642-427 TVOICE
Troubleshooting Cisco Unified Communications (TVOICE)
Exam Number 642-427 TVOICE
Last day to test: October 20, 2015
Associated Certifications CCNP Voice
Duration 90 minutes (60 – 70 questions)
Available Languages English
Exam Description
The Troubleshooting Cisco Unified Communications (TVOICE) version 8.0 (642-427) exam is a one-hour and 55-minute test with 55–65 questions that are associated with the Cisco CCNP® Voice certification. This exam tests a candidate’s knowledge and skills required to troubleshoot Cisco Unified Communications systems and solutions in different deployments. In addition, the exam tests a candidate’s knowledge of troubleshooting methodology, triage, resources, tools, and fixes for Cisco Unified Communications Manager and the new version 8.0 features such as Call Control Discovery, SIP Precondition, and Extension Mobility Cross Cluster, as well as dial plan troubleshooting including globalized call routing. Candidates can prepare for this exam by taking the Troubleshooting Cisco Unified Communications (TVOICE) version 8.0 course. The exam is closed book and no outside reference materials are allowed.
The following topics are general guidelines for the content likely to be included on the exam. However, other related topics may also appear on any specific delivery of the exam. In order to better reflect the contents of the exam and for clarity purposes, the guidelines below may change at any time without notice.
1.0 Apply the Cisco Recommended Methodology used to Determine General Unified Communications System Problems and Issues 9%
1.1 Describe the steps that can be used to identify a problem with a given unified communication system
1.2 Identify tools available for troubleshooting
1.3 Identify tools available for monitoring
2.0 Identify Available Tools to Operate and Troubleshoot a Unified Communications System 7%
2.1 Describe troubleshooting and monitoring tools
2.2 Determine appropriate tools to use for troubleshooting and monitoring system
2.3 Correlate events based on traces, logs, debugs and output of monitoring tools
2.4 Parse and interpret traces, logs, debugs and output of monitoring tools
3.0 Troubleshoot Registration Issues 7%
3.1 Troubleshoot issues with endpoint registration
3.2 Troubleshoot issues with gateway registration
4.0 Troubleshoot Call Setup Issues 22%
4.1 Troubleshoot inter-site call setup issues
4.2 Troubleshoot intra-site call setup issues
4.3 Troubleshoot off-net call setup issues
5.0 Troubleshoot Database Issues 4%
5.1 Troubleshoot database replication issues in Cisco Unified Communications Manager
6.0 Troubleshoot Call Control Discovery and Cisco Inter Company Media Exchange 12%
6.1 Troubleshoot service advertisement framework forwarder issues
6.2 Troubleshoot service advertisement framework client control issues
6.3 Troubleshoot service advertisement framework call control discovery issues
7.0 Troubleshoot Application Issues 16%
7.1 Troubleshoot Cisco extension mobility issues
7.2 Troubleshoot Cisco unified communications manager device mobility issues
7.3 Troubleshoot Cisco unified mobility issues
8.0 Troubleshoot Media Resources 10%
8.1 Troubleshoot music on Hold
8.2 Troubleshoot conference bridges
8.3 Troubleshoot transcoders
8.4 Troubleshoot MTP
9.0 Troubleshoot Voice Quality Issues 13%
9.1 Troubleshoot echo
9.2 Troubleshoot dropped calls
9.3 Troubleshoot audio quality issues
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