IPTT Exam 642-425: Cisco IP Telephony Troubleshooting
E X A M D I F F I C U L T Y
SYNOPSIS • CCVPvs
Cisco’s exam 642-425, “IP Telephony Troubleshooting Exam” (IPTT) is a core requirement for the Cisco Certified Voice Professional (CCVP) certification. The Cisco IP Telephony Troubleshooting exam will certify that the successful candidate has important knowledge and skills necessary to troubleshoot Enterprise CallManager, Unity, and IP network deployments. The IP Telephony Troubleshooting exam is one of two exams in a curriculum that addresses both design/planning practices and hands-on experience in configuring, deploying, and troubleshooting AVVID solutions.
This exam costs $125 USD. You can take the exam at any Prometric or Pearson VUE.
Cisco does not publish the pass score for this exam, which can include these types of questions: “multiple-choice single answer, multiple-choice multiple answer, drag-and-drop, fill-in-the-blank, and simulations.” The exam has between 50 and 60 questions and lasts 90 minutes.
The topics covered by this exam include:
Describe effective troubleshooting methods to resolve issues in complex IP Telephony networks
Troubleshoot common CallManager configuration, integration, and operation problems
Troubleshoot Cisco AVVID and server components using the appropriate utilities and management tools
Troubleshoot common router, switch and gateway configuration, integration, and operation issues and problems
Use appropriate troubleshooting methods to determine and solve QoS issues in complex IP Telephony networks
Troubleshoot common Unity configuration, integration, and operation issues and problems
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