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Have Lost Connection to the Internet

Posted: Wed Dec 05, 2007 1:41 pm
by oldbob
Problem:
My Thinkpad notebook/Realtek LAN card will no longer connect to internet after I installed [then removed] the Guard Dog firewall.

I suspect there may be "orphan files" left from the Guard Dog installation but I have no idea where to find them or how to "clear" them.

Also the PCLOS Control Center > Network & Internet > Wireless Connection shows a Belkin card "network connection" that is no longer installed but has 5 green bars !!! I now have TWO connections - (1) the library hot spot and (2) the Belkin card. The library has the green circle.

I don't think this is blocking my connecting to the internet BUT how do I remove it I only borrowed the Belkin card and have no plans to use it.

Posted: Wed Dec 12, 2007 2:32 am
by michaaa62
Hi
I do not know how PCLinux handles the /etc/network/interfaces or /etc/networking/interfaces file. First of all make sure your eth0 (LAN) is set up automatically

Code: Select all

auto lo eth0
May be this part got lost after the installation or deinstallation of the wlan card.
Then check if the still is a proxy running, in a terminal

Code: Select all

ps -A
Decide for yourself. Check for still activated proxy setting in your browsers preferences and ofcourse i other related application as well (mail, torrent, ssh and so on).

Good luck
Micha

Posted: Thu Dec 20, 2007 3:54 pm
by oldbob
F.Y.I.

Turns out that the "orphan files" were the iptables installed by Guard Dog firewall. After removing them I got my internet connection back.