Publisher: Althos Publishing | 80 pages | ISBN: unknown | 5.08 MB
This “Introduction to IP Telephony” book explains why companies are converting some or all of their telephone systems from dedicated telephone systems (such as PBX) to more standard IP telephony systems. These conversions allow for telephone bill cost reduction, increased ability to control telephone services, and the addition of new telephone information services. By upgrading their systems, companies can immediately reduce their telecommunication costs 40% to 70%. Continue Reading





Publisher: Course Technology PTR | 216 pages | ISBN: 1592003508 | 11.86 MB