Re: [ns] How to carry extra information in graft messages

[Debojyoti Dutta <ddutta@ISI.EDU>]

One simple way to do it is to add to packet header some info you want. Or
your could send control messages and trap them

Cheers
Debo

On Tue, 20 Feb 2001, Zhang Zai Chen wrote:

> Hi,
> 
> Suppose I have an agent at a multicast receiver.  When it sends a graft
> message upstream, it calls "join-group"s of Node, mrtObject, and DM.
> Eventually, the "send" cmd of mcastControlAgent is called, which
> allocates a packet, and sends it to the counterpart agent at the
> upstream node.
> 
> Now I want to carry some information, e.g. some flags, in graft
> messages.  How should I do?  In other words, how to pass information
> from my agent to the mcastControlAgent?
> 
> Thanks.
> 
> Zhang Zaichen
> 
> 
> 
>