The advanced firewall tool can be used to create special firewall rules. For instance, you can use this tool to allow connections to webconfig from the Internet – but only from a particular IP address. Please use with caution!
If you did not select this module to be included during the installation process, you must first install the module.
You can find this feature in the menu system at the following location:
An invalid advanced rule will cause the firewall to go into a lock-down mode – all other firewall rules will not be active in this mode.
Allowing Access to Port X from Single Remote IP Address
Allowing Access to Port X on a Virtual IP Address
Forwarding Port X from Single Remote IP Address