Disable Opportunistic TLS between an Edge Server and a hosted service, such as Exchange Online Protection

I’ve actually had this exact question come up  in a few different cases lately, so I figured a quick Blog post was in order.  There could be numerous reasons that you may need to disable the Opportunistic TLS on your Edge (or Internet) Send Connector, which is enabled by default in Exchange 2007 and above.  While I won’t go…

0