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Putting Voip to Work: Softswitch Network Design and Testing: Douskalis, Bill: 9780130409591: Amazon.com: Books
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Voip Performance Management and Optimization (Networking Technology: Ip Communications): Ahmed, Adeel, Madani, Habib, Siddiqui, Talal: 9781587143977: Amazon.com: Books
Switching to VoIP: A Solutions Manual for Network Professionals: Wallingford, Theodore: 9780596008680: Amazon.com: Books
Amazon.com : Grandstream GS-HT802 2 Port Analog Telephone Adapter VoIP Phone & Device, Black : Office Products
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