We hate 2020!

Just when we thought 2020 couldn't get any worse! We were about to re-open after many months of being closed but then disaster struck when a mains water pipe burst and flooded much of the ground floor of the museum.
Sadly re-opening has now been postponed. Read More >>>

No visitors, no workshops, no events, no school visits... no income. We know that things are tough for everyone right now, but if you can afford to help us through these tough times please donate what you can.

There's over 36,000 exhibits here! That should keep you occupied for a bit - get searching!

Or come and get involved on our social media channels ...

Thank you.

Metropolitan Area Networks

Concepts,standards, and services
by Gary C. Kessler and David A. Train..
Published 1991 by McGraw-Hill in New York, NY .
Hardback 436 pages
Written in English.
Includes bibliographical references and index.
Classifications
Dewey Decimal Class 004.6/7
Library of Congress TK5105.85
ID Numbers
Open Library OL20947092M
ISBN 10 0070342431