What is Voice over Internet Protocol (VoIP)? Is a family of transmission technologies for delivery of voice communications over IP networks such as the Internet or other packet-switched networks.

« News

MULTIMEDIA

PBX videos

156º to 160º video

Pbx Boston
01:00 · Published: 08/10/2011
Business Phone System PBX Choices
01:05 · Published: 08/11/2011
SCHÜCO PBX AL 7200.mp4
02:02 · Published: 08/11/2011
Pbx Systems Chicago
01:11 · Published: 08/11/2011
PBX System Dallas
00:52 · Published: 08/11/2011

Next videos »« Previous videos

PBX videos

Pbx Boston

Business Phone System PBX Choices

SCHÜCO PBX AL 7200.mp4

Pbx Systems Chicago

PBX System Dallas