最新的Cisco Troubleshooting Cisco Unified Communications v8.0 (TVOICE v8.0) - 642-427免費考試真題
Which two types of Cisco Unified Communications Manager trace files contain Call Processing information that is helpful for troubleshooting outbound and inbound calling issues?
(Choose two)
(Choose two)
正確答案: D,E
說明：（僅 Fast2test 成員可見）
Which statement indicates something that can cause an inbound PSTN call to an H.323 gateway that is configured in Cisco Unified Communications Manager to fail to ring an IP Phone?
正確答案: D
When a database replication issue is suspected, which three tools can be used to check the database replication status? (Choose three.)
正確答案: A,B,D
說明：（僅 Fast2test 成員可見）
Refer to the exhibit. A site is using four-digit extensions for internal calling. The voice-mail pilot number is 8000. Calls to extension 2001 hear the Cisco Unity opening greeting instead of the subscriber's greeting when forwarded to Cisco Unity.
What is the probable cause?
What is the probable cause?
正確答案: B
Refer to the exhibit.
When Alice, at extension 2001, places a call to Bob, at extension 3001, Alice hears her own voice reflected.
Which type of echo is this classified as?
When Alice, at extension 2001, places a call to Bob, at extension 3001, Alice hears her own voice reflected.
Which type of echo is this classified as?
正確答案: C
Echo is always present to some extent in all voice networks. For echo to be a problem, which three conditions must exist? (Choose three.)
正確答案: A,C,E
說明：（僅 Fast2test 成員可見）
When a user attempts to log out from Cisco Extension Mobility service by pressing the services button and selecting the Cisco Extension Mobility service, the user is not able to log out. What is causing this issue?
正確答案: D
說明：（僅 Fast2test 成員可見）
Refer to the exhibit.
The exhibit shows the output of a successful RSVP call setup that uses G.729 codec. What should the minimum bandwidth configuration on interface serial 0/1/0.121 for the command ip rsvp bandwidth be?
The exhibit shows the output of a successful RSVP call setup that uses G.729 codec. What should the minimum bandwidth configuration on interface serial 0/1/0.121 for the command ip rsvp bandwidth be?
正確答案: D
說明：（僅 Fast2test 成員可見）
HOTSPOT
正確答案:
Refer to the exhibit.
When the WAN link to headquarters fails, phones of the branch users are registered to the SRST gateway but cannot successfully dial 911 to the local Public Safety Answering Point.
Which action enables 911 dialing to the PSAP when the WAN link is down?
When the WAN link to headquarters fails, phones of the branch users are registered to the SRST gateway but cannot successfully dial 911 to the local Public Safety Answering Point.
Which action enables 911 dialing to the PSAP when the WAN link is down?
正確答案: D
Please choose four mandatory features of an H.323 gatekeeper from the following items.
正確答案: A,B,C,D
DRAG DROP
正確答案:
Explanation:
T.38 is ITU-T standard that allows two fax machines directly.