Buy Used and New Barrie Dempster Books

Configuring IPCop Firewalls: Closing Borders with Open Source

by James Eaton-Lee,Barrie Dempster

ISBN 13: 9781904811367

Format: Paperback (244 pages)
Publisher: Packt Publishing
Published: 10 Oct 2006

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TrixBox Made Easy: A step-by-step guide to installing and running your home and office VoIP system

by Kerry Garrison,Barrie Dempster

ISBN 13: 9781904811930

Format: Paperback (168 pages)
Publisher: Packt Publishing
Published: 10 Jan 2006

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Asterisk 1.6

by David Merel, Barrie Dempster, David Gomillion

ISBN 13: 9781847198624

Format: Paperback (240 pages)
Publisher: Packt Publishing
Published: 24 Sep 2009

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