I already wrote about Linux command line bittorrent client. However, I received few more queries regarding firewall issues. Basically you need to open ports using iptables. Bittorrent client by default uses tcp 6881 to 6889 ports only. In order to work with Bittorrent client you need to open these ports on firewall. Remember, if you [...]
I use ADSL at home via ISP modem. As soon as my eth0 comes up I would like to have my firewall script get executed and setup the iptables firewall rules for me.
You would like to block all network traffic using iptables firewall under Debian GNU/Linux. This will block all incoming and outgoing traffic including Internet aka ADSL/ppp0 and it is highly recommend. The logic is block everything and allow only required traffic. This can be done with four simple commands: # iptable -F # iptables -P [...]