Exchange 2010: Active Sync Error Event ID 1100 Method request HTTP Options not allowed
I had this error a bit more often now. Active Sync is not possible the ExRCA reports the following error (method request HTTP Options not allowed): The Exchange account can still be set up on the smartphone, but no mails can be synchronized. The following error appears in the event log: Source: MSExchange Active Sync ID: 1100 The Exchange ActiveSync device requirements ... Read more