MeetMeCount( ) Counts the number of participants in a MeetMe conference
MeetMeCount(confno[,variable])
Plays back the number of users in the MeetMe conference identified by confno. If a variable is specified by the variable argument, playback will be skipped and the count will be assigned to variable.
Returns 0 on success or -1 on a hangup.
; count the number of users in conference 501, and assign that number
to ${COUNT}
exten => 123,1,MeetMeCount(501,COUNT)