文档介绍：dd综合代码(DD integrated code)
1: directed diffusion algorithm test script (.Tcl)
# ======================================================================
# Define options
# ======================================================================
Set opt (Chan) Channel/WirelessChannel # physical channel type wireless channel
Set opt (prop) Propagation/TwoRayGround # wireless transmission model is woRayGround
Set opt (netif) Phy/WirelessPhy # network interface type is wireless physical layer
Set opt (MAC) Mac/802_11 #MAC layer protocol using protocol
Set opt (IFQ) Queue/DropTail/PriQueue # interface queue type IFQ queue
Set opt (LL) LL # logical link layer type LL layer
Set opt (ANT) Antenna/OmniAntenna # wireless model is an
omnidirectional antenna
Set opt (ifqlen) 50; max packet in IFQ # network interface queue size 50
Set opt (seed) 0; seed for random number Gen. # set random seed
Set opt (TR) ""; trace file #
Set opt (NAM) ""; Nam file #
Set opt (engmodel) EnergyModel; # energy model
Set opt (txPower) ; # transmission energy;
Set opt (rxPower) ; # accept energy;
Set opt (idlePower) ; # standby energy;
Set opt (initeng) 10000; Initial energy in # total energy Joules
Set opt (logeng) "off"; log energy every 1 second # logarithmic energy per second
Set opt (LM) "off"; log movement # logarithmic motion
Set opt (x) 800; X dimension of the topography # set topology - length 800M
Set opt (y) 800; Y dimension of the topography #
Set opt (NN) 30; number of nodes # nodes
Set opt (stop) simulation time 20; # simulation time
Set opt (prestop) 19; #time to prepare to stop to stop time
Set opt (God) off
Set opt (TRAF) "/home/Administrator/ns-allinone---30-1-1-1-1-6-"; traffic file # node file
Set opt (TOPO) "/home/Administrator/ns-allinone---800x800-30-500--1"; # topology file scene file
Set opt (onoff) "#node on-off";
Set opt (adhocRouting) DIFFUSI