Hello evry body,
When i am running the NS format of BRITE,
set ns [new Simulator]
//set na [open result.tr w]
set nf [open result.nam w]
$ns trace-all $na
$ns namtrace-all $nf
proc create_topology{} {
global ns
#nodes:
set num_node 10
for {set i 0} {$i < $num_node} {incr i} {
set n($i) [$ns node]
}
#links:
set qtype DropTail
$ns duplex-link $n(0) $n(7) 10.0Mb 1.7236454605492773ms $qtype
$ns duplex-link $n(0) $n(4) 10.0Mb 2.5564353126456334ms $qtype
$ns duplex-link $n(1) $n(7) 10.0Mb 1.9596429275415095ms $qtype
$ns duplex-link $n(1) $n(6) 10.0Mb 2.0836465083411677ms $qtype
$ns duplex-link $n(2) $n(1) 10.0Mb 0.8198962034098675ms $qtype
$ns duplex-link $n(2) $n(0) 10.0Mb 3.0748983334134015ms $qtype
$ns duplex-link $n(3) $n(2) 10.0Mb 0.6000909853028569ms $qtype
$ns duplex-link $n(3) $n(1) 10.0Mb 0.888971781786488ms $qtype
$ns duplex-link $n(4) $n(2) 10.0Mb 0.9660698044229389ms $qtype
$ns duplex-link $n(4) $n(1) 10.0Mb 1.5722337603014132ms $qtype
$ns duplex-link $n(5) $n(2) 10.0Mb 0.3916502734935236ms $qtype
$ns duplex-link $n(5) $n(3) 10.0Mb 0.9404910499632333ms $qtype
$ns duplex-link $n(6) $n(4) 10.0Mb 0.560635812568718ms $qtype
$ns duplex-link $n(6) $n(3) 10.0Mb 2.105093379697943ms $qtype
$ns duplex-link $n(7) $n(4) 10.0Mb 0.8762329434458621ms $qtype
$ns duplex-link $n(7) $n(3) 10.0Mb 2.2576992000241027ms $qtype
$ns duplex-link $n(8) $n(3) 10.0Mb 0.7707929361579221ms $qtype
$ns duplex-link $n(8) $n(2) 10.0Mb 0.7620023348075393ms $qtype
$ns duplex-link $n(9) $n(1) 10.0Mb 0.5599606345953886ms $qtype
$ns duplex-link $n(9) $n(8) 10.0Mb 1.5000522372102496ms $qtype
} #end function create_topology
#------------- extract_leaf_nodes: array with smallest degree nodes -----
proc extract_leaf_nodes{} {
# minimum degree in this graph is: 2.
set leaf(0) 5
set leaf(1) 9
} #end function extract_leaf_nodes
#---------- extract_nonleaf_nodes: array with nodes which have degree > 2
---
proc extract_nonleaf_nodes{} {
set non_leaf(0) 0 #deg=3
set non_leaf(1) 1 #deg=6
set non_leaf(2) 2 #deg=6
set non_leaf(3) 3 #deg=6
set non_leaf(4) 4 #deg=5
set non_leaf(5) 6 #deg=3
set non_leaf(6) 7 #deg=4
set non_leaf(7) 8 #deg=3
} #end function extract_nonleaf_nodes
$ns run//
i have this error :
wrong # args: should be "proc name args body"
while executing
"proc create_topology{} {
global ns n num_node
#nodes:
set num_node 10
for {set i 0} {$i < $num_node} {incr i} {
set n($i) [$ns node]
}
}"
(file "u1.tcl" line 17)
I don't know exactly with args it talks about. if some body now it please
help me.
Bst regards,
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