ok here is the problem i can not connect to a friend i get an error message that says "The party may have an incompatible network setup. you have an open NAT which is most flexible. visit
www.bungie.net/router for more information" ok well i thought it was just him but now its not I cannot connect to any friend but I can still play matchmaking and play with strangers but I can never join my friends parties but everything else works fine. is anyone else having a problem like this or is it just me? and how can i fix this?