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

1. What is the reason that an outgoing call succeeds when COR is applied to the incoming dial peer, but no COR is applied to the outgoing dial peer?

A) 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.
B) 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.
C) The outgoing dial peer, by default, has the lowest priority.
D) The incoming dial peer, by default, has the highest COR priority when no COR is applied.

2. Which statement about the DiffServ model is true?

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

3. When a Session Initiation Protocol user agent client initiates a call to another user agent server, what is the first message type that is sent to the Cisco SIP Proxy Server?

A) initiate
B) trying
C) invite
D) setup

4. Switch port fa0/2 has been configured to connect an IP phone with an attached PC. Given the set of commands in the example, where does the trust boundary lie?
interface fa0/2
mls qos trust cos mls qos trust device cisco-phone
switchport voice vlan 112

A) between the IP phone and the PC
B) between the PC port and the LAN port on the IP phone
C) between the access layer switch and the distribution layer switch
D) between the IP phone and the switch

5. You are configuring a Cisco Unified Border Element. What do you need to do to achieve address hiding?

A) Under the dial-peer configuration mode, issue the media flow-through command.
B) Under the dial-peer configuration mode, issue the codec flow-through command.
C) Activate the voice service voip command at the dial-peer configuration mode.
D) Under the voice service configuration mode, issue the media flow-around command.

Solutions: