The only reason people think VoIP number porting is hard is because it’s unfamiliar. It's actually really easy — here’s ...

a "VoIP DSL modem." THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction requires permission.

It can help you understand whether your connection is strong enough before implementing a VoIP system and alert you to potential post deployment issues as well. Mean opinion score (MOS ...

The two terms that make up the title of this book, "carrier-grade" and " Voice over IP (VoIP)," mean many things to many people, and each term may have several meanings depending on the context.