Support PING (XMPP-side)
An XMPP client can do that to check if he still is in the room
(from redmine: created on 2014-11-05, closed on 2014-11-12, duplicates #2569 (closed))
An XMPP client can do that to check if he still is in the room
(from redmine: created on 2014-11-05, closed on 2014-11-12, duplicates #2569 (closed))