Centos 7版本下修改SSH服务端口
yum install openssh-server
vim /etc/ssh/sshd_config
firewall-cmd --zone=public --add-port=10022/tcp --permanent
firewall-cmd --reload
firewall-cmd --zone=public --query-port=10022/tcp
yum provides semanage
yum install policycoreutils-python
semanage port -a -t ssh_port_t -p tcp 10022
semanage port -l | grep ssh
systemctl restart sshd.service