insufficient transcoding resources.

4. Which bandwidth percentage should the priority queue be given when configuring LLQ on a 256kb/s Frame Relay circuit? The circuit uses header compression with no checksums and FRF.12 so that five simultaneous G.729 calls can be completed.

A) 16 percent
B) 24 percent
C) 5 percent
D) 32 percent
E) 47 percent

5. The router with the IP address of 10.1.120.1 needs to be configured to use the device 10.1.140.1 as the clock source. Which configuration command will accomplish this task?

A) clock source 10.1.140.1
B) ntp source ip addr 10.1.140.1
C) ntp client 10.1.120.1 server 10.1.140.1
D) clock set 10.1.140.1
E) ntp server 10.1.140.1

Solutions: