Softswitch 
Subtitle: Architecture for VoIP (Professional Telecom)
Edition: 1 edition
Publisher: McGraw-Hill Professional
Published: December 10, 2002
Language: eng
Format: Paperback
Number of pages: 359
ISBN-13: 9780071409773
Subjects: Communications engineering / telecommunications; Internet; Networking standards & protocols; Other software packages; Technology; Telephone Engineering; Computers - Communications / Networking; Science/Mathematics; Telecommunications; Networking - General; Technology / Telecommunications; Internet telephony; Internet - General; Switching theory
First sentence: In 2000, the telecommunications boom went bust, and the reason was that new market entrants, known as Competitive Local Exchange Carriers (CLECs), were forced to compete with Incumbents Local Exchange Carriers (ILECs) on the terms of the incumbents.