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  • Fibre Channel vs. iSCSI: The war continues

    In the beginning there was Fibre Channel (FC), and it was good. If you wanted a true SAN - versus shared direct-attached SCSI storage - FC is what you got. But FC was terribly expensive, requiring dedicated switches and host bus adapters, and it was difficult to support in geographically distributed environments. Then, around six or seven years ago, iSCSI hit the SMB market in a big way and slowly began its climb into the enterprise.

  • WANs without tiers

    How the onset of MPLS is removing the need for the tiered WAN architectures of yesteryear.

  • Convergence the Extreme way

    Mark Canepa, who recently took over as CEO of Extreme Networks, talks about competing with Cisco - and converging the world of networking with just about everything else.

  • Wider area SANs through colourful networks

    Fibre Channel SANS can be extended over wide areas using optical networking, specifically dense wave division multiplexing (DWDM).

  • 10Gig taxis for take-off

    Force 10 VP talks about the futures - and the frustrations - of building ever-faster Ethernet gear.

  • Could WAN Ethernet replace SONET and ATM?

    A carrier-class version of Ethernet would make it feasible to do without all the other WAN schemes used today and simply have IP everywhere, says Nan Chen, president of the Metro Ethernet Forum.

  • Adding bandwidth without adding fibres

    DWDMs sound complicated but they needn't be so - they're a useful way of obtaining more bandwidth without laying more fibre; always of interest to the cost-conscious manager.

  • The VPN's time has come

    To go for VPNs or stick to the trusty private WAN? It could be time to take the plunge and go public.

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