halle,i use msn from long time and i never haver problem with videocoll or simply coll,not eveen with istant message.Now videocoll stop work,whit live messenger+plus!i can make audio call and istant msg but any time i try to make a videocall i get problem.Person that send invitation have the"tu tu"audio,person that recive invitation accept invitation but after few second appare the message"impossible connection with",person that send invitation still have the"tu-tu"audio!and i don t change notting else,only make upgrade of msn,not firewall,not antivirus....who can help me,please?thank s for all,Momy