selinux was enabled
you need to add the port 587 to http_port_t
semanage port -m -t http_port_t -p tcp 587 # so that haproxy can bind to port 587
also need to open port 587 in firewall
firewall-cmd --permanent --add-port=587/tcp
firewall-cmd --reload
免责声明：本站发布的内容（图片、视频和文字）以原创、转载和分享为主，文章观点不代表本网站立场，如果涉及侵权请联系站长邮箱：is@yisu.com进行举报，并提供相关证据，一经查实，将立刻删除涉嫌侵权内容。
