Modifying Firewall Rules
- In the ECS list, locate the required ECS and click Remote Login.
- Enter the username and password. After the login is successful, run the following command to check the iptables configuration:
iptables -S

- The port next to --dport indicates the port that can be accessed.
- Perform the following operations to ensure that the port can be accessed:
- Add an iptables rule to allow access to the port.
- Run the following command to disable the firewall:
systemctl stop iptables