Product Description
What exactly is Voice over IP? There are many definitions floating around, but the most basic one is that VoIP is a collection of technologies which allow you to hold voice communication over a TCP/IP-based network. VoIP has actually been around for quite some time. Instant messaging and collaboration programs like Microsoft NetMeeting and MSN Messenger have offered the ability to transmit sound through the computer speaker/microphone jacks, allowing remote users… More >>

The VoIP Handbook: The Complete Business guide to Implementing Voice over Internet Protocol