2022-05-14 495 0

1、配置hosts映射2、安装Postfix与Mailx工具12345[root@mail ~]# yum -y install postfix mailx[root@mail ~]# systemctl start postfix[root@mail ~]# systemctl enable postfix[root@mail ~]# netstat -anput | grep 25tcp 0 0 0.0.0.0:25 0.0.0.0:*