IP Telephony Design Specialist : Cisco IP Telephony Design Specialist

642-642 Exam: Implementing Cisco Quality of Service (QOS)

Last updated: 08 Nov 2007 | See Details

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642-414 Exam: IP Telephony Design Exam(IPTD)

Last updated: 13 Dec 2007 | See Details

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642-415 Exam: Unified Communications Architecture and Design

Last updated: 08 Aug 2008 | See Details

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