IP Telephony: Private Branch Exchange(PBX) vs. VoIP
Submitted by manager on Thu, 01/26/2017 - 08:50

Contributed by Billy Short
Internet Protocol telephony (frequently referred to as IP telephony) is an important concept in enterprise communications technology. IP telephony refers to all real-time applications over IP, which include many different instant messaging programs, video-conferencing, fax services, and Voice over Internet Protocol (VoIP). This document will focus mostly on the VoIP aspect of IP telephony.
This document is in PDF format. To view it click here.
Rate this article:
Breaking out of Prison is easier than you think
Understanding Phishing and Protecting the 8th Layer
The Journey from Unmanaged to a Managed Risk Management Program
Responsibilities and Considerations in Secrets Management