when A sends a message to B then A must recieve an ack from B for that
message.... A listens some time for ack... if there is no ack then the user is
marked as offline and user is told that message has not reached the destination
Original issue reported on code.google.com by Tartu...@gmail.com on 11 Dec 2012 at 11:37
Original issue reported on code.google.com by
Tartu...@gmail.com
on 11 Dec 2012 at 11:37