About verdann

verdann · 04-13-2004

I've seen this happen now in two cisco cards - a 340 PCMCIA and another internal 11b pci - after a firmware and driver update, the cards can scan for and see other wireless networks, but cannot associate. I've double checked on several different net...

verdann · 07-24-2003

I've upgraded my 1220 to ios 12.2.11-JA per the converstion tool instructions and I have it working properly, so is it now possible to now load the latest 12.2.11-JA1 on the upgraded 1220 as I would an original-ios model 1210 or 1230? thanks, mike.

verdann · 07-12-2005

802.11 management frames are still unauthenticated, and are still vulnerable to the localized DoS attack you describe. 802.11i only added additional message checking and enhanced encryption capabilities to what WPA provided.

verdann · 03-09-2005

The actual exchange of the authentication credential does take place within the TLS Tunnel - however in the initial EAP-START messages at the beginning of the 802.1x authentication the client has the option of sending a null string or the users actua...

verdann · 06-04-2004

Looks like the AP didn't like the identity-response from the XP supplicant - what type of wireless card and driver are you using?

verdann · 06-04-2004

XP does have support for EAP-MD5, but I'd highly recommend not using it, its worthless as a stand-alone wireless authentication protocol, and won't allow you to use rekeying. If you want to use PEAP, XP already has full PEAP-MSCHAP support, you won't...

verdann · 05-30-2004

TKIP requires a key management method, one of which is specified by WPA. Its my understanding that cisco took the basic key management protocol of WPA and added on the functionality of caching these keys/credentials on the "subnet context manager" (...

Member Since	‎05-16-2003 03:25 PM
Date Last Visited	‎08-18-2017 03:53 AM
Posts	25
Total Helpful Votes Received	36

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Cards dying after firmware/driver update

IOS 12.2.11-JA1 upgrade for 1220s

Re: Was 802.11i downgraded?

Re: Questions about P-EAP (TLS-Tunnel)

Re: EAP / AP1200 / Windows XP

Re: What EAP supported on XP?

Re: Difference between CCKM and WPA key management