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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. Which statement is true regarding SCCP?

A) The protocol is proprietary to Cisco.
B) Only the IP address is required for the gateway to communicate with Cisco Unified Communications Manager.
C) SCCP requires a registrar server.
D) A PRI backhaul connection forwards PRI Layer 3 (Q.931) signaling information via a TCP connection from the gateway to the call agent.
E) SCCP supports the widest range of features on Cisco IP phones.

2. A TFTP server is configured with the IP address 10.10.10.150. Which command should you enter in the DHCP pool configuration mode to configure a client to use the defined TFTP server?

A) tftp-server ip 10.10.10.150
B) option 150 ip 10.10.10.150
C) option 150 10.10.10.150
D) tftp-server 10.10.10.150

3. What is a Cisco Voice Gateway feature that enables class of service or calling privileges to be assigned?

A) calling search space
B) partition
C) COR
D) dial peer

4. What is the difference between medium and high complexity codecs?

A) The DSP processes codecs that only support high complexity transparently.
B) With higher codec complexity, more calls can be processed.
C) The difference is the number of voice channels that can be supported by a single DSP.
D) Medium complexity codecs were used prior to Cisco 2800 and 3800 Series routers, whereas high complexity codecs are used in Cisco 2800 and 3800 Series and newer routers.

5. Which two functions are associated with a voice gateway? (Choose two.)

A) acts as a Cisco Unified Border Element
B) provides supplementary services to analog and digital endpoints
C) implements filtering, address hiding, and security related functions to analog devices
D) provides interconnection between multiple traditional telephony circuits
E) provides logical access to analog and digital voice devices

Solutions: