Created
April 16, 2013 20:38
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##iniciamos | |
set ns [new Simulator] | |
##declaramos el tipo de enrutamiento | |
$ns rtproto LS | |
##archivo para la simulación | |
set nf [open a.nam w] | |
set nt [open trace.tr w] | |
$ns namtrace-all $nf | |
$ns trace-all $nt | |
##Crear archivo | |
set trace [open trace.tr w] | |
$ns trace-all $trace | |
proc finish {} { | |
global ns nf nt | |
$ns flush-trace | |
close $nf | |
close $nt | |
exec nam -a a.nam & | |
exit 0 | |
} | |
##creamos 6 nodos | |
for {set i 0} {$i < 6} {incr i} { | |
set n($i) [$ns node] | |
} | |
##dos nodos centrales | |
set ruter1 [$ns node] | |
set ruter2 [$ns node] | |
##unimos los nodos 0 al 3 con el ruter 1 al igual | |
## del 3 al 6 al ruter 2 | |
for {set i 0} {$i < 3} {incr i} { | |
$ns duplex-link $ruter1 $n($i) 1Mb 10ms DropTail | |
} | |
for {set i 3} {$i < 6} {incr i} { | |
$ns duplex-link $ruter2 $n($i) 1Mb 10ms DropTail | |
} | |
# TOPOLIGIA | |
##unimos los dos nodos centrales | |
$ns duplex-link $ruter1 $ruter2 1Mb 10ms DropTail | |
## unimos nodos | |
##aqui creamos el tip de mensaje udp | |
set udp0 [new Agent/UDP] | |
$ns attach-agent $n(4) $udp0 | |
# set udp0 flowid to 1 | |
$udp0 set fid_ 1 | |
##creamos el tamaño del los paquetes | |
## el intervalo de envio | |
set cbr0 [new Application/Traffic/CBR] | |
$cbr0 set packetSize_ 500 | |
$cbr0 set interval_ 0.005 | |
$cbr0 attach-agent $udp0 | |
set sinknode1 [new Agent/LossMonitor] | |
$ns attach-agent $ruter1 $sinknode1 | |
# Connect the UDP traffic source to Null sink | |
$ns connect $udp0 $sinknode1 | |
##Creamos otra conexion udp | |
set udp1 [new Agent/UDP] | |
$ns attach-agent $n(3) $udp1 | |
##creamos el tamaño del los paqueres | |
## el intervalo de envio | |
set cbr1 [new Application/Traffic/CBR] | |
$cbr1 set packetSize_ 500 | |
$cbr1 set interval_ 0.005 | |
$cbr1 attach-agent $udp1 | |
##aqui decidimos cual sera el destino | |
##final de nuestros paqueres | |
set null0 [new Agent/Null] | |
$ns attach-agent $n(1) $null0 | |
$ns connect $udp0 $null0 | |
$ns connect $udp1 $null0 | |
$ns at 0.5 "$cbr0 start" | |
$ns at 0.5 "$cbr1 start" | |
$ns at 4.5 "$cbr0 stop" | |
$ns at 4.5 "$cbr1 stop" | |
#finalizamos | |
$ns at 5.0 "finish" | |
$ns run |
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