artilla's blog

vi /etc/ssh/sshd_config firewall-cmd --permanent --zone=public --add-port=xxx/tcp firewall-cmd --reload systemctl restart sshd.service when failed to restart, yum install policycoreutils-python semanage port -a -t ssh_port_t -p tcp xxxx systemctl restart sshd.service

When unable to connect to parse-server by parse-dashboard at CentOS 7, open server port(1337) by firewall change serverURL localhost to ip