Editor's note: We will be changing how we send out Network World newsletters over the next few weeks. To ensure future delivery of your newsletters, please add nww_newsletters@newsletters.networkworld.com to your e-mail address book or 66.186.127.216 to your white-list file. Thank you. MIMO, antennas and streams - oh, my! 802.11n's intimidating nomenclature contains such mysterious terms as MIMO, spatial streams and spatial multiplexing, which can quickly freeze a network manager's brain. What do these specs really mean in the context of ... Screaming MIMO New 802.11n Draft 2 products targeted at the small-office/home-office market show a dramatic improvement in interoperability and a slight improvement in throughput over the Draft 1 products we tested last summer. What's next for 802.11n? One of the more controversial elements of Draft 2 of the 802.11n standard is whether one should purchase products based on it today. Analysts are split on this issue. Vendors face off in 11n 'challenge' When the wireless LAN controller architecture came into its own about half a decade ago, an exhausting, cutthroat features war ensued. Ding! It's now officially Round 2, with the industry this time in fisticuffs over ... Beware the 802.11n 'power' play Next-generation 802.11n systems promise to considerably improve WLAN performance. But the processing required for the boost sucks up more power than the older 802.11a/b/g networks. Still, many enterprise-class Wi-Fi ... Tropos introduces 802.11n into its outdoor wireless mesh Tropos Networks has released a trio of new outdoor wireless mesh nodes, its first supporting the high-throughput 802.11n IEEE standard. Slideshow: Apple iPhoneys: The 4G edition While iPhone-maniacs are drooling over what Apple has in store for the new version of the iPhone 3G this summer, fans are already speculating as to what an iPhone 4G will look like and what features it will have. Never mind the fact that for Apple to have an iPhone on a 4G network they'd have to be free of AT &T. Verizon CEO says 4G iPhone could be on Verizon Verizon CEO Ivan Seidenberg took advantage of a recent chat with the Wall Street Journal to talk a bit about Apple. Seidenberg said that Apple never wanted to make a version of the iPhone for Verizon's CDMA network, since it wouldn't be able to be as widely distributed as the GSM-based models it eventually produced. Uh, yeah, Ivan, thanks for joining the rest of us over here in the nation of Duh. Cisco IOS dial-peers in H.323 and SIP gateways Cisco Subnet blogger Dennis Hartmann explores configurations of a North American numbering plan that can be used on H.323 and SIP gateways. Boston Marathon - Text Alerts from Heartbreak Hill! As if running up Heartbreak Hill isn't tough enough, Microsoft Subnet blogger Brian Egler plans to text while running. OK, not exactly. He is referring to the Athelete Alert that can be found on the Boston Marathon's Web site that tracks the runners. April giveaways galore Cisco Subnet and Microsoft Subnet are giving away training courses from Global Knowledge, valued at $2,995 and $3,495, and have copies of three hot books up for grabs: CCVP CIPT2 Quick Reference by Anthony Sequeira, Microsoft Voice Unified Communications by Joe Schurman and Microsoft Office 2007 On Demand by Steve Johnson. Deadline for entries April 30. Network World on Twitter Get our tweets and stay plugged in to networking news. |
No comments:
Post a Comment