642-144

642-144 IPTX
IP Telephony Express Exam

Exam Number: 642-144
Associated Certifications: Cisco IP Communications Express Specialist
Duration: 90 minutes (75 questions)
Available Languages: English
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Exam Description Exam Topics Recommended Training Additional Resources
Exam Description
The IP Telephony Express 642-144 IPTX is the exam associated with the Cisco IP Communications Express Specialist certification. Candidates can prepare for this exam by taguide the IP Telephony Express (IPTX) course. This exam tests a candidate’s knowledge of VoIP and PSTN components and technologies and the candidate’s ability to install, configure and support Cisco Unified CallManager Express and Cisco Unity Express products in a Cisco network. Topics covered include basic VoIP, PSTN, and SIP, CallManager Express and Unity Express.

Exam Topics
The following information provides general guidelines for the content likely to be included on this 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 purposed the guidelines below may change at any time without notice.

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, and tie lines
Describe the components of Cisco Unified Communications architecture
Describe the analog and digital signaling types used in TDM networks
Describe the function and application of analog IP Gateways (ATA, NMHDV, FXS, SCCP FXS)
Describe TAPI and how it applies to the CRM Connector

Describe and configure a Cisco network to support Cisco Unified CallManager Express
Explain the need for QoS and the locations where QoS is required
Configure switched infrastructure to support Cisco Unified CallManager Express
deployment, including VLANs, port configurations, and PoE
Describe management tools available for Cisco Unified CallManager Express
Describe the network requirements for supporting teleworkers

Install Cisco Unified CallManager Express in any supported environment.
Explain the router file system required to support Cisco Unified CallManager Express
Determine the router hardware features related to Cisco Unified CallManager Express support
Obtain and load the appropriate Cisco Unified CallManager Express software components
Describe the requirements and correct settings for DHCP, NTP, and TFTP in a Cisco Unified CallManager Express environment
Configure DHCP, NTP and TFTP to support Cisco Unified CallManager Express
Describe Cisco Unified CallManager Express QCT

Configure Cisco Unified CallManager Express to support IP Telephone feature requirements
Compare and contrast the features of different types of ephones and ephone-dns
Configure ephones and ephone-dns

Describe initial phone setup process
Configure analog voice ports per design specifications
Configure digital voice ports per design specifications
Configure call-transfer per design specifications
Configure or enable additional IP phone features, including ring-tones and productivity tools
Configure dial-peers per design specifications
Configure digit manipulations to meet design requirements
Configure Music on Hold
Configure Cisco Unified CallManager Express to support fax services
Describe and configure Cisco Unified CallManager Express in key system or PBX mode
Configure B-ACD application
Describe and configure a localized version of Cisco Unified CallManager Express

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Configure Cisco Unified CallManager Express to support SIP Telephony feature requirements
Compare and contrast the features of different types of Register-dn and voice register pools
Configure Register-dn and voice register pools
Describe initial SIP phone setup process

Configure Cisco Unity Express in a Cisco Unified CallManager Express environment.
Describe the features available in Cisco Unity Express
Describe the procedure to install or upgrade the Cisco Unity Express software
Describe the Cisco Unity Express configuration tasks
Describe both of the Cisco Unity Express hardware platforms
Configure Cisco Unity Express system components
Configure users, groups and mailboxes using CLI
Describe the configuration requirements to support the GUI
Configure MWI on/off ports
Configure pilot number for Cisco Unity Express
Describe Cisco Unity Express back-up parameters and procedure
Backup/Restore/Copy configuration files for Cisco Unity Express
Explain troubleshooting methods using the CLI or GUI
Describe and configure Cisco Unity Express integrated messaging
Describe & configure Voice View Express
Describe and configure a localized version of Cisco Unity Express
Describe and configure Voicemail networguide

Describe basic Cisco Unified CallManager Express and Cisco Unity Express deployment models
Describe the supported Cisco Unified CallManager Express deployment models
Describe the supported Cisco Unity Express deployment models

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