NetMeeting alone supports one to one audio/video and multi party data
calls. The maximum number that can connect in a data call has no limit with
the proviso that the maximum number the connect to a single hoster is
limited by the operating system of the hoster ( Win9x supports 8 -- WinNT
16 WS -26 Sever/ 2000/XP/2003 - I am not totally sure but at least 16.