[Bug 239506] ipfw logging doesn't work

bugzilla-noreply at freebsd.org bugzilla-noreply at freebsd.org
Mon Jul 29 07:43:30 UTC 2019


https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=239506

--- Comment #3 from Andrey V. Elsukov <ae at FreeBSD.org> ---
(In reply to Yuri Victorovich from comment #2)
> In the ipfw(8) manpage, under the section "IPv6/IPv4 NETWORK ADDRESS AND
> PROTOCOL TRANSLATION" it says:
> 
> >     log     Turn on logging of all handled packets via BPF through ipfwlog0
> >             interface.  ipfwlog0 is a pseudo interface and can be created
> >             after a boot manually with ifconfig command.  Note that it has
> >             different purpose than ipfw0 interface.  Translators sends to BPF
> >             an additional information with each packet.  With tcpdump you are
> >             able to see each handled packet before and after translation.
> 
> Does this mean that the manpage contains a wrong information?

This entry belogns to NAT64 module, it should work.

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