Server: Windows Server 2003 x64 SP1 or R2
Client: Windows XP Pro SP2
From time to time some of my XP SP2 clients fail to authenticate with IAS
and thus end up working without WLAN. This is what I get in System log:
Event Type: Warning
Event Source: IAS
Event Category: None
Event ID: 2
Date: 2007.02.09
Time: 13:49:46
User: N/A
Computer: server
Description:
User host/pc1.firm.com was denied access.
Fully-Qualified-User-Name = firm.com/computers/pc1
NAS-IP-Address = 10.19.247.234
NAS-Identifier = FIRM
Called-Station-Identifier = 00-18-FE-D0-B0-39
Calling-Station-Identifier = 00-90-4B-B9-D3-A8
Client-Friendly-Name = FIRM
Client-IP-Address = 10.19.247.234
NAS-Port-Type = Wireless - IEEE 802.11
NAS-Port = 0
Proxy-Policy-Name = Use Windows authentication for all users
Authentication-Provider = Windows
Authentication-Server = <undetermined>
Policy-Name = WLAN
Authentication-Type = PEAP
EAP-Type = <undetermined>
Reason-Code = 262
Reason = The supplied message is incomplete. The signature was not
verified.
For more information, see Help and Support Center at
http://go.microsoft.com/fwlink/events.asp.
Data:
0000: 18 03 09 80 ...€
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