On Apr 26, 2006, at 12:04 PM — 4/26/06, Bruno Robichaud wrote: > Can someone explain mean what is happening here? > > > 6 Apr 2006 08:42:57 Send error: Unknown error [10053] > 26 Apr 2006 09:49:56 Receive error: Unknown error [10053] > 26 Apr 2006 10:06:53 -> RSET > > 26 Apr 2006 10:06:53 451 Timeout waiting for client input > > 26 Apr 2006 10:34:53 Receive error: Unknown error [10053] > 26 Apr 2006 11:02:52 Receive error: Unknown error [10053] > 26 Apr 2006 11:36:54 -> RSET > > 26 Apr 2006 11:36:54 451 Timeout waiting for client input > > I'm using IIS SMTP by the way. thx I googled for that error and one of the first hits was <http://www.qksoft.com/qk-smtp-server/socket-error-10053.html> You should try searching http://www.msn.com too.