sendmail

Sendmail configuration to use GMAIL

Verification that certificate works [root@drasnar mail]# openssl s_client -connect smtp.gmail.com:25 -starttls smtp -CApath /etc/ssl/certs CONNECTED(00000003) depth=2 C = US, O = GeoTrust Inc., CN = GeoTrust Global CA verify error:num=20:unable to get local issuer certificate verify return:0 result…

Fedora configure sendmail

Overview The motivation to configure sendmail as a client for Simple Mail Transfer Protocol with SSL (SMTPS) came about when I switched ISP’s and the new service required authentication as well as the use of port 465 to submit…