[klibc] ipconfig problem if multiple devices are up

Jeremy Jackson jerj at coplanar.net
Sun Mar 27 16:13:29 PDT 2011

On 03/27/2011 06:09 PM, Ulrich Dangel wrote:
> Hi,
> it seems that ipconfig has a problem if multiple devices are up and
> connected to the same network. It seems that it uses the wrong
> socket/device index to compare it to incoming packet. To be more
> precise, the packet gets discarded in do_pkt_recv as the ifindex from
> state differs always from the incoming packet

I wonder if Linux's default ARP behaviour of being somewhat promiscuous 
is involved?  You could try /proc/sys/net/ipv4/conf/all/arp_announce or 

IOW, maybe the reply packet is coming in a different interface than it 
was sent from?

Coplanar Networks

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