Setting up a dial up connection in Ubuntu
Ubuntu includes some useful utilities to get your dial-up connection up and running. Here are the ways you can connect to your dialup connection:
1)Using your networking option in Ubuntu
3)using kppp (For Kubuntu)
4)using wvdialconf & wvdial
5)using pppconfig & pon/poff
First thing you need to do is to make sure your modem drivers are installed or not.