You must give the account a name. You can use anything here, but if you have multiple accounts it must be unique.
Specify the phone number to dial. You may use characters such as ``-'' to make the number more legible. If you concatenate a series of numbers (separated by a colon) kppp will try these numbers in a cyclic order whenever it receives a busy signal. Example: "1111111:2222222:3333333"
Choose the appropriate method of authentication that kppp should use to log into the server. Check with your provider whether he offers PAP or CHAP support or if you have to use a script or terminal-based login method.
Check this option if you want kppp to remember your password at the next session.
kppp will attempt to execute the command specified here once a ppp link has been set up.
kppp will run the command before closing the connection. This will be useful if you have to change any route or address before you leave the net.
analogue with previous item.
This will bring up the pppd arguments dialog. You may use this dialog to add any desired options that you want kppp to hand to pppd. See the pppd man page for a list of available options. Unless you know exactly what you are doing you should restrain from tinkering with the pppd options.