[ns] Re: Regarding

[Anirban Chakrabarti <anirban@iastate.edu>]

Hi,
This does change the core, but the senders are still sending to the old
core, so the receivers get disconnected. Most probably the senders are not
understanding that the core has changed. Can you suggest something?
Thanks for the help
Anirban

On Sun, 27 Feb 2000, Polly Huang wrote:

> Anirban,
> 
> Say initially, you set the c_rp to $n2 like:
> set mproto CtrMcast
> set mrthandle [$ns mrtproto $mproto {}]
> $mrthandle set_c_rp $n2 
> 
> To change the core in the middle of a simulation, you need to reassign
> c_rp, and then re-compute rpset adn mcast routes like this:
> $ns at 0.7  "$mrthandle set_c_rp $n0"
> $ns at 0.71 "[$mrthandle set ctrrpcomp] compute-rpset"
> $ns at 0.72 "$mrthandle compute-mroutes"
> 
> hope this helps,
> -Polly
> 
> On Sun, 27 Feb 2000, Anirban Chakrabarti wrote:
> 
> > Hi,
> > I am a graduate student in Iowa State University. I am trying to add core
> > migration to multicast trees. But, when I am changing the core the sender
> > is still sending to the old core. Can you suggest me something? Any
> > insight will be of enormous help.
> > Thanks
> > Anirban
> > 
>