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Online 642-144 Test Engine supports Windows / Mac / Android / iOS, etc., because it is the software based on WEB browser.
Cisco 642-144 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Voice Gateway Configuration | - POTS dial peers - PSTN integration concepts - VoIP dial peers |
| Cisco CallManager Express (CME) / IP Telephony Express | - Basic configuration and deployment - Phone registration and endpoint management - Dial plan configuration |
| Cisco IP Telephony Express Overview | - Cisco Unified Communications components overview - IP telephony architecture concepts |
| Voice Quality and Troubleshooting | - Common voice issues and diagnostics - QoS basics for voice traffic |
| VoIP Protocols | - SCCP (Skinny) protocol - H.323 basics - MGCP overview - SIP fundamentals |
| Call Routing and Dial Plan | - Digit manipulation and translation rules - Class of restriction concepts |
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