Post Tagged with: "internal network"

Linux Firewall Part 5: The GUI Interface

Linux Firewall Part 5: The GUI Interface

Now that you have IPcop installed, you need to configure it.  IPcop provies you with a web interface in which you can configure nearly all of the settings of your new firewall.  To connect, just open up any web browser, and connect to the IP address you set up when you installed the software.  The […]

Linux Firewall Part 2: Determine Your Network Setup

Linux Firewall Part 2: Determine Your Network Setup

Many firewalls make certain assumptions and use several standard conventions.  Understand the standard terminologies and you’ll have an easier time when setting up your firewall. Nearly every firewall’s first level of protection is NAT, or Network Address Translation.  This means that an external address is “translated” from external to internal addresses, so the public never has […]

Linux Firewall Part 4: Installation

Linux Firewall Part 4: Installation

For the purposes of this turotial, I am making several assumptions.  I am assuming that your green network is 192.168.1.x and your orange network is 192.168.15.x.  If you want a different network config, then modify as necessary. If you already have an Internet Router that you’re intending to replace, I recommend some prep-work to make things […]