How do i system link can you give me step by step

can someone tell me if it is still possible to system link my retail to my jtag with mw2 tu7 or do i need tu8 can someone plz help me

thanks,
poohbear1

thanks everybody going to update and hopefully start hosting lobbies tonight (but i will be posting again if need be after all i am still a noob)

i am new to jtag modding but i got a jtag for xmas and it is old it has tu6 patches and mods for mw2 so my question is do i delete all the patches and mods for tu6 so i can up grade to tu7 patches a ...

I know i am new here but i would like to be a trusted member so if you want in the Motion Flex v2.1 lobby plz post legit in the reply s and yes this is completely free the only thing i ask is post leg ...