I think this is an issue on the ASA firewall dropping ESTMP because of SMTP inspection. Is there any way this could be at the Exchange 2010 level?
ASA firewall allows port 25 to ESA device that is the SMTP connector to Exchange 2010? David McSpadden System Administrator Indiana Members Credit Union P: 317.554.8190 [Description: Description: imcu email icon]<http://imcu.com/> [Description: Description: facebook email icon] <https://www.facebook.com/IndianaMembersCU> [Description: Description: twitter email icon] <https://twitter.com/IndMembersCU> [Description: Description: email logo] [http://www.amuletsolutions.com/images/mcp.gif]<http://www.google.com/url?sa=i&rct=j&q=&esrc=s&source=images&cd=&cad=rja&uact=8&ved=0ahUKEwjFztf-tePJAhXK5iYKHcPtAxEQjRwIBw&url=http://www.amuletsolutions.com/awards.aspx&bvm=bv.110151844,d.amc&psig=AFQjCNHkrx8CednTEOOq4zUxYyrRUGzUsg&ust=1450459757284499> This e-mail and any files transmitted with it are property of Indiana Members Credit Union, are confidential, and are intended solely for the use of the individual or entity to whom this e-mail is addressed. If you are not one of the named recipient(s) or otherwise have reason to believe that you have received this message in error, please notify the sender and delete this message immediately from your computer. Any other use, retention, dissemination, forwarding, printing, or copying of this email is strictly prohibited. Please consider the environment before printing this email.
