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How to modify the remote port in CentOS 7 and 8
- Author：杰克
- Category：Server Maintain
- Release Time：2022-11-06
1. SSH remote login server
2. Enter (change port policy, allow firewall through policy, restart ssh):
(Example: port 2245)
sed -i 's/^Port.*/Port 2245/' /etc/ssh/sshd_config
firewall-cmd --zone=public --add-port=2245/tcp --permanent
firewall-cmd --reload
systemctl restart sshd
3. Re-login to SSH
4. CentOS7 and 8 complete the port modification operation
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