Change
set val(ifq) Queue/DropTail/PriQueue
to
CMUPriQueue
Regards,
Bryan
Bryan's Dynamic Source Routing FAQ - http://www.geocities.com/b_j_hogan/
On Wed, 28 Feb 2007, sandeep v wrote:
>
> hi. this is my tcl script to simulate for 3 nodes using dsr routing
> protocol. it s givin as segmentation fault. but the same script works for
> dsdv just by changin the routing protocol in the script pasted
> below...please help me at the earliest as i ve lost a lot of time tryin to
> solve this.
>
> the terminal display when i run the tcl script is
>
> [EMAIL PROTECTED] ns-allinone-2.30]# ns simple-dsr.tcl
> num_nodes is set 3
> INITIALIZE THE LIST xListHead
> SORTING LISTS ...DONE!
> channel.cc:sendUp - Calc highestAntennaZ_ and distCST_
> highestAntennaZ_ = 1.5, distCST_ = 550.0
> Segmentation fault
> [EMAIL PROTECTED] ns-allinone-2.30]#
>
> this is the tcl script
>
> # Define options
> 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) 3 ;# number of mobilenodes
> set val(rp) DSR ;# routing protocol
> set val(x) 500;# X dimension of
> topography
> set val(y) 400;# Y dimension of
> topography
> set val(stop) 150;# time of simulation end
>
> set ns[new Simulator]
> set tracefd [open simple-dsr.tr w]
> set windowVsTime2 [open win.tr w]
> set namtrace [open simwrls.nam w]
>
> $ns trace-all $tracefd
> $ns use-newtrace
> $ns namtrace-all-wireless $namtrace $val(x) $val(y)
>
> # set up topography object
> set topo [new Topography]
>
> $topo load_flatgrid $val(x) $val(y)
>
> create-god $val(nn)
> set chan_1_ [new $val(chan)]
> #
> # Create nn mobilenodes [$val(nn)] and attach them to the channel.
> #
>
> # configure the nodes
>$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 ON\
> -channel $chan_1_
>
>for {set i 0} {$i < $val(nn) } { incr i } {
>set node_($i) [$ns node]
>}
>
> # Provide initial location of mobilenodes
> $node_(0) set X_ 5.0
> $node_(0) set Y_ 5.0
> $node_(0) set Z_ 0.0
>
> $node_(1) set X_ 490.0
> $node_(1) set Y_ 285.0
> $node_(1) set Z_ 0.0
>
> $node_(2) set X_ 150.0
> $node_(2) set Y_ 240.0
> $node_(2) set Z_ 0.0
>
> # Generation of movements
> $ns at 10.0 "$node_(0) setdest 250.0 250.0 3.0"
> $ns at 15.0 "$node_(1) setdest 45.0 285.0 5.0"
> $ns at 110.0 "$node_(0) setdest 480.0 300.0 5.0"
>
> # Set a TCP connection between node_(0) and node_(1)
> set tcp [new Agent/TCP/Newreno]
> $tcp set class_ 2
> set sink [new Agent/TCPSink]
> $ns attach-agent $node_(0) $tcp
> $ns attach-agent $node_(1) $sink
> $ns connect $tcp $sink
> set ftp [new Application/FTP]
> $ftp attach-agent $tcp
> $ns at 10.0 "$ftp start"
>
> # Printing the window size
> proc plotWindow {tcpSource file} {
> global ns
> set time 0.01
> set now [$ns now]
> set cwnd [$tcpSource set cwnd_]
> puts $file "$now $cwnd"
> $ns at [expr $now+$time] "plotWindow $tcpSource $file" }
> $ns at 10.1 "plotWindow $tcp $windowVsTime2"
>
> # Define node initial position in nam
> for {set i 0} {$i < $val(nn)} { incr i } {
> # 30 defines the node size for nam
> $ns initial_node_pos $node_($i) 30
> }
>
> # Telling nodes when the simulation ends
> for {set i 0} {$i < $val(nn) } { incr i } {
>$ns at $val(stop) "$node_($i) reset";
> }
>
> # ending nam and the simulation
> $ns at $val(stop) "$ns nam-end-wireless $val(stop)"
> $ns at $val(stop) "stop"
> $ns at 150.01 "puts \"end simulation\" ; $ns halt"
> proc stop {} {
>global ns tracefd namtrace
>$ns flush-trace
>close $tracefd
>close $namtrace
> }
>
> $ns run
>
