gistfile1

# Based on simple-wireless.tcl

# ======================================================================
# Options
# ======================================================================
set val(chan)           Channel/WirelessChannel    ;# channel type
set val(prop)           Propagation/TwoRayGround   ;# radio-propagation model
set val(netif)          Phy/WirelessPhy            ;# network interface type
set val(mac)            Mac/802_11                 ;# MAC type
set val(ifq)            Queue/DropTail/PriQueue    ;# interface queue type
set val(ll)             LL                         ;# link layer type
set val(ant)            Antenna/OmniAntenna        ;# antenna model
set val(ifqlen)         50                         ;# max packet in ifq
set val(nn)             2                          ;# number of mobilenodes
set val(rp)             AODV                       ;# routing protocol

# ======================================================================
# Main Program
# ======================================================================

#
# Initialize Global Variables
#
set ns [new Simulator]
set tr [open simple.tr w]
$ns trace-all $tr

# set up topography object
set topo [new Topography]

$topo load_flatgrid 500 500

#
# Create God
#
create-god $val(nn)

#
#  Create the specified number of mobilenodes [$val(nn)] and "attach" them
#  to the channel. 
#  Here two nodes are created : node(0) and node(1)

# configure node

        $ns node-config -adhocRouting $val(rp) \
			 -llType $val(ll) \
			 -macType $val(mac) \
			 -ifqType $val(ifq) \
			 -ifqLen $val(ifqlen) \
			 -antType $val(ant) \
			 -propType $val(prop) \
			 -phyType $val(netif) \
			 -channelType $val(chan) \
			 -topoInstance $topo \
			 -agentTrace ON \
			 -routerTrace ON \
			 -macTrace ON \
			 -movementTrace OFF			
			 
	for {set i 0} {$i < $val(nn) } {incr i} {
		set node_($i) [$ns node]	
		$node_($i) random-motion 0; # disable random motion
	}

#
# Provide initial (X,Y, for now Z=0) co-ordinates for mobilenodes
#
#$node_(0) set X_ 5.0
#$node_(0) set Y_ 2.0
#$node_(0) set Z_ 0.0
#
#$node_(1) set X_ 390.0
#$node_(1) set Y_ 385.0
#$node_(1) set Z_ 0.0

#
# Now produce some simple node movements
# Node_(1) starts to move towards node_(0)
#
#$ns_ at 50.0 "$node_(1) setdest 25.0 20.0 15.0"
#$ns_ at 10.0 "$node_(0) setdest 20.0 18.0 1.0"

# Node_(1) then starts to move away from node_(0)
#$ns_ at 100.0 "$node_(1) setdest 490.0 480.0 15.0" 


# ------------------------------------------------
# CREATE TRAFFIC
#-------------------------------------------------
# Setup traffic flow between nodes
# TCP connections between node_(0) and node_(1)

set tcp [new Agent/TCP]
#$tcp set class_ 2
set sink [new Agent/TCPSink]

$ns attach-agent $node_(0) $tcp
$ns attach-agent $node_(1) $sink
$ns connect $tcp $sink
$tcp set fid_ 1

set ftp [new Application/FTP]
$ftp attach-agent $tcp
$ns at 10.0 "$ftp start" 

#
# Tell nodes when the simulation ends
#
for {set i 0} {$i < $val(nn) } {incr i} {
    $ns at 110.0 "$node_($i) reset";
}

$ns at 110.0 "stop"
$ns at 110.01 "puts \"NS EXITING...\" ; $ns halt"
proc stop {} {
    global ns tr
    $ns flush-trace
    close $tr
}

puts "Starting Simulation..."
$ns run