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

1. At what point in a VoIP network are the existing class of service or differentiated services code point values considered valid and are used throughout the rest of the network?

A) trust boundary
B) access layer
C) marking boundary
D) distribution layer

2. What is the reason that a call succeeds when COR is applied to the incoming dial peer and is equal to or greater than the COR settings that are applied to the outgoing dial peer?

A) The incoming dial peer, by default, has the highest COR priority when no COR is applied.
B) The outgoing dial peer, by default, has the lowest priority.
C) The COR list for incoming calls on the incoming dial peer is a superset of COR lists for outgoing calls on the outgoing dial peer.
D) COR lists for incoming calls on the incoming dial peer are not a superset of COR lists for outgoing calls on the outgoing dial peer.

3. What is the function of the command crypto pki trustpoint name when you are configuring Cisco Unified Border Element for SRTP-RTP Internetworking?

A) It obtains the certificate for the router from the CA.
B) It declares the trustpoint that the router uses and enters CA-trustpoint configuration mode.
C) It specifies the enrollment parameters of a CA.
D) It specifies the key pair to associate with the certificate.

4. When marking traffic for Expedited Forwarding, how does a device that is not capable of recognizing DSCP interpret the EF binary string 101110?

A) The device that does not recognize DSCP will use 110 as the CoS value and forward the packet with a CoS of 6.
B) The devices in the network that do not recognize DSCP will use the three high-order DSCP bits as the CoS setting, resulting in a CoS value of 5.
C) The device that cannot recognize DSCP will use best effort to forward the packet.
D) The first device in the network that does not recognize DSCP will use 110 as the CoS value and will replace the DSCP value with a CoS of 6 and forward the packet.

5. Which four interworking call flows are associated with a Cisco Unified Border Element using media flow-around? (Choose four.)

A) H.323 fast start to H.323 slow start
B) SIP early offer to SIP delayed offer
C) H.323 slow start to SIP delayed offer
D) SIP delayed offer to SIP delayed offer
E) SIP early offer to H.323 fast start
F) H.323 fast start to H.323 fast start

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