mails are not going out of linux server


echo "test"|mailx "test" vaddicloud@gmail.com

verified maillog

vi /var/log/maillog

error:  sendmail[1785257]: 2ASIU1Gw1785257: to=root, ctladdr=root (0/0), delay=00:00:0.1] [127.0.0.1], dsn=4.0.0, stat=Deferred: Connection refused by [127.0.0.1]


 mailq ===> showing some mails in queue

whether server is using mailx or postfix commands to send emails

root@xxxx1 ~]#  systemctl restart mailx

Failed to restart mailx.service: Unit mailx.service not found. 

mailx service is not enabled in the server


Fix: server is using postfix to send emails

systemctl restart postfix




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