}
protected static void addHeaders(Message msg) {
TpHeader tp_hdr=new TpHeader("DemoChannel2");
msg.putHeader(UDP_ID, tp_hdr);
PingHeader ping_hdr=new PingHeader(PingHeader.GET_MBRS_REQ).clusterName("demo-cluster");
msg.putHeader(PING_ID, ping_hdr);
NakAckHeader nak_hdr=NakAckHeader.createXmitRequestHeader(100, 104, null);
msg.putHeader(NAKACK_ID, nak_hdr);
}