Room to roam

BROADBAND AND WIRELESS

How some wireless connectivity options stack up

PROS

CONS

802.11 Wi-Fi

Inexpensive, standardized.

Passive security makes it more vulnerable to breaches; 300-foot distance limitation.

802.16 WiMax

Metropolitan-area coverage, 20- to 30-mile line-of-sight reach, two to three miles for in-building coverage; built-in encryption, and quality of service.

Prestandard; expensive until it hits mass market.

Evolution Data Optimized (3G cellular)

Wide-area and international coverage; moderately priced.

May not be fast enough for some broadband applications.

Satellite

Global coverage.

Line of sight only; very expensive; scales poorly for workgroup applications.

Microwave

Widely available and moderately priced.

Line of sight only; prone to signal fading from rain, clouds and foliage.

Featured

  • Defense
    Ryan D. McCarthy being sworn in as Army Secretary Oct. 10, 2019. (Photo credit: Sgt. Dana Clarke/U.S. Army)

    Army wants to spend nearly $1B on cloud, data by 2025

    Army Secretary Ryan McCarthy said lack of funding or a potential delay in the JEDI cloud bid "strikes to the heart of our concern."

  • Congress
    Rep. Jim Langevin (D-R.I.) at the Hack the Capitol conference Sept. 20, 2018

    Jim Langevin's view from the Hill

    As chairman of of the Intelligence and Emerging Threats and Capabilities subcommittee of the House Armed Services Committe and a member of the House Homeland Security Committee, Rhode Island Democrat Jim Langevin is one of the most influential voices on cybersecurity in Congress.

Stay Connected

FCW INSIDER

Sign up for our newsletter.

I agree to this site's Privacy Policy.