i was just downloading the demo and today few times it dissconnect and connected 3 to 4 times now it is not connecting to xbox live it says go test connection when i try test connection is says network adopter is disconnect then for check in plug out the ethernet outofmy 360 and put in my computer lan card then net is working fine i can view browser and download some program then i put ethernet in my 360 it is still not connecting can anyone please tell me