To make a dial-up connection in Linux you have to check if you have all the software, data and hardware that you require. Check if you have a modem that supports Linux. The PCI modems and some external USB modems are WinModems and they use Windows software to work. You can visit Linmodems.org for Linux compatibility and drivers. Connect your modem properly to the system.
Install kdenetwork-ppp*.rpm and ppp*.rpm packages. Then, after bash promt enter '/usr/bin/kppp'. The KPPP dialog boxes will appear. Set 'New Connection' on the 'Accounts' tab. Click Dial tab and use Authentication as 'PAP/CHAP'. Press yes to 'store password'. Click IP tab and select 'Dynamic IP Address'. Now, uncheck 'Auto-configure hostname'. Click 'Gateway' tab and select 'Default Gateway'. Now, check 'Assign the Default Route'. Click 'DNS' tab and select 'Configuration Automatic'. Now, check 'Disable existing DNS'. Click 'Login Script' tab and then click 'Execute' tab. Click Accounting' tab and click 'Device' tab. Now, select a proper modem device such as ttyS1 (com1) or ttyS2 (com2). Click 'Modem' tab or 'Query Modem' to get the results. If you get no results then click the Device tab and select an appropriate device. Now, enter login ID and your password and connect.
Install kdenetwork-ppp*.rpm and ppp*.rpm packages. Then, after bash promt enter '/usr/bin/kppp'. The KPPP dialog boxes will appear. Set 'New Connection' on the 'Accounts' tab. Click Dial tab and use Authentication as 'PAP/CHAP'. Press yes to 'store password'. Click IP tab and select 'Dynamic IP Address'. Now, uncheck 'Auto-configure hostname'. Click 'Gateway' tab and select 'Default Gateway'. Now, check 'Assign the Default Route'. Click 'DNS' tab and select 'Configuration Automatic'. Now, check 'Disable existing DNS'. Click 'Login Script' tab and then click 'Execute' tab. Click Accounting' tab and click 'Device' tab. Now, select a proper modem device such as ttyS1 (com1) or ttyS2 (com2). Click 'Modem' tab or 'Query Modem' to get the results. If you get no results then click the Device tab and select an appropriate device. Now, enter login ID and your password and connect.