Re: Possible networking regression in 3.6.0

Eric Dumazet
2012-10-01T09:33:00Z

On Mon, 2012-10-01 at 09:36 +0100, Chris Clayton wrote:
>

> 0 ICMP messages received
> 0 input ICMP message failed.
> ICMP input histogram:
> 0 ICMP messages sent
> 0 ICMP messages failed
> ICMP output histogram:

>
> After:
>
> $ 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...

Could you send

iptables -t -nat -nvL
conntrack -L # while ping is running from guest