Exambible released the latest update and modification for 642-453 exam. Gateway Gatekeeper Exam has been modified. The illustration of question 24 has been adjusted. The illustration of question 36 has been modified and the answer has been changed to D. Two more questions are added to the simulation. Exambible will never stop trying to provide the latest and most comprehensive resources for all candidates. We hope there will be no inconvenience for our users.
The Gateway Gatekeeper Exam, also known as the CCVP 642-453 exam, is a qualifying exam for the Cisco Certified Voice Professional CCVP. The CCVP 642-453 exam will equip the candidate with important knowledge and skills necessary to the implementation of Cisco gateways and gatekeepers, including integration of a VoIP network to both PSTN and TDM equipment. There are 60 questions in 642-453 exam. The time limited is 75 minutes. English and Japanese are the two available languages.
Web Demo:
1. Which statement is true regarding Cisco modem relay?
A. It supports the V.150.1 signaling standard.
B. It is supported by some third party vendors.
C. It requires that codec complexity be set to "high" or "flex mode".
D. It uses more bandwidth than modem pass-through.
E. It is supported on H.323, MGCP, SIP, and SCCP gateways.
Answer: C
2. When a WAN link problem occurs, it takes over three minutes for IP phones to become registered with
the SRST gateway. What is the most likely cause of this?
A. The WAN link is bouncing.
B. The keepalive timer in the SRST gateway is set too long.
C. Each phone has a list of two alternate Cisco Unified CallManager systems, and it tries to register with
each before registering with the SRST gateway.
D. The SRST gateway is an MGCP gateway, and it must stop the MGCP process and switch over to the
default H.323 process to initiate the SRST process.
Answer: C
3. In which three situations would an IP-to-IP gateway be useful? (Choose three.)
A. two organizations have merged and both use SCCP signaling
B. an organization would like to migrate from H.323 to SIP
C. an organization has deployed a SIP IP telephony solution and needs to connect to a SIP service provider
D. an organization needs to migrate from a Cisco Unified CallManager IP telephony solution based on
SCCP to an H.323 solution.
E. an organization using H.323 needs to integrate an acquisition that also uses H.323
F. an organization needs to integrate larger PSTN gateways into their SIP network
Answer: B C E
Related Exams:
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642-071 - IP-Communications-Cisco-Unity-Design-aNetworking-(CUDN)nd
642-532 - Securing-Networks-Using-Intrusion-Prevention-Systems-Exam-(IPS)
646-222 - IP-Communications-Express-Account-Manager-(IPCXAM)
642-415 - Unified-Communications-Architecture-and-Design
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