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<p class="MsoNormal">Hey all,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Has anybody here been successful connecting to Microsoft Exchange 2010 servers usnig STunnel? Here is what I have in my stunnel.conf:<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">********************<o:p></o:p></p>
<p class="MsoNormal">cert = stunnel.pem <o:p></o:p></p>
<p class="MsoNormal">socket = l:TCP_NODELAY=1 <o:p></o:p></p>
<p class="MsoNormal">socket = r:TCP_NODELAY=1<o:p></o:p></p>
<p class="MsoNormal">client = yes<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">[ssmtp] <o:p></o:p></p>
<p class="MsoNormal">accept = 127.0.0.1:587<o:p></o:p></p>
<p class="MsoNormal">connect = smtp.ex3.secureserver.net:587<o:p></o:p></p>
<p class="MsoNormal">*******************<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">And this is what I see in the log:<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">*******************<o:p></o:p></p>
<p class="MsoNormal">2016.02.03 18:55:14 LOG5[63]: Service [ssmtp] accepted connection from 127.0.0.1:57314<o:p></o:p></p>
<p class="MsoNormal">2016.02.03 18:55:14 LOG5[63]: s_connect: connected 184.168.131.205:587<o:p></o:p></p>
<p class="MsoNormal">2016.02.03 18:55:14 LOG5[63]: Service [ssmtp] connected remote server from 10.10.10.10:57315<o:p></o:p></p>
<p class="MsoNormal">2016.02.03 18:55:14 LOG3[63]: SSL_connect: 140770FC: error:140770FC:SSL routines:SSL23_GET_SERVER_HELLO:unknown protocol<o:p></o:p></p>
<p class="MsoNormal">2016.02.03 18:55:14 LOG5[63]: Connection reset: 0 byte(s) sent to SSL, 0 byte(s) sent to socket<o:p></o:p></p>
<p class="MsoNormal">*******************<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I am quite sure that my server address and port is correct, and obviously the other application is pushing data to stunnel. Seems like what’s coming back from server is puzzling. Any help regarding this?<o:p></o:p></p>
<p class="MsoNormal">Thanks, Mahdi.<o:p></o:p></p>
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