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Firewall Configuration

This guide walks you through the main pages of the NetFoundry zLAN firewall configuration process, as shown in the screenshots below.

Firewall Details Page​

Firewall Details Page

The Details page provides an overview of your firewall instance, including its status, name, description, and detected network interfaces. Here you can:

  • View basic information about the firewall
  • See which interfaces are available for configuration
  • Check the current state (online, offline, not configured)

Firewall Configuration Page​

Firewall Config Page

The Configuration page allows you to set global and per-interface options for your firewall, such as:

  • Allow ICMP (ping)
  • Allow SSH
  • Enable masquerade (NAT)
  • Enable or disable discovery mode on interfaces
  • Enable VRRP protocol
  • Enable OSPF protocol

Adjust these settings to match your security requirements, then proceed to save or review your configuration.

Firewall Rules Page​

Firewall Rules Page

The Rules page displays all active firewall rules. Here you can:

  • Add, edit, or remove rules
  • Specify allowed or blocked traffic by protocol, port, source, and destination
  • Organize rules by priority

Use this page to fine-tune your firewall's behavior and enforce your organization's policies.

Firewall Visualize Page​

Firewall Visualize Page

The Visualize page provides a graphical view of your firewall's configuration and traffic flows. You can:

  • See how rules and policies affect network traffic
  • Identify which interfaces and rules are active
  • Gain insights into traffic patterns and potential issues

This visualization helps you understand the impact of your configuration and troubleshoot as needed.