Someone knows why the email service stop working ?
The same configuration works on the local machine, and also works in other projects in same server..
this time it just does not work..
2013-09-24 08:10:48,959  Orchard.Email.Services.EmailMessagingChannel - An unexpected error while sending a message to firstname.lastname@example.org: ActionEmail
System.Net.Mail.SmtpException: Failure sending mail. ---> System.Net.WebException: Unable to connect to the remote server ---> System.Net.Sockets.SocketException: A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connected host has failed to respond 18.104.22.168:587
at System.Net.Sockets.Socket.DoConnect(EndPoint endPointSnapshot, SocketAddress socketAddress)
at System.Net.ServicePoint.ConnectSocketInternal(Boolean connectFailure, Socket s4, Socket s6,