Wireless


  • 8 And Switch
    Traditional LANs are defined by location. Virtual LANs, on the other hand, are not constrained by any geographic or physical limitations. While a LAN may make sense for small networks, it makes expansion or reorganization difficult. Under a LAN setup, all the devices and equipment are located physically near each other and directly connected to a router, which is why a physically disjointed organization can't use a single network address space. To put those users on the same broadcast domain, the organization needs a VLAN.
  • The N Crowd: Wireless N Put To The Test
    The Test Center examined 802.11n wireless networking gear from Meru Networks, Ruckus Wireless and Cisco Systems and found the products offer better performance, but don't yet reach promised heights.
  • Where's Cisco With Wireless N?
    Despite reluctance from Cisco, reviewers were able to obtain a Cisco Aironet 1250 Series 802.11n access point and test it.
  • BlackBerry Pearl Gets Wi-Fi Upgrade
    BlackBerry and AT&T have released Wi-Fi-enabled BlackBerry Pearl, extending mobile email and applications to the corporate WLAN and hot spots.
  • The Slow Drive To 802.11n
    The new Wi-Fi standard, 802.11n, is trickling into the enterprise, but the midmarket likely won't see much benefit from it in the short term.
  • Clear Skies Ahead As Chip Designs Debut
    With virtualization and ever-greater leaps in price performance reaching from one end of the value chain to the other, driven by server software, CPUs and graphics, the next two years mean change at break-neck speed—even for an industry used to quick changes. It also means that system builders large and small will in many ways have easier access to more powerful technology than in the past. Here's a look at 10 milestones you should track over the next 12 to 24 months because they have the potential to alter the IT business significantly.
  • Review: Security Is In The Air
    Wireless networks are vulnerable to all kinds of security issues, ranging from rogue access points to unauthorized equipment. To properly secure the network, information is necessary to understand what is going on within the wireless environment.
  • Alternative Vendors: Wireless Networking
    As wireless networking becomes much more pervasive, partially due to the upcoming deluge of 802.11n products, VARs are faced with a choice: Go with the established leader, or align themselves with second-tier wireless vendors that can offer similar performance, better prices and higher margins.
  • What's The Alternative?
    Solution providers partnering with hungry alternative vendors are delivering improved Return On Investment (ROI) for their customers and higher margins for themselves by opening their eyes and looking beyond the market leaders. Here's a rundown of the leaders -- and the alternatives -- across more than a dozen technology categories.
  • ShadowRAM: January 28, 2008
    For most of the MacWorld faithful, the new paper-thin MacBook Air stole the show. But for those who like their satire served up cold in the form of a pop song, the big draw was celebrated composer Randy Newman, who works with Apple CEO Steve Jobs' other blockbuster company, film maker Pixar.

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