SIP – The Next Big Step of Internet Usage – by inGate
Learn more about SIP and how it is the next big step of internet usage.
IP Telephony From A-Z by ShoreTel
A complete IP telephony eBook.
Learn more about Unified Communications and how users and businesses can achieve next-generation benefits.
Unified Communications Pocket Guide
This guide is intended for both IT staff, voice system managers, as well as CIOs. It describes the issues decision makers need to understand as they set out to build a winning unified communication strategy.