nl_tokens: a timer : a - > a Notify ping that its pong has arrived . This restarts the retry Counter thus ensuring that the session continues on the next interval . Calling pong more than once per interval is noop .
pl_tokens: function pong ( timer ) { if ( ! timer . state . receivedPong ) { log ( '< pong' ) ; timer . state . receivedPong = <mask> ; timer . state . retryCounter . reset ( ) ; timer . state . roundsCount ++ ; } return timer ; }