ISDN 
Subtitle: A Practical Guide to Getting Up and Running
Edition: 2 edition
Publisher: CMP
Published: August 2000
Language: eng
Format: Paperback
Number of pages: 204
ISBN-13: 9781578200481
Subjects: Communications engineering / telecommunications; Computer Communications & Networking; Integrated services digital networks; Computers - Communications / Networking; Computers; Computer Books: Operating Systems; Networking - General; Data Transmission Systems - Broadband; Computers / Interactive Media; Integrated services digital ne; Computer Bks - Communications / Networking
First sentence: The "digital network" in the name explains only some of its origin.