阿里云服务器使用465端口发送邮件

mkdir ~/.certs#生成证书 echo -n | openssl s_client -connect smtp.163.com:465 | sed -ne '/-BEGIN CERTIFICATE-/,/-END CERTIFICATE-/p' > ~/.certs/mail.crtcertutil -A -n "GeoTrust SSL CA" -t "C,," -d ~/.certs -i ~/.certs/mail.crtcertutil -A -n "GeoTrust Global CA" -t "C,," -d ~/.certs -i ~/.certs/mail.crtcertutil -A -n "GeoTrust SSL CA - G3" -t "Pu,Pu,Pu" -d ~/.certs -i ~/.certs/mail.crt#查看certutil -L -d /root/.certs

[root@iZhp3a7sejwabcxoz89b1yZ ~]# cat /etc/mail.rc set from=xxxx@163.com  set smtp=smtps://smtp.163.com:465  set smtp-auth-user=xxx@163.comset smtp-auth-password=xxxxxxxxxxxxx  set smtp-auth=login set ssl-verify=ignoreset nss-config-dir=/root/.certs

yum install -y  exim mailxsystemctl  start exim.service  mailx -s 'aa' xxxx@163.com  </etc/hosts