IAS Errors

[coladmin]

I am trying to authenticate a wireless client with IAS as part of an EAP-TLS implmentation and I am recieving the following error. Anyone have any suggestions????. The user is in the same domain as the IAS computer and I ahev ensured that they are in the the correct group that is specified in the remote access policy


Event Type: Warning
Event Source: IAS
Event Category: None
Event ID: 2
Date: 9/20/2006
Time: 9:38:05 AM
User: N/A
Computer: DC1
Description:
User ck31testa was denied access.
Fully-Qualified-User-Name = CMC\ck31testa
NAS-IP-Address = 172.16.200.61
NAS-Identifier = COLAP61
Called-Station-Identifier = 0013.1a37.8750
Calling-Station-Identifier = 0020.e0cc.1b04
Client-Friendly-Name = OHAP1
Client-IP-Address = 172.16.200.61
NAS-Port-Type = 19
NAS-Port = 1746
Policy-Name = <undetermined>
Authentication-Type = EAP
EAP-Type = <undetermined>
Reason-Code = 8
Reason = The specified user does not exist.