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

1. DRAG DROP
Drag the signaling streams to support SIP Early Offer from the left and drop them in the correct box in the graphic on the right.

2. DRAG DROP
All calls over the IP WAN use G.729. IP phones A and B use Cisco Unified Communications Manager Express.
IP Phone A is on a call with IP Phone B.
IP Phone A conferences in Analog Phone C with IP Phone B.
Software conference resources are not being used.
Drag the appropriate DSP resource for each gateway from the list to the correct locations in the graphic so the call can be completed.

3. 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 a way to provide the assurance of sufficiently low delay and packet loss for certain types of applications or traffic.
C) DiffServ provides traffic management using QoS classifications.
D) DiffServ is based on building a virtual circuit in the Internet using the bandwidth reservation technique.

4. Which protocol has a centralized configuration?

A) MGCP
B) SIP
C) SCCP
D) H.323

5. Refer to the exhibit.

How does a switch port that receives marked traffic from a Cisco IP phone use the mls qos trust cos command?

A) The CoS setting is modified according to the CoS-to-DSCP map.
B) The DSCP-to-CoS map is applied.
C) For non-IP packets, the CoS is set to 7 and DSCP-to-CoS mapping is not applied.
D) CoS is used to select the ingress and egress queues.

Solutions: