测试代码如下：
# This script is created by NSG2 beta1
# <http://wushoupong.googlepages.com/nsg>
#===================================
# Simulation parameters setup
#===================================
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) 37 ;# number of mobilenodes
set val(rp) AntSense ;# routing protocol
set val(x) 3062 ;# X dimension of topography
set val(y) 100 ;# Y dimension of topography
set val(stop) 32.0 ;# time of simulation end
#===================================
# Initialization
#===================================
#Create a ns simulator
set ns [new Simulator]
#Setup topography object
set topo [new Topography]
$topo load_flatgrid $val(x) $val(y)
create-god $val(nn)
#Open the NS trace file
set tracefile [open antsense.tr w]
$ns trace-all $tracefile
#Open the NAM trace file
set namfile [open antsense.nam w]
$ns namtrace-all $namfile
$ns namtrace-all-wireless $namfile $val(x) $val(y)
set chan [new $val(chan)];#Create wireless channel
#===================================
# Mobile node parameter setup
#===================================
$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) \
-channel $chan \
-topoInstance $topo \
-agentTrace ON \
-routerTrace ON \
-macTrace ON \
-movementTrace ON
#===================================
# Nodes Definition
#===================================
#Create 37 nodes
set n0 [$ns node]
$n0 set X_ 201
$n0 set Y_ 401
$n0 set Z_ 0.0
$ns initial_node_pos $n0 20
set n1 [$ns node]
$n1 set X_ 300
$n1 set Y_ 404
$n1 set Z_ 0.0
$ns initial_node_pos $n1 20
set n2 [$ns node]
$n2 set X_ 399
$n2 set Y_ 400
$n2 set Z_ 0.0
$ns initial_node_pos $n2 20
set n3 [$ns node]
$n3 set X_ 498
$n3 set Y_ 402
$n3 set Z_ 0.0
$ns initial_node_pos $n3 20
set n4 [$ns node]
$n4 set X_ 299
$n4 set Y_ 299
$n4 set Z_ 0.0
$ns initial_node_pos $n4 20
set n5 [$ns node]
$n5 set X_ 402
$n5 set Y_ 299
$n5 set Z_ 0.0
$ns initial_node_pos $n5 20
set n6 [$ns node]
$n6 set X_ 499
$n6 set Y_ 301
$n6 set Z_ 0.0
$ns initial_node_pos $n6 20
set n7 [$ns node]
$n7 set X_ 300
$n7 set Y_ 202
$n7 set Z_ 0.0
$ns initial_node_pos $n7 20
set n8 [$ns node]
$n8 set X_ 198
$n8 set Y_ 204
$n8 set Z_ 0.0
$ns initial_node_pos $n8 20
set n9 [$ns node]
$n9 set X_ 402
$n9 set Y_ 198
$n9 set Z_ 0.0
$ns initial_node_pos $n9 20
set n10 [$ns node]
$n10 set X_ 503
$n10 set Y_ 198
$n10 set Z_ 0.0
$ns initial_node_pos $n10 20
set n11 [$ns node]
$n11 set X_ 604
$n11 set Y_ 301
$n11 set Z_ 0.0
$ns initial_node_pos $n11 20
set n12 [$ns node]
$n12 set X_ 603
$n12 set Y_ 396
$n12 set Z_ 0.0
$ns initial_node_pos $n12 20
set n13 [$ns node]
$n13 set X_ 602
$n13 set Y_ 200
$n13 set Z_ 0.0
$ns initial_node_pos $n13 20
set n14 [$ns node]
$n14 set X_ 700
$n14 set Y_ 404
$n14 set Z_ 0.0
$ns initial_node_pos $n14 20
set n15 [$ns node]
$n15 set X_ 701
$n15 set Y_ 302
$n15 set Z_ 0.0
$ns initial_node_pos $n15 20
set n16 [$ns node]
$n16 set X_ 701
$n16 set Y_ 201
$n16 set Z_ 0.0
$ns initial_node_pos $n16 20
set n17 [$ns node]
$n17 set X_ 801
