Denise Donohue & David Mallory 
Cisco Voice Gateways and Gatekeepers [EPUB ebook] 

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Deployments of voice over IP (Vo IP) networks continue at a rapid pace. Voice gateways are an essential part of Vo IP networks, handling the many tasks involved in translating between transmission formats and protocols and acting as the interface between an IP telephony network and the PSTN or PBX. Gatekeepers and IP-to-IP gateways help these networks scale. Gatekeepers provide call admission control, call routing, address resolution, and bandwidth management between H.323 endpoin...

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Bahasa Inggris ● Format EPUB ● Halaman 648 ● ISBN 9780132796705 ● Penerbit Pearson Education ● Diterbitkan 2006 ● Diunduh 3 kali ● Mata uang EUR ● ID 5814154 ● Perlindungan salinan Adobe DRM
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