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Cisco 640-461 Exam Syllabus Topics:

Section	Objectives
Topic 1: Voice Gateways and Protocol Integration	- PSTN connectivity 1. Gateway configuration basics 2. SIP and H.323 integration concepts
Topic 2: Cisco Unified Communications Fundamentals	- VoIP concepts and architecture 1. IP telephony basics and signaling concepts (SIP, H.323, SCCP) 2. Voice codecs and bandwidth considerations
Topic 3: Dial Plan and Call Control	- Call routing logic 1. Route patterns and translation patterns 2. Numbering plan design
Topic 4: Voice Quality and Troubleshooting	- QoS and performance considerations 1. Basic troubleshooting tools and methods 2. Latency, jitter, and packet loss impact on voice
Topic 5: Voicemail and Unified Messaging	- Cisco Unity Connection integration 1. Voicemail configuration and call handlers 2. Message routing and integration with CUCM
Topic 6: Cisco Unified Communications Manager (CUCM)	- CUCM deployment and administration 1. Device configuration and endpoint management 2. Call routing and dial plan configuration

Cisco Introducing Cisco Voice and Unified Communications Administration Sample Questions:

Question #1

What are two methods of viewing lost packet statistics for a call between two Cisco Unified IP Phone 7945 phones that are registered to Cisco Unified Communications Manager? (Choose two.)

A. Find the completed call in Cisco Unified Serviceability > Tools > Dialed Number Analyzer.
B. During the call, press the Settings key twice in succession on one of the IP phones.
C. Find the completed call in CDR Analysis and Reporting > CDR > Search > By User Extension.
D. During the call, press the Web Services key twice in succession on one of the IP phones.
E. Find the completed call in CDR Analysis and Reporting > System > Log Screens > Event Log.
F. During the call, press the Settings key, and then select Status > Call Statistics on one of the IP phones.

Reveal Solution Discussion 0

Correct Answer: C,F 🗳️

Question #2

What are the two differences between the IntServe and DiffServ models of QoS? (Choose two.)

A. With IntServ, packet delivery is guaranteed. However, the use of IntServ can severely limit the scalability of a network.
B. DiffServ was designed to overcome the limitations of both the best-effort and IntServ models and can provide an "almost guaranteed" QoS.
C. DiffServ inherits the connection-oriented approach from telephony network design. Every individual communication must explicitly specify its traffic descriptor and requested resources to the network.
D. IntServ is the default QoS mechanism for all routers, because applications signal the router with the QoS level they require.
E. DiffServ provides absolute QoS guarantees.

Reveal Solution Discussion 0

Correct Answer: A,B 🗳️

Question #3

When creating a new softphone for a Cisco Unified Presence user, which phone type should you select if you are using Cisco Unified Personal Communicator Release 7.1?