$n17 set Y_ 203
$n17 set Z_ 0.0
$ns initial_node_pos $n17 20
set n18 [$ns node]
$n18 set X_ 795
$n18 set Y_ 299
$n18 set Z_ 0.0
$ns initial_node_pos $n18 20
set n19 [$ns node]
$n19 set X_ 799
$n19 set Y_ 400
$n19 set Z_ 0.0
$ns initial_node_pos $n19 20
set n20 [$ns node]
$n20 set X_ 901
$n20 set Y_ 299
$n20 set Z_ 0.0
$ns initial_node_pos $n20 20
set n21 [$ns node]
$n21 set X_ 897
$n21 set Y_ 399
$n21 set Z_ 0.0
$ns initial_node_pos $n21 20
set n22 [$ns node]
$n22 set X_ 899
$n22 set Y_ 200
$n22 set Z_ 0.0
$ns initial_node_pos $n22 20
set n23 [$ns node]
$n23 set X_ 999
$n23 set Y_ 199
$n23 set Z_ 0.0
$ns initial_node_pos $n23 20
set n24 [$ns node]
$n24 set X_ 1003
$n24 set Y_ 305
$n24 set Z_ 0.0
$ns initial_node_pos $n24 20
set n25 [$ns node]
$n25 set X_ 1001
$n25 set Y_ 398
$n25 set Z_ 0.0
$ns initial_node_pos $n25 20
set n26 [$ns node]
$n26 set X_ 99
$n26 set Y_ 300
$n26 set Z_ 0.0
$ns initial_node_pos $n26 20
set n27 [$ns node]
$n27 set X_ 1201
$n27 set Y_ 300
$n27 set Z_ 0.0
$ns initial_node_pos $n27 20
set n28 [$ns node]
$n28 set X_ 1197
$n28 set Y_ 243
$n28 set Z_ 0.0
$ns initial_node_pos $n28 20
set n29 [$ns node]
$n29 set X_ 1201
$n29 set Y_ 201
$n29 set Z_ 0.0
$ns initial_node_pos $n29 20
set n30 [$ns node]
$n30 set X_ 1197
$n30 set Y_ 348
$n30 set Z_ 0.0
$ns initial_node_pos $n30 20
set n31 [$ns node]
$n31 set X_ 1197
$n31 set Y_ 399
$n31 set Z_ 0.0
$ns initial_node_pos $n31 20
set n32 [$ns node]
$n32 set X_ 1262
$n32 set Y_ 343
$n32 set Z_ 0.0
$ns initial_node_pos $n32 20
set n33 [$ns node]
$n33 set X_ 1256
$n33 set Y_ 243
$n33 set Z_ 0.0
$ns initial_node_pos $n33 20
set n34 [$ns node]
$n34 set X_ 1301
$n34 set Y_ 302
$n34 set Z_ 0.0
$ns initial_node_pos $n34 20
set n35 [$ns node]
$n35 set X_ 1383
$n35 set Y_ 302
$n35 set Z_ 0.0
$ns initial_node_pos $n35 20
set n36 [$ns node]
$n36 set X_ 1570
$n36 set Y_ 304
$n36 set Z_ 0.0
$ns initial_node_pos $n36 20
#===================================
# Agents Definition
#===================================
#Setup a TCP connection
set tcp0 [new Agent/TCP]
$ns attach-agent $n26 $tcp0
set sink1 [new Agent/TCPSink]
$ns attach-agent $n36 $sink1
$ns connect $tcp0 $sink1
$tcp0 set packetSize_ 1500
#===================================
# Applications Definition
#===================================
#Setup a CBR Application over TCP connection
set cbr0 [new Application/Traffic/CBR]
$cbr0 attach-agent $tcp0
$cbr0 set packetSize_ 1000
$cbr0 set rate_ 1.0Mb
$cbr0 set random_ null
$ns at 1.0 "$cbr0 start"
$ns at 2.0 "$cbr0 stop"
#===================================
# Termination
#===================================
#Define a 'finish' procedure
proc finish {} {
global ns tracefile namfile
$ns flush-trace
close $tracefile
close $namfile
exec nam antsense.nam &
exit 0
}
for {set i 0} {$i < $val(nn) } { incr i } {
$ns at $val(stop) "\$n$i reset"
}
$ns at $val(stop) "$ns nam-end-wireless $val(stop)"
$ns at $val(stop) "finish"
$ns at $val(stop) "puts \"done\" ; $ns halt"
$ns run