Description: Sharing a single Internet connection  
Platform: Windows XP
If you have two or more computers in a network but only one Internet connection it is possible to share that Internet connection without any expensive software. Do the fallowing click on Start --> Control Panels --> Network Connections --> click on the connection that you want to share and then click on the "Change setting of this connection" option in the Network Tasks menu. Go to the Advanced tab and select the option " Allow other network users to connect through this computer's Internet connection" . To finish click on OK.