Troubleshooting wireless networks
Wireless networks are getting more and more common and with good reason, they are damn useful, particularly when you get a lot of guests or vendors who visit your office. However they can be an...
View ArticleWPA has been cracked!
http://www.itworld.com/security/57285/once-thought-safe-wpa-wi-fi-encryption-cracked Read this article, this is pretty bad. Despite many of my vociferous objections about implementing wireless on your...
View ArticleWireless not working after HyperV install
I am running server 2008 on my laptop and decided to install HyperV so that I could have an XP VM. As soon as I installed HyperV my wireless connection stopped working. Though the wireless connection...
View ArticleWPA-TKIP is completely broken
Check it out: http://jwis2009.nsysu.edu.tw/location/paper/A%20Practical%20Message%20Falsification%20Attack%20on%20WPA.pdf This is serious stuff . If you are currently using this you should definitely...
View ArticleCisco adopting strategies to compete in the small business line
Cisco is almost synonymous with big business in the network infrastructure market but recently they have really been working to make themselves more friendly to the SMB market. Here is a good article...
View ArticleAP’s not registering on Cisco Wireless controller 4400 series
I experienced this issue recently where I had a Cisco Wireless 4400 series Controller and some brand new 1140 series AP’s. The problem was this, the access points would connect to the controller, they...
View ArticleCisco 1411 Wireless bridge – Radio interface won’t come online
This gave me some issue the other day. I was setting up two Cisco 1411 wireless bridges to connect to each other for the first time. One was root bridge, the other set as non-root bridge. After i set...
View ArticleUpgrade the firmware on a Cisco lightweight access point
Need to roll out a new firmware revision to all your access points connected to your controller? Maybe you need to convert some into autonomous mode? Easy and simple way to accomplish this. Load up...
View ArticleCCDA
Passed my CCDA exam today! Overall having done professional level Cisco cert’s, going back to associate level wasn’t that hard at all. I have a very even mix of questions between Routing and...
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