Jim DuffyManaging Editor, Network World Follow me on Google+

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+

LTE vs. WiMAX

The argument between LTE and WiMAX continues to rage at least three years after it ignited, but many think LTE may end up becoming the 4G technology of choice.

Vancouver Olympics: The Tech Behind the Games

The smartphones, servers, and Web technologies that will keep the Olympic games running smoothly and keep viewers in touch.