January 26, 2012 Posted by bazungu
Voice over IP Fundamentals
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Voice over IP Fundamentals (2nd Edition) (Fundamentals)
Troubleshooting IP Telephony Networks Part 2 (2003)
Основы передачи голосовых данных по сетям IP
Troubleshooting IP Telephony Networks Part 1 (2003)
KnowledgeNet Cisco IP Telephony CIPT 4.1 Student Guide (part 2)
KnowledgeNet Cisco IP Telephony CIPT 4.1 Student Guide (part 1)
Implementing Cisco Voice Gateways and Gatekeepers Student Guide
Cisco IP Telephony Troubleshooting (IPTT) v4.0
Cisco QOS Exam Certification Guide (IP Telephony Self-Study) 2nd Edition