More NETWORKING BRIEFING ARTICLES

• WANs without tiers
  How the onset of MPLS is removing the need for the tiered WAN architectures of yesteryear.
• Dealing with the wild wild WAN
  If you don't know how things are running today, trying to optimise a WAN could be like trying to forklift jelly.
• Dodging the fakes
  Counterfeit goods have popped up in the channel and could be in your organisation. Could you spot them before they cause problems?
• Negotiating with Gigabit Ethernet
  The ISP insisted its stance was right, but checking the standards showed otherwise.
• UTM: more security, fewer boxes
  Unified threat management converges many different network security devices into one, and while it's been a mature SMB technology for some time, it is now seeing increased use in large enterprises too.
• Networking: Back to basics
  A quick primer on hubs, switches and routers, and which ones operate at which OSI levels.
• How not to deploy an application over a WAN
  Some applications just aren't fit to run on a WAN. The challenge is working out which ones they are, as a reader discovered.
• Using the Network Diagnostic Tester
  Whether it's a WAN or a LAN, this tool from the Internet2 consortium could help you locate the problems on your network.
• What you need to know about VPN technologies
  How they work, what they can do for you, problems to watch out for.
• Networks of the future
  The Internet is now widely accepted as a business WAN, according to researchers, with both MPLS and SSL winning many new fans.
• Six ways to prepare your core network for traffic overload
  You might have enough headroom now, but it's only a matter of time before traffic growth outstrips capacity - so here's some tips on how to be ready for that day.
• Supporting WAN-vicious applications
  Too many software developers still think the WAN is theirs. All theirs...
• 10GBase-T taps twisted-pair
  It's been a huge engineering job, requiring a lot of innovative engineering, but 10GBase-T is now a standard.
• The TV generation
  More and more rich media is heading your way, posing the question of how well enterprise networks will cope with the arrival of mass-market TV over IP.
• Data reduction speeds WANs
  There's no point in moving data over the WAN unnecessarily, if you have the technology to deliver it locally instead.
• PCI Express gains I/O virtualisation
  A new spec for PCIe allows multiple system images to share a single physical I/O device, providing a centralised approach to I/O virtualisation.
• Making switches that spot intrusions
  Many observers argue that intrusion detection and prevention will become an inherent switch capability, and here's why.
• What you need to know about IPv6
  With IPv6 already operational around the world, we look at the advantages and problems that are accompanying its introduction.
• A protocol to measure IP performance
  TWAMP could provide an effective measure of IP performance among two devices.

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