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Cisco 642-457 Exam Syllabus Topics:

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

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

A) 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.
B) 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.
C) 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.
D) 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.
E) An H.323 gateway can register with Cisco Unified Communications Manager. A SIP gateway will show status of "Unknown".

2. Refer to the exhibit.

When a call between two HQ users is being conferenced with a remote user at BR, which configuration is needed?

A) The HQ_MRG must contain the transcoder device. The HQ_MRGL must be assigned to the HQ phones.
B) The BR_MRG must contain the transcoder device. The BR_MRGL must be assigned to the BR phones.
C) Enable the software conference bridge to support the G.711 and G.729 codecs in Cisco Unified Communications Manager Service Parameters.
D) A transcoder should be configured at the remote site and assigned to all remote phones through the BR_MRGL.
E) The HQ_MRG must contain the transcoder device. The HQ_MRGL must be assigned to the software conference bridge.

3. With Cisco Extension Mobility, when a user logs in to a phone type which has no user device profile, what will happen to the phone?

A) The phone immediately logs the user off.
B) The phone takes on the default clusterwide device profile.
C) The phone creates a new device profile automatically.
D) The phone crashes and reboots.

4. Enabling authentication and encryption for CTI, JTAPI, and TAPI applications requires which two tasks? (Choose two.) (SourcE. Configuring Cisco IP Telephony Authentication and Encryption)

A) Set up an IPsec association between the application and Cisco Unified CallManager.
B) Enter the encryption key into the application.
C) Add the application user or end users to the Standard CTI Secure Connection user group, Standard CTI Allow Reception of SRTP Key Material user group, and Standard CTI Enabled user group.
D) Configure related security parameters in the CTI, JTAPI, and TAPI application.

5. What is the default value for the Drop Ad Hoc Conference service parameter? (Source:Preventing Toll Fraud)

A) When No On-Net Parties Remain in the Conference
B) When No Off-Net Parties Remain in the Conference
C) Never
D) Drop Ad Hoc Conference When Creator Leaves

Solutions: