Carol Ellison

Canadian Wi-Fi network company Sesame Networks makes its U.S. debut Monday with a security product designed to enable secure guest access to the Internet over enterprise wireless connections. Guest access has been a sticking point for Wi-Fi networks in enterprises where managers fear the consequences of opening segments of their WLANs (wireless LANs) for general […]

This weeks news that the Wi-Fi Alliance, the group that certifies wireless products, is taking a strong stand against certifying prestandard 802.11n products comes as no surprise. The groups role in the industry is, after all, to be the watchdog on standards and interoperability. Its logo on a product means the goods have been certified […]

In a move it expects will allay the concerns of enterprise customers, T-Mobile is introducing strong, 802.1x-based authentication and encryption across its network of 4,700 hot spots. The move, which appears to be the first use of advanced 802.1x-based security by a national mobile carrier in U.S. hot spots, leverages the existing 802.1x infrastructure used […]

For a moment, it felt like I was back on the sports beat at The Cincinnati Post, the journalistic enterprise where I cut my teeth as a reporter more years ago than I care to remember. But the tales, if not the years, are worth remembering. Those were the days of the Big Red Machine, […]

How have your BlackBerry and other personal communication technologies changed the way you do business? Thats the question being asked this year at the University of Marylands Smith School of Business where Nextel, Inc., has distributed 320BlackBerry 7510s to master degree candidates. The partnership is designed to afford the school the opportunity to study the […]

The 27-pound sterling silver trophy that NASCAR and Nextel Communications Inc. unveiled this week may have been the latest and most artistic tribute to the organizations partnership. But its the delivery of wireless content to stock car racing fans that runs closer to Nextels core business. Nextel and NASCAR have been testing that business model […]

As recently as a few months ago, mobility—true mobility—was still a pipe dream in the wireless equation. Now theres more fire than smoke in that pipe. The drive to sign roaming agreements that allow users to move seamlessly from Wi-Fi network to Wi-Fi network has gained momentum since the first of the year. Before the […]

Researchers at In-Stat/MDR reported this week that the Wi-Fi market has experienced five years of healthy growth since 802.11b emerged as the dominant wireless standard. Scottsdale, Ariz.-based In-Stat/MDR reported that the world market for Wi-Fi hardware surpassed $1 billion in quarterly revenues by the fourth quarter of 2003. The researchers said the market is undergoing […]

If yours is among the lucky enterprises whose applications dont appear on Microsofts list of 50 that “seem to stop working” or the other 200 that “behave differently” under SP2, youll probably enjoy the utility that SP2 brings to a wireless environment. SP2 does not solve all the problems of managing a wireless network but […]

It would be tempting to dismiss Aruba Wireless Networks advisory this week about RADIUS vulnerabilities as old news if security werent so darned important. RADIUS (Remote Authentication Dial-In User Service) servers have been used to authenticate users since virtually the dawn of the World Wide Web, and their weaknesses have been known for about as […]

In a move that analysts say is likely to open the door to greater corporate use of public Internet hot spots, iPass Inc. announced Monday that it will enhance its mobile connectivity services to allow corporate IT managers to enforce security policies over all connections, including connections from public wireless hot spots. “Mobility has been […]

Yesterdays earnings reports from Nokia Inc. and Sony Ericsson Mobile Communications AB, and another Friday morning from Samsung Electronics, played out like classic David vs. Goliath drama with Nokia, titan of the mobile handset market, foundering under the slings and arrows of nimble competitors. Nokia dominated the opening scene yesterday with a good-news, bad-news report […]