I want to install a new firewall or to open some ports on this one. . but i don’t know where I can find and uninstall or install it. . can u help me ?

Tags: , , , ,

Categories: Linux


One Response to “Can you tell me how to fins what firewall I have in debian linux?”

  1. sovbob says:

    Chances are, you’re either using iptables or (if it’s a very old distribution) ipchains.

    Essentially you create rules for iptables (for example, by default deny incoming connections, excpet this port, this port, and this port, etc)

    You can read up on iptables at

Leave a Reply