


There is no firewall and the event is also fired when I try to access that URL from IE locally on the server using localhost. On the Exchange Server's Event Log I get an error (Source: MSExchange ActiveSync, Event-ID: 1100) saying that ActiveSync is blocked and this problem can occur if a firewall is filtering the HTTP OPTIONS method. Here'a log of the HTTP Headers: GET /Microsoft-Server-ActiveSync HTTP/1.1 Accessing returns a HTTP 505 Version Not Supported Error after authenticating. The only thing I have Problems with is ActiveSync. ) and accessible through OWA, RPC Proxy (Outlook Anywhere), and the other services work so far. The ClientAccess Role on the Exchange is public (OWA. A new 2008 R2 DomainController has been installed on one Server and Exchange 2010 on another. Hi! I have recently set up a new Environment from scratch and installed Exchange 2010.
