twoflows-1channel.tcl

NS中如何添加MANUAL路由协议

# VARIABLE PART

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)             4                          ;# number of mobilenodes
set val(rp)             MANUAL                     ;# routing protocol
set val(x)      100
set val(y)      200

set filename       twoflows-1channel


# TRACE PART

set ns_     [new Simulator]
set tracefd     [open $filename.tr w]
$ns_ use-newtrace
$ns_ trace-all $tracefd

set namtrace [open $filename.nam w]
$ns_ namtrace-all-wireless $namtrace $val(x) $val(y)

set topo       [new Topography]

$topo load_flatgrid $val(x) $val(y)

create-god $val(nn)

set chan_0_ [new $val(chan)]
set chan_1_ [new $val(chan)]
set chan_2_ [new $val(chan)]
set chan_3_ [new $val(chan)]
set chan_4_ [new $val(chan)]
set chan_5_ [new $val(chan)]
set chan_6_ [new $val(chan)]
set chan_7_ [new $val(chan)]
set chan_8_ [new $val(chan)]
set chan_9_ [new $val(chan)]
set chan_10_ [new $val(chan)]
set chan_11_ [new $val(chan)]

# NODE CONFIG PART

$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 ON \
	 -macTrace ON \
	 -movementTrace OFF

$ns_ node-config -channel $chan_6_\
	 -channel2 $chan_1_\
	 -channel3 $chan_11_\
	 -channel4 $chan_4_\
	 -channel5 $chan_5_\

set node_(0) [$ns_ node]
$node_(0) random-motion 0

set node_(1) [$ns_ node]
$node_(1) random-motion 0

set node_(2) [$ns_ node]
$node_(2) random-motion 0

set node_(3) [$ns_ node]
$node_(3) random-motion 0


# Add routing tag
$node_(0) add-route-tag 1 999
$node_(2) add-route-tag 3 8
# Add next hop
$node_(0) add-next-hop 1 999 1 2
$node_(2) add-next-hop 3 8 3 2

# GRAPH PART

$node_(0) set X_ 11
$node_(0) set Y_ 11
$node_(0) set Z_ 0.0

$node_(1) set X_ 11
$node_(1) set Y_ 111 
$node_(1) set Z_ 0.0

$node_(2) set X_ 61
$node_(2) set Y_ 11
$node_(2) set Z_ 0.0

$node_(3) set X_ 61
$node_(3) set Y_ 111
$node_(3) set Z_ 0.0



for {set i 0} {$i < $val(nn) } {incr i} {
    $ns_ initial_node_pos $node_($i) 10
}



# Traffic
proc attach-cbr-traffic { node sink size interval } {
	global ns_
	set source [new Agent/UDP]
	$source set class_ 2
	$ns_ attach-agent $node $source
	set traffic [new Application/Traffic/CBR]
	$traffic set packetSize_ $size
	$traffic set interval_ $interval
	$traffic attach-agent $source
	$ns_ connect $source $sink
	return $traffic
}

set null0 [new Agent/Null]
$ns_ attach-agent $node_(1) $null0
set cbr0 [attach-cbr-traffic $node_(0) $null0 1000 0.008]
$ns_ at 0.001 "$cbr0 start"
$ns_ at 4.9 "$cbr0 stop"

set null1 [new Agent/Null]
$ns_ attach-agent $node_(3) $null1
set cbr1 [attach-cbr-traffic $node_(2) $null1 1000 0.008]
$ns_ at 0.001 "$cbr1 start"
$ns_ at 4.9 "$cbr1 stop"


for {set i 0} {$i < $val(nn) } {incr i} {
    $ns_ at 5.0 "$node_($i) reset";
}

puts "Starting Simulation..."

$ns_ run