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(7585 results)-
Image Gallery
How to configure ACS 5.2 for 802.1x authentication on a Cisco switch
April 13, 2011 10:50am PDT
These screenshots cover the basics of configuring ACS 5.2 for 802.1x authentication on a Cisco switch. Brandon Carroll presents this as a method for dealing with the explosion of consumer devices...
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Blog Post
Top networking organizations for IT professionals
December 3, 2007 10:01am PST
We've all heard the expression, "It's not what you know but who you know." The older I get, the more I realize how true that is. Monster.com ran a piece recently that emphasized the importance of...
4 Latest comment by Tony Hopkinson
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Image Gallery
Cracking open the Apple TV
October 4, 2010 1:01pm PDT
We take apart the Apple TV and expose the hardware the runs Apple's media player.
14 Latest comment by trag19
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Blog Post
Authenticate users on the network by configuring ACS 5.2 for a Cisco switch
April 13, 2011 12:10pm PDT
Brandon Carroll walks you through the basic steps of configuring ACS 5.2 (Access Control System) for 802.1x authentication using EAP-MD5 to help you manage devices that can connect to your...
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Blog Post
Try kismet for detecting hidden 802.11 wireless networks
December 2, 2011 8:18am PST
Kismet is an open source tool similar to netstumbler, and it's particularly good for discovering hidden wireless networks that might be adversely affecting your network.
4 Latest comment by Neon Samurai
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Articles
Wireless LAN spectrum management
April 17, 2006 7:05pm PDT
Learn how to design a Wireless LAN that minimizes interference issues for optimum performance and reliability.
6 Latest comment by vinny8888
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Blog Post
802.11: Time to clear up some antenna misconceptions
April 9, 2010 9:31am PDT
Antennas for the most part are ignored. That's too bad as they have a huge impact on whether a Wi-Fi link works well or not.
71 Latest comment by mjd420nova
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Blog Post
Beacon frames, 802.11 devices, and Kismet
December 15, 2011 9:32am PST
Scott Reeves follows up on his introduction to the Kismet network monitor to examine how it uses beacon frames to detect devices on a 802.11 network.
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Articles
WPA wireless security offers multiple advantages over WEP
September 10, 2003 7:00am PDT
Administrators who manage wireless LANs need to prepare for the standard security changes that are coming with Wi-Fi Protected Access (WPA) and a similar standard that is forthcoming from the...
2 Latest comment by b3ckst3r@...
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Blog Post
What is the big deal about 802.11n?
November 20, 2007 7:31am PST
802.11n is being touted as the networking standard that will unwire the network world. Most people are not convinced, yet curious to see how one defends such a claim. The 802.11n standard has two...
44 Latest comment by Neon Samurai
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Blog Post
802.11n: MIMO really needs smart antennas
May 14, 2008 7:57pm PDT
I remain very optimistic about 802.11n being a disruptive technology that will alter everyone’s perception of data networks. If smart antenna systems and beam forming are included in the mix,...
33 Latest comment by engsat@...
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Image Gallery
Unboxing and testing the Apple TV
April 3, 2007 7:24am PDT
See the hardware that lurks inside Apple's latest media machine.
13 Latest comment by usabrit
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Articles
10 things you should know before you buy an 802.11n wireless device
December 4, 2006 6:46pm PST
If you've spent any time in your local electronic shop, you are sure to have seen a rash of Pre-N and Draft-N (802.11n) wireless products. Before you get caught up in a rush of new product frenzy...
12 Latest comment by Ollie J
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Blog Post
Nuts about Nets: Wi-Fi diagnostic tools with a difference
March 16, 2010 6:00am PDT
Michael Kassner found that not keeping current with available Wi-Fi test and discovery software was a mistake that cost him a lot of extra work. Find out why he now loves Nuts about Nets.
34 Latest comment by e_syaz
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Blog Post
802.11n, MIMO, and multipath environments
November 12, 2007 6:36am PST
In two previous posts-Multipath environments and how they affect Wi-Fi propagation and How to make the best of 802.11 multipath environments-I examined the somewhat nebulous topic of multipath...
16 Latest comment by Michael Kassner
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Articles
Oracle Tip: Use IEEE 754 FLOAT and DOUBLE datatypes in Oracle 10g
June 2, 2004 3:36pm PDT
For the sake of speed, Oracle stores numbers with the NUMBER datatype in an unusual format, with bytes in binary-coded decimal.
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Blog Post
NETGEAR announces 4G mobile Broadband router and other products at CES 2011
January 6, 2011 7:21pm PST
Bill Detwiler looks at four new networking and storage products from NETGEAR shown at CES 2011.
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Blog Post
Nuts about Nets: Wi-Fi diagnostics you can trust
July 1, 2011 6:00am PDT
It's difficult to predict how modern-day 802.11 networks will behave. Learn how IMMI technology enables better decisions.
21 Latest comment by Michael Kassner
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Blog Post
10 ways to prepare for a wireless rollout
March 17, 2008 2:41pm PDT
Rolling out a wireless LAN within your organization can provide numerous benefits -- but it's more complicated than just plugging in a wireless access point (WAP). You need to address a number of...
4 Latest comment by rglenn1019
