Ok so I have been fighing with this problem for about 2 days now. I go to sign in after I test my connection and everything is working fine but as soon as I sign in I get kicked or I get on and the cannot connect to xbox messenger pops up. When that happends same as being offline I cant play my game watch netflixs or use any of the xbox live things. I have a xbox slim and comcast internet. Also I have ports 88-3074-53-80 open and my MTU is at 1500 so WTF am I doning wrong. Please someone help.