simple-dyn.tcl
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- #
- # Copyright (C) 1997 by USC/ISI
- # All rights reserved.
- #
- # Redistribution and use in source and binary forms are permitted
- # provided that the above copyright notice and this paragraph are
- # duplicated in all such forms and that any documentation, advertising
- # materials, and other materials related to such distribution and use
- # acknowledge that the software was developed by the University of
- # Southern California, Information Sciences Institute. The name of the
- # University may not be used to endorse or promote products derived from
- # this software without specific prior written permission.
- #
- # THIS SOFTWARE IS PROVIDED "AS IS" AND WITHOUT ANY EXPRESS OR IMPLIED
- # WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
- # MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
- #
- #
- # Maintainer: Kannan Varadhan <kannan@isi.edu>
- # updated to use -multicast on by Lloyd Wood
- set ns [new Simulator -multicast on]
- set n0 [$ns node]
- set n1 [$ns node]
- $ns color 0 blue
- $ns color 1 red
- $ns color 2 white
- set f [open out.tr w]
- $ns trace-all $f
- set nf [open out.nam w]
- $ns namtrace-all $nf
- $ns duplex-link $n0 $n1 1.5Mb 10ms DropTail
- $ns queue-limit $n0 $n1 2
- $ns duplex-link-op $n0 $n1 orient right
- $ns duplex-link-op $n0 $n1 queuePos 0.5
- set udp0 [new Agent/UDP]
- $ns attach-agent $n0 $udp0
- set cbr0 [new Application/Traffic/CBR]
- $cbr0 set interval_ 1ms
- $cbr0 attach-agent $udp0
- set null1 [new Agent/Null]
- $ns attach-agent $n1 $null1
- $ns connect $udp0 $null1
- $ns rtproto DV ;# or use Session
- $ns rtmodel Deterministic {} $n0
- [$ns link $n0 $n1] trace-dynamics $ns stdout
- proc finish {} {
- global ns f nf
- $ns flush-trace
- close $f
- close $nf
- #XXX
- puts "running nam..."
- exec nam -f dynamic-nam.conf out.nam &
- exit 0
- }
- $ns at 1.0 "$cbr0 start"
- $ns at 8.0 "finish"
- puts [$cbr0 set packetSize_]
- puts [$cbr0 set interval_]
- $ns run