Jim Duffy

Managing Editor

Jim Duffy has been covering technology for over 28 years, 23 at Network World. He covers enterprise networking infrastructure, including routers and switches. He also writes The Cisco Connection blog and can be reached on Twitter @Jim_Duffy and at jduffy@nww.com.Google+

Brocade dials up DevOps

Arista takes on Cisco, Juniper at routing

Arista takes on Cisco, Juniper at routing

New 'Jericho' switches and FlexRoute software aimed at replacing Internet routers

Cumulus changes CEO

Cumulus changes CEO

Co-founder Rivers becomes CTO as Sales VP takes over Linux NOS vendor

Can't have SDDC without SD-WAN: Nuage

Can't have SDDC without SD-WAN: Nuage

One without the other doesn't software-define enterprise IT

DreamHost replaces VMware SDN with open source for big savings

DreamHost replaces VMware SDN with open source for big savings

OpenStack code developed by spin-out company nets 70% capex, 40% opex cuts

SDN changing the way we network

SDN changing the way we network

More IT elements, applications now network aware, ONS panelists say

It's Buddy Week

It's Buddy Week

Partnerships bloom to tackle data center and cloud networking needs

Juniper, Lenovo converge for next gen data centers

Juniper, Lenovo converge for next gen data centers

Align products, marketing for SDN, hyperconvergence, hyperscale opportunities

Cisco acquires search company

Cisco acquires search company

Synata will bolster encrypted search in Cisco Spark collaboration app

Cisco Engineers Enterprise Genome for Software

Cisco Engineers Enterprise Genome for Software

Digital Network Architecture (DNA) maps network sequence to virtualization, ease of operations

Cisco enters storage, hyperconvergence market with data center splash

Cisco enters storage, hyperconvergence market with data center splash

Deal with SpringPath yields HyperFlex line; new Nexus switches support 25/50G

Cisco acquires cloud orchestrator CliQr

Cisco acquires cloud orchestrator CliQr

Pays $260M for "application-defined" hybrid cloud software company

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