Re: Possible networking regression in 3.6.0

Dave Jones
2012-10-01T19:34:41Z

On Mon, Oct 01, 2012 at 11:15:50AM +0200, Eric Dumazet wrote:
> >
> > $ netstat -s
> > Icmp:
> > 4 ICMP messages received
> > 4 input ICMP message failed.
> > ICMP input histogram:
> > echo replies: 4
>
> So icmp replies come back and are delivered to host instead of being
> forwarded.
>
> I wonder if MASQUERADE broke...

I hit something that sounds just like this a few months back..
http://lists.openwall.net/netdev/2012/07/25/53

It "went away" a few builds later, but I've seen it happen
again from time to time.

Dave