Re: [ns] random seed for Application/Traffic

[Debojyoti Dutta <ddutta@wins.hrl.com>]

I have modified the traffic agents to set the random seed with a RNG
object from the OTcl commandline. I can send you the changed expoo.cc if
there isnt an easier soln ....

Debo

On Mon, 4 Sep 2000, Tatsuya MORI wrote:

> Hi, 
> 
> I'm using some "POO_Traffic"s as following.
> 
> ###
> for {set i 1} {$i <= 3} {incr i} {
>     set poosrc($i) [new Application/Traffic/Pareto]
>     $poosrc($i) set packetSize_ 210
>     $poosrc($i) set burst_time_ 500ms
>     $poosrc($i) set idle_time_ 500ms
>     $poosrc($i) set rate_ 100k
>     $poosrc($i) set shape_ 1.0
>     $poosrc($i) attach-agent $tcp_foo($i)
> }
> 
> for {set i 1} {$i <= 3} {incr i} {
>     $ns at $i  "$poosrc($i) start"
>     $ns at $bar_time "$poosrc($i) stop"
> }
> ###
> 
> It seems that all POO traffics show just same data.
> How can I give them different random seeds?
> 
> In case of RandomValue class, the command "ns-random" may be the
> answer (default value "ns-random 0" is OK). But in this case
> (Application Traffic Generation), what is the better solution? 
> Should I modify pareto.cc or some staffs?
> 
> Best regards
> 
> -- Tatsuya Mori
>