Windows XP:

 CLick Start

Click Control Panel

Click Network Connections

Click Create New Connection

Click Next

Click Connect To Internet

Click Set Up My Connection Manually

Click Next

Click Connect Using A Dial Up Modem

Click Next

Type Eircom

Click Next

Type 1892150150

Click Next

Click Next

(If you want ashortcut to connect on your desktop, click Add A Shortcut To This Connection To My Desktop)

Click Finish