Date: Wed, 18 Mar 2020 17:48:36 +0100 From: Jacques Foucry <jacques+freebsd@foucry.net> To: Victor Sudakov <vas@sibptus.ru> Cc: freebsd-questions@freebsd.org, freebsd-net@freebsd.org Subject: Re: IPv6 in jails Message-ID: <20200318164836.GO25617@foucry.net> In-Reply-To: <20200318151556.GA64871@admin.sibptus.ru> References: <20200318151556.GA64871@admin.sibptus.ru>
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Le mercredi 18 mars 2020 =E0 22:15:56 (+0700), Victor Sudakov =E0 =E9crit:
> Dear Colleagues,
Hello Victor,
>=20
> Is IPv6 in jails supposed to work? Does not work for me, what am I doing
> wrong?
Suppose to work, and work for me.
>=20
> Here is a test jail:
>=20
> test4 {=20
> path =3D /d02/jails/test4 ;
> mount.devfs;
> ip4 =3D new;
> ip6 =3D new;
> ip4.addr =3D 192.168.4.204/24;
> ip6.addr =3D 2001:470:ecba:3::4/64;
> host.hostname =3D test4.vas.sibptus.ru ;
> interface =3D re1 ;
> allow.raw_sockets =3D true ;
> exec.start =3D "/bin/sh /etc/rc";
> exec.stop =3D "/bin/sh /etc/rc.shutdown";
> }
Well there is a difference between your config and mine:
ip6.addr=3D"em0|2a01:4f9:4a:1fd8::16/64";
In my config there is the interface to use (em0 in my case, re1 should be in
yours)
>=20
> However when I look from inside the jail, I see the daemons listening
> only on IPv4:
>=20
> root@test4:/ # sockstat -l
> USER COMMAND PID FD PROTO LOCAL ADDRESS FOREIGN ADDRESS=
=20
> root sendmail 17178 3 tcp4 192.168.4.204:25 *:*
> root sshd 17175 3 tcp4 192.168.4.204:22 *:*
> root syslogd 17110 5 udp4 192.168.4.204:514 *:*
>=20
> If I "ssh 2001:470:ecba:3::4" from outside, I get into the host instead
> of the jail (because 2001:470:ecba:3::4 *is* assigned to re1, but not
> available inside the jail).
Hope my small experience can help you.
--=20
Jacques Foucry
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