The protocol is really easy about this. when you query, it tells you how many messages are available. you can choose to fetch them or set the timestamp to the current time and ignore them. It works via a last read timestamp. no problem
The protocol is really easy about this. when you query, it tells you how many messages are available. you can choose to fetch them or set the timestamp to the current time and ignore them. It works via a last read timestamp. no problem