About Cisco 642-427: Troubleshooting Cisco Unified Communications v8.0 (TVOICE v8.0)

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Cisco 642-427 Exam Syllabus Topics:

Section	Weight	Objectives
Integrated Solution Troubleshooting	10%	- Unity Connection integration issues - Presence and IM service troubleshooting
Advanced Features and Applications	20%	- Media resources, voice quality, and QoS issues - Call Control Discovery (CCD) and SAF - Extension Mobility Cross Cluster
Call Setup and Dial Plan Troubleshooting	25%	- Dial plan, route patterns, partitions, CSS, translation rules - Intrasite, intersite, and off-net call failures - Globalized call routing and number transformation
Troubleshooting Methodology and Tools	20%	- Monitoring and diagnostic tools: RTMT, Serviceability, traces, logs, debugs - Systematic troubleshooting approach
CUCM and Registration Troubleshooting	25%	- Gateway and trunk registration (SIP, H.323, MGCP) - Endpoint and IP phone registration issues - CUCM service availability and database replication

Cisco Troubleshooting Cisco Unified Communications v8.0 (TVOICE v8.0) Sample Questions:

Question #1

Refer to the Exhibit.

The Exhibit shows the output of an unsuccessful RSVP call setup that uses G.711 codec. Which configuration on serial 0/1/0.121 would resolve that issue?

A. ip rsvp bandwidth 96 80
B. ip rsvp bandwidth 80 16
C. ip rsvp bandwidth 40 40
D. ip rsvp bandwidth 96 96
E. ip rsvp bandwidth 40 24

Reveal Solution Discussion 0

Correct Answer: D 🗳️

Question #2

Which two issues can cause a Cisco Unified Communications Manager to fail to register with its Cisco SAF Forwarder? (Choose two.)

A. CCD requesting service was not activated.
B. No directory number patterns were configured on the Cisco Unified Communications Manager.
C. CCD advertising service was not activated.
D. Incorrect user credentials were used on the SAF Forwarder.
E. An H.323 SAF trunk was configured instead of a SIP SAF trunk.

Reveal Solution Discussion 0

Correct Answer: A,D 🗳️

Question #3

Which Cisco Unified Communications Manager troubleshooting tool can be used to look at detailed specific events, such as dial plan digit analysis, as they die happening?