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+

Half of surveyed US businesses shun SDNs

Juniper query of 400 finds 52.5% yay, 47.5% nay

25G driving Ethernet switch market to $25B

25G driving Ethernet switch market to $25B

It's not here yet but it'll be a big seller when it is, says Dell'Oro

A breakdown of Cisco ACI pricing

Software licensing, hardware costs, and bundles for starters and Catalyst 6500 upgrades

Cisco ready to ship ACI controller

APIC slated to ship later this week; new switches, bundles here too.

25G Ethernet moving fast

Could be No. 2 data center server access port in next 5 years

Juniper jettisons mobile security biz

Sells Junos Pulse to private equity firm for $250 million

IEEE forms 25G Ethernet study group

The standards organization has formed an 802.3 25G Ethernet study group to consider market opportunities and requirements for a single-lane 25G Ethernet speed for server interconnects. The formation of the study group follows...

Big Switch aims to control the cloud with SDN product

Big Switch Networks this week is unveiling an SDN controller designed to bring Google-like hyperscale networking to enterprises.

Cisco enterprise controller going through paces

APIC Enterprise Module being banged on by DevNet community as it lingers in betas, field trials.

Cisco, Microsoft chasing clouds

Companies extend data center integration work with 3 year GTM agreement

Cisco customers are brutally consolidating too

Cisco customers are brutally consolidating too

CEO Chambers says only 1/3 of large enterprises will be around in 20 years

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