Republican National Convention venue gets network makeover
What does it take to convert a hockey arena into a site that can handle the technology demands of the Republican National Convention? Roughly 25 miles of cabling, for starters.
What are critical issues with VoIP service?
VoIP services are rapidly becoming the bread and butter of enterprise voice networks, as roughly 72% of all enterprise voice lines shipped by vendors in 2007 were IP-capable. Now that companies are definitively moving away from the traditional Time-Division Multiplexing (TDM) voice networks and into Session Initiation Protocol-based (SIP) VoIP networks, we examine the VoIP industry's most pressing issues, including SIP interoperability, TDM-to-SIP transition services and VoIP security issues.
Alcatel-Lucent CEO and Chairman resign
Alcatel-Lucent's CEO Patricia Russo plans to step down before the end of the year, and Chairman Serge Tchuruk will quit on Oct. 1. Russo will stay on until the board finds a replacement, the company said Tuesday.
Verizon's income grows on mobile and data services
Verizon reported net income of $4.5 billion for the second quarter of 2008, up 9.6 percent from a year ago, due largely to growth in mobile and data services, the company said.
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Crimeware: Understanding New Attacks and Defenses
By Markus Jakobsson, Zulfikar Ramzan
Published Apr 6, 2008 by Addison-Wesley Professional. Part of the Symantec Press series.
Enter now! | Official rules | Sample chapter
Securing VoIP Networks: Threats, Vulnerabilities, and Countermeasures
By Peter Thermos, Ari Takanen
Published Aug 1, 2007 by Addison-Wesley Professional.
Enter now! | Official rules | Sample chapter
