dumbbell.tcl
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- #
- # Copyright (C) 1999 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: Polly Huang <huang@isi.edu>
- # Version Date: $Date: 1999/04/20 22:34:28 $
- #
- # @(#) $Header: /cvsroot/nsnam/ns-2/tcl/ex/dumbbell.tcl,v 1.1 1999/04/20 22:34:28 polly Exp $ (USC/ISI)
- #
- # Dumbell topology
- # Used by web-traffic.tcl
- # Simple 12-node dumbbell topology
- # 8 7 2 3
- # | | /
- # 9 -- 1 ----- 0 -- 4
- # / | |
- # 10 11 6 5
- proc create_topology {} {
- global ns n num_node
- set num_node 12
- for {set i 0} {$i < $num_node} {incr i} {
- set n($i) [$ns node]
- }
- $ns set src_ [list 2 3 4 5 6]
- $ns set dst_ [list 7 8 9 10 11]
- # EDGES (from-node to-node length a b):
- $ns duplex-link $n(0) $n(1) 1.5Mb 40ms DropTail
- $ns duplex-link $n(0) $n(2) 10Mb 20ms DropTail
- $ns duplex-link $n(0) $n(3) 10Mb 20ms DropTail
- $ns duplex-link $n(0) $n(4) 10Mb 20ms DropTail
- $ns duplex-link $n(0) $n(5) 10Mb 20ms DropTail
- $ns duplex-link $n(0) $n(6) 10Mb 20ms DropTail
- $ns duplex-link $n(1) $n(7) 10Mb 20ms DropTail
- $ns duplex-link $n(1) $n(8) 10Mb 20ms DropTail
- $ns duplex-link $n(1) $n(9) 10Mb 20ms DropTail
- $ns duplex-link $n(1) $n(10) 10Mb 20ms DropTail
- $ns duplex-link $n(1) $n(11) 10Mb 20ms DropTail
- $ns duplex-link-op $n(0) $n(1) orient left
- $ns duplex-link-op $n(0) $n(2) orient up
- $ns duplex-link-op $n(0) $n(3) orient right-up
- $ns duplex-link-op $n(0) $n(4) orient right
- $ns duplex-link-op $n(0) $n(5) orient right-down
- $ns duplex-link-op $n(0) $n(6) orient down
- $ns duplex-link-op $n(1) $n(7) orient up
- $ns duplex-link-op $n(1) $n(8) orient left-up
- $ns duplex-link-op $n(1) $n(9) orient left
- $ns duplex-link-op $n(1) $n(10) orient left-down
- $ns duplex-link-op $n(1) $n(11) orient down
- }
- # end of create_topology