What are two advantages of multicast technologies? (Choose two.)
A. Denial of service attacks in the network are prevented.
B. They eliminate multipoint applications.
C. They reduce traffic by delivering a separate stream of information to each corporate recipient or home environment, which reduces bandwidth.
D. They control network traffic and reduce server and CPU load.
E. They eliminate traffic redundancy.
Correct Answer: DE
Which two descriptions apply to the Calling Search Space function in Cisco Unified Communications Manager? (Choose two.)
A. It defines which numbers are available for a device to call.
B. It provides a group of dial patterns to look through when making a call.
C. Within a partition, each CSS has a directory number.
D. It defines route patterns and directory numbers from which calls can be received.
E. It defines the search for directory numbers in assigned partitions according to dial patterns.
Correct Answer: AE
Which two statements apply to the partitions function in Cisco Unified Communications Manager? (Choose two.)
A. When a directory number or route pattern is placed into a certain partition, this creates a rule for who can call that device or route list.
B. A partition is a logical grouping of directory numbers and route patterns that have similar reachability characteristics.
C. Calling Search Spaces are assigned to partitions.
D. A directory number may appear in only one partition.
E. Within the partition, each CSS has a directory number.
Correct Answer: AB
Which three statements are true about multicast IGMP snooping? (Choose three.)
A. When a host in a multicast group sends an IGMP leave message, only that port is deleted from the multicast group.
B. An IP multicast stream to the IP host can be stopped only by an IGMP leave message.
C. IGMP snooping does not examine or snoop Layer 3 information in packets that are sent between the hosts and the router.
D. When the switch hears the IGMP host report from a host for a particular multicast group, the switch adds the host’s port number to the associated multicast table entry.
E. IGMP control messages are transmitted as IGMP multicast packets so that they can be distinguished from normal multicast data at Layer 2.
F. A switch that is running IGMP snooping examines every multicast data packet to verify whether it contains any pertinent IGMP “must control” information.
Correct Answer: ADF
Which three options are valid SCCP call states sent to an IP phone?
A. Ring Off
B. On Hook
C. Call Transmit
F. In Use Remotely
Correct Answer: BDF
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