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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:

Question 1

A voice gateway has the isdn switch-type command in the global configuration and on the T1 signaling channel. Which configuration takes precedence if the two configurations are different?

A. The configuration in the global configuration always takes precedence over the interface configuration.
B. The configuration in the T1 controller portion of the Cisco IOS configuration takes precedence over the isdn switch-type command in the global configuration.
C. The configuration under the ISDN signaling channel takes precedence over the isdn switch-type command in the global configuration.
D. The voice gateway will use the isdn switch-type command that matches the ISDN switch that is connected to the T1 controller.
E. The voice gateway parses the configuration from top to bottom and will use the first isdn switch-type entry.

Question 2

Refer to the exhibit.

Cisco 642-437 Exam
Which three commands need to be entered so that IP phones on the Voice VLAN 120 will receive an IP address from the DHCP server that is located at 10.1.5.2? (Choose three.)

A. ip helper-address 10.1.5.2
B. ip address 10.1.120.1 255.255.255.0
C. interface voice vlan 120
D. interface vlan 120
E. ip address 10.1.120.0/24

Question 3

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

A. A dial peer is a physical addressable endpoint in a voice gateway.
B. Dial peers are configured with call legs that are essential to implementing dial plans and providing voice services over an IP packet network.
C. Dial peers create physical connections called call legs to complete an end-to-end call.
D. 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.

Question 4

Which QoS methodology combines strict priority queuing with class-based weighted fair queuing?

A. RSVP
B. IP Frame Relay RTP Priority
C. Multilink PPP
D. LLQ
E. IP RTP Priority

Question 5

Which two statements are true regarding SCCP? (Choose two.)

A. SCCP uses hex messages for communication.
B. Endpoints and gateways maintain the dial plan.
C. SCCP requires each endpoint or gateway event to be communicated to Cisco Unified Communications Manager.
D. Endpoints can operate autonomously if communication with Cisco Unified Communications Manager is lost.
E. SCCP may interoperate with H.323 endpoints if it is implemented with Cisco Unified Communications Manager.

Solutions: