how to install cod 4 to play multiplayer

Cod 4 download link:
https://thepiratebay.se/.../Call_of_duty_4_%20%5BPC-DVD%5D%20_%...
patch v1.6 and v1.7:
1.6: http://www.gamershell.com/download_27186.shtml
1.7:http://www.gamershell.com/download_28304.shtml

cod 4 sp and mp crack link:
sp:http://www.mediafire.com/download/xvb0fdk7nxxxi86/iw3sp.exe
mp:http://www.mediafire.com/download/xvb0fdk7nxxxi86/iw3sp.exe
cod 4 online servers link:https://www.gametracker.com/search/cod4/