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

1. Which command correctly enables a trust of the existing differentiated services code point value coming into a switch?

A) switch(config-if)#mls dscp trust
B) switch(config-mls)#dscp trust
C) switch(config-mls)#mls qos trust dscp
D) switch(config-if)#mls qos trust dscp

2. Which feature can be used to avoid traffic congestion by dropping low-priority packets rather than dropping high-priority packets and is not recommended for voice networks?

A) tail-drop
B) class-based weighted fair queuing
C) low latency queuing
D) weighted random early detection

3. The administrator has added a new ephone-dn and a new ephone to the Cisco Unified Communications Manager Express system, but the new phone will not register with the system. If other phones are operating properly, which of the following should the administrator do first to try to resolve the issue?

A) Enter the command no telephony-service, then enter telephony service in global configuration mode.
B) Remove the ephone, then re-add the ephone.
C) Enter the command no create cnf-files, then enter create cnf-files under the telephony-service configuration.
D) Reboot the router.
E) Verify that the url services is configured to the correct URL for services.
F) Verify that the url authentication is configured for the correct authentication URL.

4. Which Cisco Unified Communications Manager component provides direct digital-to-digital conversion from one codec to another?

A) coder
B) digital signal processor
C) media termination point
D) media converter

5. Refer to the exhibit.

What will the class map do if a packet arrives that is marked with a CoS of 6 and a DSCP value of EF?

A) The class map will match the packet and forward it to the policy map to be marked.
B) For the packet to be forwarded to the policy map, it must have either a CoS of 5 or a DSCP value of EF.
C) The class map will not map the packet and no QoS will be applied
D) The class map will wait for the next packet in the stream to see if it has a CoS marking of 5 and then forward both packets to the policy map.

Solutions: