ISP-fW is a firewall script that provides port forwarding, packet filtering, stateful packet inspection, port redirection, masquerading, SNAT/ DNAT, TOS, and never the last it generates htb rules for bandwidth management. With ISP-fw, you can turn a PC into a gateway with shaping capabilities.
Let’s begin:
I will assume that you have installed Linux on your box. I use a Debian machine so this tutorial will be for Debian Linux but should not differ much from the rest of the distros.
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