Stories about: Communications Systems

Charles Giancarlo spent more than a decade at Cisco Systems and was widely considered a likely heir to Chairman and CEO John Chambers before he left last year for investment company Silver Lake Partners. Then Silver Lake orchestrated a private-equity buyout of Cisco rival Avaya, and Giancarlo stepped in as interim president and CEO. In January, former JDS Uniphase chief Kevin Kennedy will take over day-to-day operations as president and CEO, and Giancarlo will become chairman. Stephen Lawson of the IDG News Service spoke with Giancarlo on Tuesday after he delivered the opening keynote at VoiceCon in San Francisco.

There are just 100 days left for federal agencies to change over from IPv4 -- the version 4 of the Internet Protocol that everyone uses -- to the IPv6 version. In the fast-approaching future where everything from PCs to cars, from alarms to toasters, from phones to cereal packages has an IP address and is connected to the Web, IPv6 promises to make many more IP addresses available -- enough addresses for every conceivable use. Oh, and IPv6 will make Internet communications more secure through better identity verification.

Transforming archaic and siloed data and communications systems into coherent, enterprise-wide information services has always been a struggle at the Department of Defence, but a new breed of IT architects is making it happen.

The call to Bob Bailey, an IT executive with a major US government contractor, came on an otherwise ordinary day in October 2003. "Why are you attacking us?" demanded the caller, an IT leader with a Silicon Valley manufacturer. He wanted to know why Bailey's company had launched a denial-of-service attack against his network

US government agencies are interested in unified communications systems that integrate voice, video and data over Internet Protocol, but they have concerns about funding and security, according to a survey.

The US government needs to take action now to avoid crippling cyberattacks that could shut down major communications systems nationwide, a group of cybersecurity experts told US lawmakers.

MIT logistics expert Yossi Sheffi talks with CIO about what companies can do to recover quickly from almost any type of disaster.

The federal government has given the go-ahead for $55 million so the Australian Navy can buy broadband satellite terminals for five Anzac-class frigates and one guided missile frigate.

You can wirelessly sync your mobile phone with your laptop. You can use the mobile phone's built-in modem to put your laptop on the Internet. With speed. Without cables. But be aware, even with security built in from the get-go, Bluetooth has problems

High levels of application development outsourcing at all levels of government highlight an urgent need for enhanced requirements management capability, particularly where limited points of contact exist between client and the outsourced development team.

The CIO of the US Senate is focused on customer support and security