What is the advantage of using VoIP?
Some of the rush to VoIP is the result of the “everybody is doing it” effect. In truth, VoIP has a couple of different manifestations, and depending on your environment, it may or may not have advantages. VoIP can be an Ethernet phone using TCP/IP on a local area network. VoIP can be two digital switches using TCP/IP across a high order backbone such as a T1 or the Internet. Depending on your situation, VoIP may save you money in public switched telephone costs. VoIP may also reduce wiring costs because a single Cat. 5e wire can carry both your telephone and computer traffic. VoIP can also reduce administrative costs by simplifying the process required to move your phones on your local network. It is important to note, however, that VoIP has disadvantages as well. The very fact that your telephone network is sharing your data network exposes your telephone network to all the problems that you have with your data network (worms, Trojans, viruses, performance irregularities . . .). In su
