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The McCue Interview: Robin Dargue, Group CIO, Royal Mail
Comment The scale of Royal Mail - 80 million letters and packets handled each day, 24 million customers, 200,000 employees - is what makes the transformation programme daunting and Dargue admits in something of an understatement: "There's a lot to do. [11 Jun 2008]
The Weekly Round-Up: 11.05.07
Round-Up Next he'll be filming himself dropping packets of Mentos into bottles of Diet Coke. Isn't that Tony Blair brilliant. The Round-Up thinks he's going to make a great Prime Minister. Oh, hang on.he's done what? [11 May 2007]
The dos and don'ts of VoIP security
Comment Additional tools that will help networks in case of any attack are intrusion detection and prevention systems, which scan for rogue incoming packets, and straightforward antivirus software which can help prevent any known threats from disrupting... [04 Apr 2007]
VoIP threats to watch out for
Comment Examples of hacks for SIP include registration hijacking, which allows a hacker to intercept incoming calls and reroute them; message tampering, which allows a hacker to modify data packets travelling between SIP addresses; and session tear-down... [09 Mar 2007]
Analysis: Can the public sector attract IT high-flyers?
Comment Public sector pay scales have been another reason why government has been unable to compete with the fat pay packets on offer in the private sector for the calibre of people needed to run major transformational business and IT projects costing... [20 Apr 2006]
VoIP: Don't forget about security
Comment I'm waiting to see the security tool which is a network packet sniffer that reassembles packets on the fly," Murray says. Before the overhaul, the company's network was badly hit by the Blaster worm, which flooded routers with junk packets. [09 Aug 2005]
Leader: The VoIP evolution
Leader When it comes to sending voice packets over Internet Protocol networks - aka IP telephony or, more often nowadays, voice over IP or VoIP - it's no different. Technological change is rarely sudden. More often it's a gradual, continuous process - an... [15 Apr 2005]
Devil's Advocate: In search of wireless nirvana
Comment An appealing application for power over ethernet is support for a centrally powered, distributed network that channels data packets on fewer and fewer cables as they get closer to central points that house servers. [22 Mar 2005]
VoIP primer: How it works - and what the jargon means
Comment The problems of packet loss, delay and jitter are exacerbated when voice traffic intermingles with packets from other applications. Consequently, VoIP applications buffer packets to allow them to be processed more smoothly. [10 Feb 2005]
Criminal IT: Should you trust the internet?
Comment There is no guarantee of delivery time, for example, simply what might be thought of as 'best effort' delivery for those messages which might form streaming media or voice over IP traffic - and for every other form of data, from email to web pages... [27 Jan 2005]
Leader: Mobile phones, moving images
Leader Watching, say, the whole of a football game over a streamed 3G connection might be both very frustrating, as packets are lost, and very expensive. Since its first network launches - and some would say a while before that - operator 3 has in its... [13 Sep 2004]
Leader: VoIP ready for prime time
Leader There are many potential downsides to VoIP including some loss of voice quality from the compression of voice packets and the risk of putting all your eggs in one basket - if your computers crash then the phones go down as well. [09 Sep 2004]
Analysis: The network is the security
Comment Network devices will have the ability to tear apart packets, block malicious code, enforce policies and filter content up and down the OSI (Open Systems Interconnection) stack. Analyst Jon Oltsik says the network security market will inevitably... [14 Jul 2004]
Quocirca's Straight Talking: Out-of-the-box options
Comment This has led to a proliferation of technology for checking identities of users and the content of data packets. These appliances are specifically designed to do one thing well: they make sure packets of electronic data end up in the right place. [09 Jul 2004]
Quocirca's Straight Talking: The promise and pitfalls of VoIP
Comment This information is translated into data packets, which are routed across the network with all the other data traffic. Voice over IP has received attention for offering cost savings and adding new features to your phone service. [21 May 2004]
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