I am unable to use wild card certificate for Active Sync. Getting error below..
Log Name: Application
Source: MSExchange ActiveSync
Date: 01-04-2011 15:34:46
Event ID: 1100
Task Category: Requests
Exchange ActiveSync device requests for your users are being blocked. This problem frequently occurs when the HTTP OPTIONS method request isn't allowed by the firewall. Please check the firewall that filters requests in front of your Client Access server and the Microsoft-Server-ActiveSyn
c virtual directory.
<Provider Name="MSExchange ActiveSync" />
<Computer> server.domain.com </Computer>
However I have checked and the user is not a member of domain admin group.