What is a jtag

A jtag is made by modders. It enables you to host mw2 tenth prestige lobbies, glitch hacks, it lets you de rank people. You can go online but you have to have never upgraded to the new dashboard. Its super easy to get banned but they came out with a way to unban the xbox by getting a rrod death xbox and swapping the cpu keys or some type of key and it pretty much is like telling your system that it has the red ring of death but in actuality it lets you play. But, the xbox can keep getting banned