Cisco CRMC Cisco Rich Media Communications

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Cisco CRMC Cisco Rich Media Communications

Which feature automatically switches between a range of video layouts according to the number of participants joining or leaving a conference?

continuous presence ✘ dynamic presence ✘ dynamic layout ✘ rate matching ✔ automatic down-speeding ✔

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Answer & Solution

Answer: Option B

Solution:

It provides fallback for IE8.

The Lincoln Concession Corporation is implementing a Cisco IP Videoconferencing solution that includes a Cisco CallManager and a Cisco IOS Gatekeeper. The customer uses H.323 and H.320 devices exclusively. Video calls will use RTP streams for audio, video, and far-end camera control and a sequence of call control signaling messages. What handles negotiation of the video codec (H.261, H.263), resolution, frame rate, and

intercluster trunks ✘ Cisco CallManager ✘ Cisco MCM Gatekeeper ✘ Cisco IOS Alternate Gatekeeper ✔ video endpoints ✔

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Answer & Solution

Answer: Option B

Solution:

It provides fallback for IE8.

The Acme Anvils Company is a large enterprise with many office sites. The company is planning to add IP videoconferencing to the existing IP telephony network. It has been determined that an MCU will be placed in each site. External participants in videoconferences will dial in using DID to reach the conference MCUs. Internal participants will dial the proper extension numbers for conferences. What does Cisco recommend for the videoconferencing gateway placement and the IP-videoconferencing dial plan?

a single videoconferencing gateway with a single zone prefix for all MCUs ✘ a single videoconferencing gateway, with the MCUs at each site having a separate zone prefix that isindependent of the area code ✘ a videoconferencing gateway in every site, with an MCU zone prefix for each site that is independent of thearea code ✘ a videoconferencing gateway in every site, and the MCU zone prefixes matching the local area code ✔ a videoconferencing gateway in every site, and all the MCUs placed in a single zone prefix ✔

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Answer & Solution

Answer: Option B

Solution:

It provides fallback for IE8.

In which order does a H.323 client send H.225 setup messages to the servers in a Cisco CallManager cluster?

The H.323 client will request a route to a destination from the gatekeeper, and the gatekeeper will send the call to the Cisco CallManager server that is configured with the highest priority. ✘ The H.323 client will send H.225 messages to the primary, secondary, and tertiary Servers in the Ciscocallmanager group in sequential order;the first server that responds will handle the call. ✘ The H.323 client will send the H.225 setup message to a different server in the cluster for each call, tofacilitate load balancing and redundancy. ✘ The H.323 client will send H.225 setup messages to the terminating H.323 endpoint to set up the call. ✔

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Answer & Solution

Answer: Option B

Solution:

It provides fallback for IE8.

The Greene Oat Company has a central site that is connected to a branch office via a 1.544-Mbps T1 Frame Relay circuit. The branch office has 20 video-enabled users in it. Least cost routing is used. It is required that all 20 users are able to use video services simultaneously for internal calls. Which solution best meets this objective?

Route video calls up to the central site in order to save on toll charges. ✘ Upgrade the 1.544-Mbps T1 circuit to higher bandwidth. ✘ Deploy an IP-videoconferencing video gateway at the branch office and not bother with LCR. ✘ Use the Retry Video Call as Audio feature to reroute video calls as voice only calls if they exceed theavailable bandwidth. ✔

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Answer & Solution

Answer: Option B

Solution:

It provides fallback for IE8.

When a H.323 device queries a gatekeeper for a route to a destination E.164 address, to which Cisco CallManager server in a cluster does the gatekeeper send the call?

The gatekeeper will use the Cisco CallManager server that is configured with the highest priority. ✘ The gatekeeper will send the call to all the active Cisco CallManager servers in the cluster. ✘ The gatekeeper will randomly distribute the calls to the Cisco CallManager servers that are defined in theCisco CallManager group that the trunk will use. ✘ The gatekeeper will use the gateway that is configured with the preference of 0 in the gw-priority command. ✔

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Answer & Solution

Answer: Option B

Solution:

It provides fallback for IE8.

How should the IP-to-IP gateway be configured to support video codecs across all dial peers?

Use the codec transparency enable command under the voice class codec in the Cisco Multiservice IP-to-IP Gateway. ✘ Configure codec class transparent in the gateway configuration page in Cisco CallManager. ✘ Use the codec preference command under the voice class codec in the Cisco Multiservice IP-to-IPGateway. ✘ Use the codec command to configure codec transparency for the Cisco Multiservice IP-to-IP Gateway. ✔

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Answer & Solution

Answer: Option B

Solution:

It provides fallback for IE8.

The Acme Jet Boats Company is installing an IP videoconferencing system in the corporate office. Users need the ability to dial out to external H.320 videoconferences. The company is installing a videoconferencing gateway, but is concerned that outside callers may be able to dial the gateway and then hairpin back out to the PSTN. What does Cisco recommend to ensure that this cannot happen?

Set up the gatekeeper to allow only outgoing calls that originate internally. ✘ Configure the Cisco CallManager so that the gateway terminates hairpinned calls. ✘ Configure the gateway to allow only outgoing calls that originate internally. ✘ Use the "#" digit in the service prefix so that hairpinned call attempts will fail. ✔

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Answer & Solution

Answer: Option B

Solution:

It provides fallback for IE8.

How are the voice and web system parameter floater Ports used in Cisco Unified MeetingPlace Express?

Can Allow the total system ports to be overbooked by this percentage that is 25 percent ✘ Are used for unexpected attendee needs and are taken out of the available scheduled ports pool ✘ Are used by Guest Attendees only ✘ Are only used by Cisco Unified MeetingPlace Express that are configured for all reservation less use (noscheduled meetings) ✔

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Answer & Solution

Answer: Option B

Solution:

It provides fallback for IE8.

10.

Which Cisco Unified MeetingPlace Express method can be used to set up a scheduled meeting?

Cisco IP Pone user interface ✘ Standard Touch-tone phone ✘ Web ✘ E-mail ✔

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Answer & Solution

Answer: Option B

Solution:

It provides fallback for IE8.

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