Cisco 642-457 Valid Dump : Implementing Cisco Unified Communications Manager, Part 2 v8.0 (CIPT2 v8.0)

642-457 real exams

Exam Code: 642-457

Exam Name: Implementing Cisco Unified Communications Manager, Part 2 v8.0 (CIPT2 v8.0)

Updated: Apr 23, 2024

Q & A: 215 Questions and Answers

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Cisco Implementing Cisco Unified Communications Manager, Part 2 v8.0 (CIPT2 v8.0) Sample Questions:

1. The corporate WAN has been extended to two newly acquired sites and it includes gatekeeper support. Each site has a Cisco CallManager and an H.323 gateway that allows connection to the PSTN. Which connection method is best for these two new customers?

A) intercluster trunk (non-gatekeeper controlled)
B) SIP trunk
C) intercluster trunk (gatekeeper-controlled)
D) H.225 trunk (gatekeeper-controlled)


2. Which device is needed to integrate H.320 into the Cisco video solution? (SourcE. Introducing IP Video Telephony)

A) MGCP gateway
B) H.323 gatekeeper
C) MCU
D) video gateway


3. What is the difference between an H.323 gateway and a SIP gateway?

A) The H.323 gateway can be added in Cisco Unified Communications Manager under gateway type as H.323 Gateway. The SIP gateway can connect to Cisco Unified Communications Manager only through a SIP trunk.
B) A SIP gateway requires a call agent for PSTN calls to be placed and received. An H.323 gateway does not require a call agent for PSTN calls to be placed and received.
C) An H.323 gateway can register with Cisco Unified Communications Manager. A SIP gateway will show status of "Unknown".
D) An H.323 gateway requires that dial peers be configured before PSTN calls can be placed and received. The SIP gateway requires no dial peers.
E) The H.323 gateway must be configured in Cisco Unified Communications Manager using a valid IP address on the gateway. The SIP gateway must be configured in Cisco Unified Communications Manager using the domain name.


4. Which technologies provide remote-site redundancy for Cisco IP Phones during a WAN failure?

A) SRST and AAR
B) SRST and MGCP fallback
C) TEHO and MGCP fallback
D) SRST and TEHO


5. 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 calling phone (RTP) needs to have the AAR destination mask of 4085550150 configured under the AAR Settings.
C) The calling phone (RTP) needs to have the AAR destination mask of 914085550150 configured under the AAR Settings.
D) The called phone (San Jose) needs to have the AAR destination mask of 4085550150 configured under the AAR Settings.
E) The called phone (San Jose) needs to have AAR Group value of AAR under the AAR Settings.
F) The called phone (San Jose) needs to have the AAR destination mask of 914085550150 configured under the AAR Settings.


Solutions:

Question # 1
Answer: C
Question # 2
Answer: B
Question # 3
Answer: A
Question # 4
Answer: B
Question # 5
Answer: D,E

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