Tag: 642-457 study material

EnsurepassQUESTION 101 Which two formats are supported by Cisco Unified Communications Manager to stream music on hold? (Choose two.)   A.      G.711 B.      G.729 C.      G.723 D.      G.722 E.       G.728 F.       Advanced Audio Codec   Answer: A,B     QUESTION 102 You have been asked to deploy Cisco Extension Read more [...]

EnsurepassQUESTION 91 You are the Cisco Unified Communications Manager in Certpaper.com. After you add the Tcl paramspace command, the application can____.   A.      set aside memory for application variables B.      access the data on an internal server C.      access the data on an external server D.      share parameters between different call applications   Answer: D    Read more [...]

EnsurepassQUESTION 81 Refer to the exhibit. A user in RTP calls a phone in San Jose during congestion with Call Forward No Bandwidth (CFNB) configured to reach cell phone 4085550150. The user in RTP sees the message "Not Enough Bandwidth" on their phone and hears a fast busy tone. Which two conditions can correct this issue? (Choose two.) A.      The calling phone (RTP) needs to have AAR Group value of AAR under the AAR Settings. B.      The called Read more [...]

EnsurepassQUESTION 71 If your IP telephony administrator asks you to configure a local zone for your dial plan to control the volume of calls between two end points in a centralized multisite environment, which two types of Call Admission Control can be implemented? (Choose two.)   A.      locations based B.      automated alternate routing C.      gatekeeper based D.      SRST E.       Read more [...]

EnsurepassQUESTION 61 Refer to the exhibit. Locations-based CAC has been configured between HQ and the BR site. Assume that the priority queue has been provisioned correctly for three G.729 calls. What happens when the fourth call is placed from HO to BR?   A.      The call will get through via the WAN. but it will experience poor audio quality. B.      The call will fail. C.      The call will be queued until one Read more [...]

EnsurepassQUESTION 51 When Cisco Extension Mobility is implemented, how is the audio source for the MOH selected?   A.      The audio source that is configured at the user device profile is selected. B.      The audio source that is configured at the home phone of the user is selected. C.      The audio source that is configured at the physical phone used for the Cisco Extension Mobility login is selected. D.      Read more [...]