code: public void onRtpSent(RtpPacket packet) {
  		this.rtpTxPackets++;
  		this.rtpTxOctets += packet.getPayloadLength();
  		this.rtpSentOn = this.wallClock.getCurrentTime();
  		this.rtpTimestamp = packet.getTimestamp();
  		/*
  		 * If the participant sends an RTP packet when we_sent is false, it adds
  		 * itself to the sender table and sets we_sent to true.
  		 */
  		if (!this.weSent) {
  			addSender(Long.valueOf(this.ssrc));
  		}
  	}
docs: /*
  EVENTS