Script NS Simulator

Gambar : Dekstop NS / Nam Simulator.

contoh listing NS Simulator yang kami SAVE dengan nama File Lucid-dsdv-8.tcl
Pengetikan Listing / Script menggunakan Editor Text.


sbb:

Phy/WirelessPhy set freq_ 2.472e9
Phy/WirelessPhy set RXThresh_ 2.025e-12; # >300m radius
Phy/WirelessPhy set CSThresh_ [expr 0.9*[Phy/WirelessPhy set RXThresh_]]
Phy/WirelessPhy set bandwidth_ 11.0e6
Mac/802_11 set dataRate_ 11Mb
Mac/802_11 set basicRate_ 2Mb
Antenna/OmniAntenna set Z_ 1.5
Antenna/OmniAntenna set Gt_ 1
Antenna/OmniAntenna set Gr_ 1
set val(chan) Channel/WirelessChannel ;
set val(prop) Propagation/TwoRayGround ;
set val(netif) Phy/WirelessPhy ;
set val(mac) Mac/802_11 ;
set val(ifq) Queue/DropTail/PriQueue ;
set val(ll) LL ;
set val(ant) Antenna/OmniAntenna ;
set val(ifqlen) 30 ;
set val(nn) 8 ;
set val(rp) DSDV ;
set val(x) 1000 ;
set val(y) 1000 ;
set val(stop) 110 ;
set ns [new Simulator]
set tracefd [open LUCID_DSDV8.tr w]
set winFile [open CwMdsdv_8 w]
set namtracefd [open namwrls-lucid.nam w]
$ns trace-all $tracefd
$ns use-newtrace
$ns namtrace-all-wireless $namtracefd $val(x) $val(y)
set topo [new Topography]
$topo load_flatgrid $val(x) $val(y)
create-god $val(nn)
$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 $topo \
-agentTrace ON \
-routerTrace ON \
-macTrace OFF \
-movementTrace OFF \
for {set i 0} {$i < $val(nn) } {incr i} {
set node_($i) [$ns node]
}
$node_(0) set X_ 200.0
$node_(0) set Y_ 200.0
$node_(0) set Z_ 0.0
$node_(4) set X_ 500.0
$node_(4) set Y_ 200.0
$node_(4) set Z_ 0.0
$node_(7) set X_ 800.0
$node_(7) set Y_ 200.0
$node_(7) set Z_ 0.0
$node_(3) set X_ 500.0
$node_(3) set Y_ 460.0
$node_(3) set Z_ 0.0
$node_(2) set X_ 200.0
$node_(2) set Y_ 460.0
$node_(2) set Z_ 0.0
$node_(5) set X_ 650.0
$node_(5) set Y_ 330.0
$node_(5) set Z_ 0.0
$node_(6) set X_ 800.0
$node_(6) set Y_ 460.0
$node_(6) set Z_ 0.0
$node_(1) set X_ 350.0
$node_(1) set Y_ 330.0
$node_(1) set Z_ 0.0
$ns at 5.0 "$node_(0) setdest 800.0 460.0 3.0"
$ns at 7.0 "$node_(4) setdest 350.0 330.0 3.0"
$ns at 15.0 "$node_(1) setdest 450.0 330.0 3.0"
$ns at 25.0 "$node_(3) setdest 650.0 330.0 3.0"
$ns at 25.0 "$node_(5) setdest 500.0 460.0 3.0"
$ns at 30.0 "$node_(6) setdest 800.0 200.0 3.0"
$ns at 30.0 "$node_(7) setdest 800.0 460.0 3.0"
$ns at 40.0 "$node_(6) setdest 200.0 460.0 3.0"
$ns at 40.0 "$node_(2) setdest 800.0 460.0 3.0"
$ns at 50.0 "$node_(0) setdest 500.0 460.0 3.0"
$ns at 75.0 "$node_(6) setdest 200.0 200.0 3.0"
$ns at 100.0 "$node_(0) setdest 800.0 460.0 3.0"
set tcp [new Agent/TCP]
set sink [new Agent/TCPSink]
$ns attach-agent $node_(0) $tcp
$ns attach-agent $node_(6) $sink
$ns connect $tcp $sink
set ftp [new Application/FTP]
$ftp attach-agent $tcp
$ns at 0.1 "$ftp start"
for {set i 0} {$i < $val(nn) } {incr i} {
$ns initial_node_pos $node_($i) 60
}
for {set i 0} {$i < $val(nn) } {incr i} {
$ns at $val(stop) "$node_($i) reset"
}
$ns at $val(stop) "stop"
proc plotWindow {tcpSource file} {
global ns
set time 0.1
set now [$ns now]
set cwnd [$tcpSource set cwnd_]
puts $file "$now $cwnd"
$ns at [expr $now+$time] "plotWindow $tcpSource $file" }
$ns at 0.1 "plotWindow $tcp $winFile"
proc stop {} {
global ns tracefd namtracefd
$ns flush-trace
close $tracefd
close $namtracefd
exec nam namwrls-lucid.nam &
exit 0
}
$ns run

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