IP (internet protocol) Telephony, enabled by softswitches, is going to usher in a new era in telecommunications. By putting voice and data over one IP network, operators can enjoy...
In 1999-2000, VoIP (Voice-over-IP) telephony was one of the most successful buzzwords of the telecom bubble era. However, in 2001-2003, VoIP faced a very tough reality check. Now,...
All you need to know about deploying VoIP protocols in one comprehensive and highly practical reference – Now updated with coverage on SIP and the IMS infrastructure This book prov...