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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 three methods are used by a Cisco Unified Border Element to provide network hiding? (Choose three.)

A) IP network security boundary
B) Media flow-through
C) Back-to-back user agent, replacing all H.323-embedded IP addressing
D) RSVP
E) Intelligent IP address translation for RTP flows
F) IP network privacy and topology hiding

2. Dial peers and gateways are important in the call routing process. The call routing process is done based on the inbound dial-peer and outbound dial-peer matching process. Which two statements are true? (Choose two.)

A) In order to modify the default interdigit timeout set for 10 seconds, issue this command. interdigit timeouts # seconds voice-port.
B) When a Cisco router or gateway receives a call setup request, a digit-by-digit match is used to match against configured dial peers.
C) Dial peer 0 for inbound POTS peers has a "no ivr application" configuration.
D) Cisco platforms such as the Cisco AS53xx and AS5800 Series require that a configured inbound dial peer is matched for incoming POTS calls to be accepted as voice calls.

3. Which troubleshooting command will allow you to view the Cisco Unified Border Element operations for components such as the description of the media flow, negotiated parameters, and RTP port numbers?

A) debug ccsip all
B) debug h225 events
C) debug voice ccapi inout
D) debug h245 events
E) debug voip ipipgw

4. Which statement about the DiffServ model is true?

A) DiffServ specifies a mechanism for classifying and managing network traffic and providing QoS on modern IP networks.
B) DiffServ is based on building a virtual circuit in the Internet using the bandwidth reservation technique.
C) DiffServ is a way to provide the assurance of sufficiently low delay and packet loss for certain types of applications or traffic.
D) DiffServ provides traffic management using QoS classifications.

5. DRAG DROP
Drag the attributes of a scalable numbering plan from the left and place them in the boxes on the right.

Cisco 642-437 Exam

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