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data center networks


January 28, 2011  4:51 PM

TRILL versus Shortest Path Bridging: Hard feelings?



Posted by: Shamus McGillicuddy
data center networks, Ethernet, IEEE, IETF, NANOG, Networking, shortest path bridging, TRILL

Is TRILL a "terrible idea?" Does Shortest Path Bridging rule? I have no clue. TRILL (Transparent Interonnection of Lots of Links) and 802.1aq...

December 16, 2010  12:05 PM

Used network hardware vendor sees green shoots in 2011



Posted by: Shamus McGillicuddy
10 Gigabit Ethernet, Catalyst, Cisco, data center networks, Networking, used network equipment

Network Hardware Resale (NHR), the leading reseller of used Cisco gear, says that companies are unfreezing their budgets and investing in new networks. The firm thinks that this is an early indicator of accelerated economic...


August 9, 2010  1:07 PM

VMware to make serious network virtualization news at VMworld?



Posted by: Shamus McGillicuddy
data center networks, Networking, vFabric, Virtualization, virtualization network, VMware, VMworld, vswitches

A nice find by Stu Miniman at Wikibon. He dug up this video in which VMware's director of research and development Howie Xu previews his session at VMworld, "The Future Direction of Networking Virtualization. In the video below, Xu talks about...


August 5, 2010  1:45 PM

Catalyst to Nexus data center migration



Posted by: Shamus McGillicuddy
Catalyst, Cisco, data center networks, Nexus

Are you at the point where you need to update the old Cisco Catalyst 6509s in the core of your data center? If you are, you're probably looking at the Nexus line of data center switches that Cisco has been promoting for the last couple years. Many enterprises are trying to decide whether to migrate...


June 18, 2010  5:07 PM

2010 Magic Quadrant for Enterprise LAN: Few changes for a rapidly evolving industry



Posted by: Shamus McGillicuddy
10 Gigabit Ethernet, 3Com, Alcatel-Lucent, Avaya, Cisco, data center networks, Enterasys, Extreme Networks, Fibre Channel over Ethernet, Force10, Gartner, HP Networking, IP telepony, Juniper, LAN, Magic Quadrant, mergers & acquisitions, NAC, Networking, nortel, wireless LAN

Gartner rolled out a new Magic Quadrant for Enterprise LAN this month and it looks remarkably similar to last year's, even though Gartner itself acknowledges that the network switching industry is...


May 17, 2010  3:49 PM

Juniper wants to collapse your data center… in a good way



Posted by: Shamus McGillicuddy
data center architecture, data center networks, Juniper

Juniper Networks today unveiled it "3-2-1" architectural vision, also under an umbrella of technologies its dubbed the New Network. It's a recipe for collapsing the...


April 28, 2010  1:58 PM

Extreme, Force10 unveil 40 Gigabit Ethernet at Interop



Posted by: Shamus McGillicuddy
40 Gigabit Ethernet, data center networks, Extreme Networks, Force10, Interop

Extreme Networks and Force10 Networks are both showing off 40 Gigabit Ethernet (GbE) technology at Interop. Force10 articulated its 40 GbE product roadmap in advance of the show,...


April 27, 2010  12:35 PM

HP Interop keynote: All your infrastructure can belong to us



Posted by: Shamus McGillicuddy
Cisco, data center networks, HP Networking, HP ProCurve, Interop

During his keynote presentation at Interop Las Vegas 2010, Marius Haas, GM and SVP of HP Networking (the ProCurve brand has been retired along with 3Com), boasted of HP's $1.5 billion internal IT...


April 5, 2010  10:57 AM

Is data center interconnect news worth a flogging?



Posted by: Shamus McGillicuddy
Cisco, data center networks, MPLS, Routers, Virtualization, VMware, Wide area networks

Two months ago I wrote a story about Cisco's Overlay Transport Virtualization (OTV) data center interconnect technology, which Cisco claims can take a lot of complexity out of data center...


December 3, 2009  6:28 PM

IDC: IBM will buy Juniper in 2010



Posted by: Shamus McGillicuddy
Cisco, data center networks, HP ProCurve, IBM, Juniper, mergers & acquisitions, Routing and switching

IBM will step back into networking in a big way in 2010 by buying Juniper Networks, according IDC.  The New York Times "Bits" blog says IDC will unleash some of its year-end predictions for...

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