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Re^2: STARTTLS Failureby tultalk (Monk) |
on May 04, 2018 at 12:52 UTC ( [id://1214053]=note: print w/replies, xml ) | Need Help?? |
Hi: I have already looked at that and several others I my have to do that as a fallback, but that ruins my "learning experience". Or perhaps that would be a better learning experience. Thanks for suggestion When I go through the steps using openssl, after the STARTTLS and the go ahead I send EHLO and the server sends back expected responses the I send the AUTH PLAIN and it is accepted. Perhaps openssl is doing something with negotiations in background of which I am unaware RFC 3207 shows a typical exchange:
I don't know specifically what these three example communications are: C: <starts TLS negotiation> C & S: <negotiate a TLS session> C & S: <check result of negotiation>. Using openssl I go from S: 220 Go ahead to EHLO and it works up to the pint of a cert failure when I send the RCPT TO:
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