Hello.I am a noob of NS2.I must be some simulations, but i must modify in
this tcl routing.I must usiing a statiic routing.How modify this tcl to work
static routing leaving the rest?thanks
set MESSAGE_PORT 42
set ACK_SIZE 12
set HEADER_SIZE 12
set PAYLOAD_UNIT 6
set DIFS 0.0;
set AckTimeout 0.02;
set BER 1e-6;
set val(Nsink) 2 ;# sink number
set val(L) 3 ; # node number
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) 50 ;
set val(rp) DumbAgent ;
set val(x) 10
set val(y) 10
Mac/802_11 set RTSThreshold_ 1500
global defaultRNG
set the_seed [eval exec "/bin/date \"+%s\""]
puts stderr "Il seed è $the_seed"
$defaultRNG seed $the_seed
#read command line arguments
proc getCmdArgu {argc argv} {
global val
for {set i 0} {$i < $argc} {incr i} {
set arg [lindex $argv $i]
if {[string range $arg 0 0] != "-"} continue
set name [string range $arg 1 end]
set val($name) [lindex $argv [expr $i+1]]
}
}
getCmdArgu $argc $argv
set N_tot [expr $val(Nsink) + $val(Nsink)*$val(L)]
source SimpleMSTP_agent.tcl
# Create scheduler
set ns [new Simulator]
set filename "scenario-$val(Nsink)x$val(L)"
set tracefd [open "./$filename.tr" w]
$ns trace-all $tracefd
set namtrace [open "./$filename.nam" w]
$ns namtrace-all-wireless $namtrace $val(x) $val(y)
$ns puts-nam-traceall {# nam4wpan #} ;# inform nam that this is a
trace
file for wpan (special handling needed)
Mac/802_15_4 wpanNam namStatus on ;# default = off (should be
turned on
before other 'wpanNam' commands can work)
#Mac/802_15_4 wpanNam ColFlashClr gold ;# default = gold
#Mac/802_15_4 wpanNam NodeFailClr grey ;# default = grey
Mac/802_15_4 wpanCmd ack4data off
proc finish {} {
# global ns namfile tracefile
# $ns flush-trace
# close $namfile
global ns tracefd
$ns flush-trace
close $tracefd
# exec nam prova_wireless.nam &
exit 0
}
# For model 'TwoRayGround'
set dist(5m) 7.69113e-06
set dist(9m) 2.37381e-06
set dist(10m) 1.92278e-06
set dist(11m) 1.58908e-06
set dist(12m) 1.33527e-06
set dist(13m) 1.13774e-06
set dist(14m) 9.81011e-07
set dist(15m) 8.54570e-07
set dist(16m) 7.51087e-07
set dist(20m) 4.80696e-07
set dist(25m) 3.07645e-07
set dist(30m) 2.13643e-07
set dist(35m) 1.56962e-07
set dist(40m) 1.20174e-07
Phy/WirelessPhy set CSThresh_ $dist(15m)
Phy/WirelessPhy set RXThresh_ $dist(15m)
# set up topography object
set topo [new Topography]
$topo load_flatgrid $val(x) $val(y)
# Create God
set god_ [create-god $N_tot]
set chan_1_ [new $val(chan)]
# 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) \
-topoInstance $topo \
-agentTrace ON \
-routerTrace OFF \
-macTrace ON \
-movementTrace OFF \
#-energyModel "EnergyModel" \
#-initialEnergy 1 \
#-rxPower 0.3 \
#-txPower 0.3 \
-channel $chan_1_
set u [new RandomVariable/Uniform]
$u set min_ 0
for {set i 0} {$i < $N_tot} {incr i} {
set n($i) [$ns node]
$n($i) random-motion 0 ;# disable random motion
$u set max_ $val(x)
$n($i) set X_ [$u value]
$u set max_ $val(y)
$n($i) set Y_ [$u value]
}
for {set i 0} {$i < $N_tot} {incr i} {
set agent($i) [new Agent/MessagePassing/SimpleMSTP]
if [expr ($i%(1+$val(L))) != 0] {$agent($i) set type_ "Node"}
$agent($i) set successor_ [expr ($i+1)%$N_tot]
if {$i != 0} {
$agent($i) set predecessor_ [expr $i-1]
} else {
$agent($i) set predecessor_ [expr $N_tot-1]
}
$n($i) attach $agent($i) $MESSAGE_PORT
}
$ns at 0.1 "$agent(0) send-token"
$ns at 100 finish
$ns run
THANKS
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