Incoming and outgoing iptables connection tracking are displayed on this WebGUI page.

Legend

This is the legend for the iptables connection tracking.

LAN

In the following diagram, a client from the LAN with IP 192.168.40.1 accesses IPFires webinterface. The TCP protocol with port 444 is used. The connection was established.

Internet

FIXME

DMZ

Here is an example of a connection from a device in the DMZ to the Internet.

Wireless

The Microsoft Messenger, which runs on the client with IP 192.168.49.1 via WLAN, contacts a Microsoft server with destination port 1863.
TCP protocol is used with source port 3607 on the WLAN-client.

In this diagram, two P2P-clients connect with each other. This connection is also established via TCP.

IPFire

FIXME
Here is an example of a connection from IPFire red IP 192.168.2.100 to the Internet IPFire forum.

VPN

FIXME

OpenVPN

FIXME

Multicast

FIXME
Here is an example of a IGMP request from Router IP 192.168.178.1 to the IPFire.