Exam Code: 642-143

Course Name: Telephony Express Exam (IPTX)

Vendor: Cisco

Passing Score: 700

642-143 is the most important certification exam from the Cisco. Cisco 642-143 or Telephony Express certification exam magnifies your knowledge of the VOIP, PSTN components and Callmanager Express. . Cisco 642-143 or Telephony Express certification exam is the prefect choice for the people who want to make their career in the Networking and wish to become the network administrator in their career.

The 642-143 exam helps you to describe, install, configure and support CCME and CUE products in a Cisco network. It also enables you to understand VoIP and PSTN components and technologies. This Cisco certification assists you in setting up installation of CCME in any supported environment, and configures CCME to support IP Telephone feature requirements. In order to be able to configure CUE in any supported environment, you must take 642-143 exam. By doing this Cisco certification, you can configure a Telephony Class of Service for Devices and Complex Route files system Plans. The 642-143 exam facilitates you with basic supported CCME and CUE deployment models. By passing 642-143 exam one can describe the function and application of analog IP Gateways. (ATA, VG224, NMHDV, Faxing).

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Course Outline: Telephony Express Exam (IPTX)

Describe basic VoIP and PSTN components and technologies

Describe the function of Codecs and the differences between them

Describe conditions that can effect the quality of VoIP calls

Describe traditional telephony components including PBX, trunk lines, key-systems, tie lines, T1/E1, CAS, CCS, PRI, Winkstart, loopstart, groundstart, etc.