// ---------- init ------------//
p2p_client = new P2PClient();        //create new instance
p2p_client.addEventListener(P2PEvent.CONNECTED, onConnect);              // add listener for 'connect' event: it means connection established and you are connected to NetGroup; if you don't need to restore a state - that's enough
p2p_client.addEventListener(P2PEvent.STATE_RESTORED, onStateRestored);   // add listener for 'state_restored' event: it means all previously dispatched messages within the group has been received and ready to be parsed;
p2p_client.listen(messageReceived, "message");   // add listener for messages of a type "message"
p2p_client.connect(new P2PConfig({
                groupName: "example",      // NetGroup name
                saveState: "carview.php?tsp=true"          // restore state from previous messages
            }));
//------------- state restored ---------//
function onStateRestored(e:P2PEvent):void {
    // e.info.state contains an Array of messages
        }
//------------ receive messages --------//
function messageReceived(p:P2PPacket):void{
  // handle message; p.data contains data was sent
}
//------------ send messages ----------//
p2p_client.send(data, type(="default"), system (=true), recipient(="");