1	#include <stdio .h>
2	… // Standard ns–3 modules are omitted.
3	#include “ns3/symphony–module.h”
4	using namespace ns3;
5	int main(int argc, char *argv[]) {
6	…
7	TosNodeContainer c; //enables TinyOS nodes
8	c.Create(10, “libtossecurity .so”); // creates ten nodes with os the image to libtossecurity .so
9	TosHelper wifi;
10	wifi.SetStandard(ZIGBEE_PHY_STANDARD_802154); //creates wireles standard
11	wifi.SetNodeModel(“tos–security.xml”);
12	YansTosPhyHelper wifiPhy = YansTosPhyHelper::Default(); //creates wifi channel
13	wifiPhy.Set(“RxGain”, DoubleValue(0));
14	…
15	TosNetDeviceContainer devices = wifi.Install(wifiPhy, c); //installs wifi devices
16	TosMobilityHelper mobility;
17	…
18	}