topic Authentication Failure in Wireless https://community.cisco.com/t5/wireless/authentication-failure/m-p/544115#M69826 <P>I am getting a problem on one client:</P><P></P><P>WIN 2k, using a CB21AG card.</P><P></P><P>Using LEAP authentication, with AES encryption.</P><P></P><P>I have exactly the same setup on a large number of clients, and they all work fine; however when this one tries to authenticate to the network it fails. When I check the ACS (3.3) log it claims that the client is using an EAP type that is not configured and fails the attempt, however if I check passed authentications, it also shows that the authentication was sucessful. </P><P>I have exactly the same setup on all clients, so I can't see why this one does not work. I have removed and re-installed the drivers and ACU a few times and have double checked the profile setup, but to no avail.</P><P></P><P>Any ideas?</P> Sun, 04 Jul 2021 19:34:38 GMT will.shaw 2021-07-04T19:34:38Z Authentication Failure https://community.cisco.com/t5/wireless/authentication-failure/m-p/544115#M69826 <P>I am getting a problem on one client:</P><P></P><P>WIN 2k, using a CB21AG card.</P><P></P><P>Using LEAP authentication, with AES encryption.</P><P></P><P>I have exactly the same setup on a large number of clients, and they all work fine; however when this one tries to authenticate to the network it fails. When I check the ACS (3.3) log it claims that the client is using an EAP type that is not configured and fails the attempt, however if I check passed authentications, it also shows that the authentication was sucessful. </P><P>I have exactly the same setup on all clients, so I can't see why this one does not work. I have removed and re-installed the drivers and ACU a few times and have double checked the profile setup, but to no avail.</P><P></P><P>Any ideas?</P> Sun, 04 Jul 2021 19:34:38 GMT https://community.cisco.com/t5/wireless/authentication-failure/m-p/544115#M69826 will.shaw 2021-07-04T19:34:38Z Re: Authentication Failure https://community.cisco.com/t5/wireless/authentication-failure/m-p/544116#M69827 <HTML><HEAD></HEAD><BODY><P>there are some known issues with AES and cached keys on the adu client. supposedly they will be fixed in ADU 3.0.</P></BODY></HTML> Tue, 11 Jul 2006 16:10:33 GMT https://community.cisco.com/t5/wireless/authentication-failure/m-p/544116#M69827 Stephen Rodriguez 2006-07-11T16:10:33Z