TY - BOOK AU - Valdar,A.R. ED - Institution of Engineering and Technology. TI - Understanding telecommunications networks T2 - IET telecommunications series SN - 9780863413629 (pbk.) AV - TK5101 .V35 2006 U1 - 621.382 22 PY - 2006/// CY - London PB - Institution of Engineering and Technology KW - Telecommunication systems N1 - Includes bibliographical references and index N2 - This text explains how telecommunications networks work. It covers all aspects of today's networks, including how they are planned, formed and operated, plus next generation networks and how will be implemented ER -