Which configuration concept allows for high-availability on IM and Presence services in a UC environment?

1. A. IM and Presence subclusters (configured on Cisco UCM)
2. B. Presence Redundancy Groups (configured on Cisco Unified IM and Presence)
3. C. IM and Presence subclusters (configured on Cisco Unified IM and Presence)
4. D. Presence Redundancy Groups (configured on Cisco UCM)

Correct Answer: D

Refer to the exhibit.

An engineer configures ISDN on a voice gateway. The provider confirms that the PRI is configured with 10 channels the engineer ordered and is working from the provider side, but the engineer cannot get a B-channel to carry voice. The rest of the configuration for the serial interface and voice network
is functioning correctly. Which actions must be taken to carry voice?

1. A. The engineer must activate the controller card on the voice gateway before configuring the device.
2. B. The engineer used a T1 interface but must use an E1 interface.
3. C. The pri-group timeslots command must be 0-9 for the 10 channels because all values on a router start with 0.
4. D. The engineer must manually revert the order of using the channels.

Correct Answer: A

Given this H.323 gateway configuration and using Cisco best practices, how must the called party transformation pattern be configured to ensure that a proper ISDN type of number is set?

1. A.
2. B.
3. C.
4. D.

Correct Answer: C

What describes the outcome when the trust boundary is defined at the Cisco IP phone?

1. A. Packets or Ethernet frames are remarked at the distribution layer switch.
2. B. Packets or Ethernet frames are not remarked at the access layer switch.
3. C. Packets or Ethernet frames are not remarked by the IP phone.
4. D. Packets or Ethernet frames are remarked at the access layer switch.

Correct Answer: B

An end user at a remote site is trying to initiate an Ad Hoc conference call to an end user at the main site. The conference bridge is configured to support G.711. The remote user's phone only supports G.729. The remote end user receives an error message on the phone: "Cannot Complete Conference Call." What is the cause of the issue?

1. A. The remote phone does not have the conference feature assigned.
2. B. A software conference bridge is not assigned.
3. C. A Media Termination Point is missing.
4. D. The transcoder resource is missing.

Correct Answer: D