Telecom Reseller » William Flanagan

Does That Cloud Look Like a Phone?

BillFlanagan — Tue, 20 Sep 2011 20:06:20 +0000

by William Flanagan

An essential element in Voice over IP is the call control server. Last issue we examined VoIP servers as on-premises …

WOW! VoIP Costs THAT much? : Flanagan

publisher — Thu, 18 Aug 2011 15:10:11 +0000

by William Flanagan, Special to Telecom Reseller

Yes, it can be fairly expensive for a small/medium business to move from a legacy PBX to a …

Cisco Telepresence Fundamentals: Book Review

publisher — Sat, 09 Jul 2011 05:52:51 +0000

Authors: Tim Szigeti, Kevin McMenamy, Roland Saville, Alan Glowacki
Softcover: 592 + xxiv pages
Publisher: Cisco Press (2009)
ISBN-13: 978-1-58705-593-5
List Price: $60.00

Reviewed by …

Smoothstone Makes Mobile Management More Meaningful for Sprint

publisher — Sun, 27 Feb 2011 01:05:50 +0000

by William Flanagan, President, Flanagan Consulting, email hidden; JavaScript is required /* */

Smoothstone’s recent announcement of a partnership with Sprint marked a move …

Can You Hear Me (Better) Now?

admin — Fri, 05 Mar 2010 05:00:01 +0000

by William Flanagan

For at least its first 100 years, the telephone was very deliberately limited in audio bandwidth. There were technical reasons to cut …

MPLS-Enabled Applications: Emerging Developments and New Technologies

admin — Tue, 26 Jan 2010 00:30:59 +0000

This book appears to contain everything you could possibly want to know about Multi-Protocol Label Switching (MPLS) operations, signaling and management, excepting perhaps the individual bits in packet and label headers. There is so much here that it's a good place to start a major study of the topic. Master this book and nobody will be able to bluff you when the talk turns techy.

Fiber-Optic Systems for Telecommunications

admin — Tue, 26 Jan 2010 00:08:06 +0000

Densely written, this volume evenly balances the theory with the practice. The first half gets deep into the technical details, from the physical construction of fibers and couplers to the light signaling formats and and data frames that carry information. The second half looks at the practical aspects, with a thorough chapter on computing the power budget and optimal input power for an optical link.

Wi-Fi Telephony

admin — Mon, 09 Mar 2009 23:06:33 +0000

Not long ago the title of this book might not have made much sense. Now with WLANs practically everywhere, the tide of VoIP couldn't avoid the Wi-Fi connection. If your wired network will be dealing with VoIP you'll eventually see that traffic on the air, too.