VoIP Deployment For Dummies
Chapter One
Reviewing VoIP Basics
In This Chapter
* Seeing what makes up a call
* Separating the fact from fiction
* Gathering the hardware you need
* Sending non-voice transmissions
* Migrating phone numbers or getting new ones
Voice over Internet Protocol (or VoIP, as it's more commonly known) is
truly a disruptive technology, bringing in new possibilities while departing
from traditional telephony in structure. It packetizes normal voice phone
calls and transmits them over the Internet, using the same sort of path on
which you send and receive e-mail and Instant Messages, or surf the Web.
VoIP has changed how network technicians, engineers, and programmers
view telecommunications, how it's transmitted, where it can be delivered,
and the lack of flexibility in traditional telephony. It empowers small business
to build its own phone systems by using open source software, giving it
the power to add features, use multiple carriers to save money, and turn to
troubleshooting tools previously reserved on ... read full excerpt from: VoIP Deployment For Dummies ebook