Stories by Jim Duffy

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.

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.

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.

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.

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.

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.

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.

Arista bulks up on 100G

Arista Networks today announced two new 100G Ethernet modules for its spine/core switch that provide more connectivity options for users.

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:

New Cisco switches take aim at big data centers, data applications

Cisco is unveiling two new configurations of its recently-launched Nexus 9000 switches, a new 40G Nexus switch. In addition, Cisco is celebrating the fifth anniversary of its UCS server.

Dell unveils fabric switch, SDN controller

Dell this week rolled out products designed to help customers build and scale cloud environments.

Cisco's big about-face on Cloud services

Three years ago as part of a comprehensive cloud strategy, Cisco pledged to address every aspect of Cloud except services – it did not want to compete with customers.

Cisco gets fresh mid-range router competition

OneAccess, the branch office router company that's a major competitor to Cisco overseas, is launching new products for the mid-range router market.

Cumulus lands another SDN supporter for its Linux offering

SDN company Midokura this week said it will support for Cumulus Networks' Linux network operating system in its network virtualization software.

11 tips to prepare for SDN

Making the leap to SDN? Don't jump in blind. It helps to know what software-defined networking is, first off, and then what it can do for you.

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