Em 20/07/2020 22:44, Viktor Dukhovni escreveu:
If CentOS 8 requires a default floor of TLS 1.2, and have not patched Postfix to relax that system-default constraint, then you're stuck with TLS >= 1.2 until a suitable work-around is made available in their Postfix package.
You nailed it, Viktor and Xavier, it was the default system-wide setup on the CentOS 8 OS from file
/usr/share/crypto-policies/DEFAULT/opensslcnf.txt setting MinProtocol to TLSv1 there did the trick. Thank you guys! -- Atenciosamente / Sincerily, Leonardo Rodrigues Solutti Tecnologia http://www.solutti.com.br Minha armadilha de SPAM, NÃO mandem email gertru...@solutti.com.br My SPAMTRAP, do not email it