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Re: How to know which neighbor send the packet





On Thu, 9 Jul 1998, George Riley wrote:

> I believe you can look in the ip_hdr of the packet, and check the
> ip_hdr->src() value, which indicates the node inthe upper 24 bits.
> George

I think Gang wants to find the neighbouring node thru which the packet
was routed - the Node instproc 'ifaceGetNode' returns this node - the
incoming interface (required as argument to ifaceGetNode) is in the
iface_ data member of the cmn header.

-Chetan

> 
> 					
> 			-George F. Riley ([email protected])
> 		 	-Grad Student Liaison
> 
> 
> On Thu, 9 Jul 1998, Gang Xu wrote:
> 
> > Hi,
> > 
> > After a node receives a packet, is it possible to check which neighbor
> > sends the packet to it? 
> > 
> > Gang Xu
> > ------------------------------------------------------------------
> > Department of CS                        Tel: (205)348-0996(O)
> > University of Alabama, Tuscaloosa       http://www.eng.ua.edu/~gxu
> > 
> > 
> > 
> 
>