For Linux VPS and Windows VPS Managed in the Cloud Panel

You can change a firewall policy at any time. To change a firewall policy, follow the steps below:

  • Log in to your IONOS account.
  • Click Menu > Server & Cloud in the title bar. If you have multiple contracts, select the desired Server & Cloud contract.

  • In the Network > Firewall Policies section, select the desired server.

  • Select the firewall.

 

  • In the Configuration section, you can customize the incoming firewall rules.

To manually customize a firewall rule, click next to the rule you want to edit. Then, customize the configuration:


Custom Firewall Rule

Allowed IP: Enter the desired IP address for which access should be allowed. Alternatively, you can enter a desired IP address range in the following format: 217.12.1.5-217.12.1.128

Protocol: Select the desired protocol.

Port(s): Enter the desired port. Alternatively, you can enter a port range or multiple ports. To create a rule for a port range, enter the lower and upper range values. Separate these values with a hyphen. Example: 4000-5000.

Description: Enter a description for the firewall rule.


Predefined Firewall Rule

To add a predefined firewall rule, click Insert Default Values. Then, select the rule you want and manually adjust it if necessary.

Some of the available rules are listed below:

Block all ports: Blocks all incoming ports from the server.

Open all ports: Opens all incoming ports of the server.

HTTP: Opens port 80 for incoming requests.

  • To save the change, click .

To delete a firewall rule, click .
To add a new firewall rule, enter the desired values in the last row of the table. To save the firewall rule, click .
To reset a new firewall rule, click .

The firewall policy is configured.