APF stands for Advanced Policy Firewall. “APF is a policy based iptables firewall system designed for ease of use and configuration. It employs a subset of features to satisfy the veteran Linux user and the novice alike.” (from the APF home page) In layman’s terms, a firewall is a piece of software which blocks software ports […]
When debug mode is enabled, all firewall rules are flushed every 5 minutes to prevent being locked out of the server due to a firewall misconfiguration.
Firewall IP Address Reference Simple Syntax The simplest syntax is just a single valid IP address. For example, 192.168.1.10 and 169.254.43.11 are valid entries. You can also enter masked IP addresses which allows you to cover an entire range of IPs. For example, 10.0.1.0/24 and 192.0.0.0/8 are valid entries. Advanced Syntax The advanced IP syntax not only gives you control over the IP […]
Manage Firewall Rules The following procedures explain how to manage custom port access rules. You can add new open ports, and edit, close, or delete existing ports. Procedure – Add a Port: Click the Server menu item if it is not already open. Click the Firewall menu item. Locate the Port Access section. Type in the port number you wish to […]
InterWorx Control Panel integrates with the APF iptables firewall system. Uses have fine grained control over the firewall configuation on the server, including individual port control, and global IP access and deny lists. The following procedures explain how to configure firewall options using InterWorx Control Panel. The most common configuration options are exposed in the InterWorx […]