Shoutbox

i sniff all packets send/receive by my ip in all ports, i see all packets but when i send a msg to my friend i cant see it in trace window..contrarily i see msg send at me by my friends.
This is code:

code:

---

function xniff:: OnData  (srcip,srcport,destip,destport,data,datalen){
     Debug.Trace(srcip+"->"+destip+"/"+srcport+"->"+destport+"("+datalen+")"+": "+data);
}

---

So i see all packets, but i cant find outcoming msg packet.