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+

Cisco adds programmability to Internet routers

Cisco, Ericsson team up as industry consolidates

Cisco, Ericsson team up as industry consolidates

Form broad, strategic partnership while Nokia looks to wrap Alcatel-Lucent merger.

Cisco buying Lancope for $450M

Cisco buying Lancope for $450M

Network analysis tools bolster Security Everywhere initiative.

Cisco acquires IoT analytics company

Cisco acquires IoT analytics company

ParStream makes a database for crunching big data at the edge.

Cisco SDN user says just pick what you need

Cisco SDN user says just pick what you need

Don't bite off more Application Centric Infrastructure than you can chew.

Juniper Networks looking to go private?

Juniper Networks looking to go private?

Reportedly hires Goldman Sachs to explore possibility.

Arista adds security to cloud software

Arista adds security to cloud software

Macro-segmentation services inserts firewalls into physical, virtual workloads.

Cisco disrupts $60M ransomware biz

Cisco disrupts $60M ransomware biz

Finds Angler servers at a Dallas hosting provider during research

Cisco disrupts $60M ransomware business

Cisco disrupts $60M ransomware business

Finds Angler servers at a Dallas hosting provider during research.

18 companies launched by former Cisco people

18 companies launched by former Cisco people

A small sampling of companies -- some successful, some not -- started by Cisco alums.

HP goes after Cisco, Arista with open source OS

HP goes after Cisco, Arista with open source OS

Allies with Broadcom, Intel and VMware on OpenSwitch NOS.

Cisco, Juniper, Brocade to virtualize AT&T

Cisco, Juniper, Brocade to virtualize AT&T

Developing SDN routing for carrier CPE.

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