https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=224730
--- Comment #5 from hossy-f...@hossy.flnet.org ---
yes, but in case TCP connection between lo0 and lo0,
TCP protocol stack is accounting in this packet.
For example, between a jail environment and another jail environment.
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=224730
--- Comment #4 from Andrey V. Elsukov ---
These packets are constructed by ipfw and transmitted directly bypassing TCP
stack. From a quick look they don't accounted in the TCP statistics.
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=224730
--- Comment #3 from hossy-f...@hossy.flnet.org ---
All right, you say this packet is a expected behavior.
BTW, `netstat -s' shows this packet as `completely duplicate packets'.
If this packet is for keep-alive, I want `netstat -s' to count
On Tue, 9 Jan 2018 21:23:54 +0300
"Andrey V. Elsukov" wrote:
> On 09.01.2018 12:28, O. Hartmann wrote:
> > In section RULE OPTIONS, there is recv|xmit|via explained (a bit). There is
> > also an example:
> >
> > ipfw add deny ip from any to any out recv ed0 xmit ed1
> >
> > Can someone explain
