Re: How to check the topology generated by gt-itm?

[Mickael Vera <Mickael.Vera@crm.mot.com>]

Open a new file, add
`source r100-0.tcl`

read the gt-itm or sgb2ns documentation, there is a function in the
r100-0.tcl that builds the topology. You should call it.

K Sun wrote:
> 
> Hi,
>    I am a beginer of ns programming. Recently, I am trying gt-itm (the
> topology generator).
>    My problem is I could not check whether I have got a correct
> topology. I use "sgb2ns" to translate "r100-0.gb" (under the
> sample-graphs directory) into r100-0.tcl. It seems there is no problem
> with this r100-0.tcl. Then, I try to use "nam" to see this topology
> directly. (I do not know whether there is other ways to check that
> topology except using nam.) I add:
> 
>         set ns [new Simulator]
> 
>         set nf [open out.nam w]
>         $ns namtrace-all $nf
> 
>         proc finish { } {
>                 global ns nf
>                 $ns flush-trace
>                 close $nf
>                 exec nam out.nam &
>                 exit 0
>         }
> 
>         $ns at 1.0 "finish"
> 
>         $ns run
> 
> to the file, r100-0.tcl, and run "ns r100-0.tcl".
> However, there is nothing displayed by "nam".
> The content of "out.nam" is:
> 
> V -t * -v 1.0a5 -a 0
> A -t * -n 1 -p 0 -o 255 -c 15 -a 1
> A -t * -h 1 -m 127 -s 8
> 
> Perhaps, I could not make correction on the .tcl file like this way.
> 
> Who can tell me why I get such a result and how to check the topology
> generated by gt-itm in a directly way?
> 
> Many thanks,
> 
> Sun Kai

-- 
Vera Mickael Stagiaire