For most standard configurations filling out the basic PPP dialog box should be enough to get up and running.
電話番号: # for your ISP's modem pool モデムポート: where Linux will find your modem connect to your computer. (use Ctrl-X to should other modems if you have them) PAP認証の利用 : If your ISP says you need it, set it ログイン名: Login Name provided by your ISP パスワード: Password Provided by your ISP
If everything goes well you shoud be able to go into linuxconf|Control Panel|Control PPP/SLIP/PLIP links, select the configuration (usually ppp0) answer yes to the question 'Do you want to activate the network link?' and you should shortly be connected to the internet. Disconecting is done in the same manner except you are asked to disconnect.