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Stories by Jim Duffy

HP pivots, says open sourcing SDNs is right

Seven months after dismissing OpenDaylight, HP has raised its membership in the vendor-driven open source SDN consortium to its highest and most expensive tier.

Written by Jim Duffy13 May 14 00:47

SDN start-up targets enterprise WAN complexity

An SDN start-up this week emerged from stealth mode to propose a software-defined answer to challenges vexing administrators of an enterprise WAN.

Written by Jim Duffy30 April 14 23:05

Michael Dell: On SDNs and networking for the masses

Dell is synonymous with home and business PCs, and datacentre servers. Yet Dell also has an ambitious software-defined networking activity underway called the Open Networking Initiative, where it partners with SDN software companies like Cumulus Networks and Big Switch Networks to bundle operating systems and applications on Dell switches.

Written by Jim Duffy29 April 14 00:01

Dell adds Big Switch to its SDN mix

Dell expanded on its open networking initiative this week with a resale arrangement with SDN company Big Switch Networks.

Written by Jim Duffy25 April 14 02:06

Cisco, VMware take SDN battle to policy arena

The focus in SDNs and programmable networking is shifting to application policy, an area where vendors can instill their unique architectures and maintain customer dependency.

Written by Jim Duffy05 April 14 04:56

Cisco looks at extending OpFlex alternative

Cisco says it is looking into extending its OpFlex policy protocol, unveiled this week at Interop, to legacy platforms such as the Catalyst 6500.

Written by Jim Duffy03 April 14 23:57

Cisco reveals OpenFlow SDN killer

At Interop this week, Cisco is unveiling an alternative to OpenFlow for software-defined networking and proposing it as a standard, while adding it as a vital component of the company's new programmable architecture.

Written by Jim Duffy03 April 14 00:17

Alcatel-Lucent ups the ante in unified access

At Interop this week, Alcatel-Lucent updated its wired/wireless unified access portfolio with a new access switch, and SDN and application analytics extensions.

Written by Jim Duffy02 April 14 02:47

Extreme binds Enterasys gear tighter to its own

Extreme Networks has unveiled a software architecture for building SDNs and enabling interoperability between its technology and that of recent acquisition Enterasys.

Written by Jim Duffy01 April 14 02:31

HP bucks up unified access line to better battle Cisco, others

HP this week at the annual Interop Las Vegas conference is rolling out extensions to its unified access wired/wireless product portfolio designed to deliver consistent operation and management across the mixed infrastructure.

Written by Jim Duffy01 April 14 02:26

SDN changing the shape of networking, IT careers

Cisco recently announced new certifications for its Application Centric Infrastructure (ACI) programmable networking initiative, its response to software-defined networking. The certifications are designed to tailor new roles for IT practitioners looking to transition their company's infrastructures to programmable, application policy driven, SDN-type environments.

Written by Jim Duffy27 March 14 16:31

5 free Ethernet tools you should check out

Nothing in life is free – except some tools to help you manage and improve the performance of your Ethernet networks. Here are five we found to do just that:

Written by Jim Duffy26 March 14 11:12