Date: Tue, 17 Mar 2020 14:53:54 +0200 From: Artem Viklenko <artem@viklenko.net> To: Cristian Cardoso <cristian.cardoso11@gmail.com> Cc: freebsd-pf@freebsd.org Subject: Re: PF + IPsec Message-ID: <59961b63-a5b8-e0e6-55de-76ab9c43763c@viklenko.net> In-Reply-To: <CAKeEC-JsPwx=9GcbsN5xtV2COQU8S46jjeBUNaQrRNao495cDQ@mail.gmail.com> References: <CAKeEC-LqP-dAFCeSkCnMLU-Qw-j0KxOXLQSmQzX2poLTKZ2W0Q@mail.gmail.com> <4c936163-f77b-3fe1-56be-8f6967add0ef@viklenko.net> <CAKeEC-JsPwx=9GcbsN5xtV2COQU8S46jjeBUNaQrRNao495cDQ@mail.gmail.com>
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You don't need rdr nat on enc0 inet from 10.0.0.0/8 to 10.31.32.0/24 -> 10.19.12.251 On 17.03.20 14:35, Cristian Cardoso wrote: > I tried as follows without success: > > rdr on xn0 inet proto icmp from 10.31.32.67 to 10.0.0.0/8 -> 10.19.12.251 > nat on xn0 inet proto icmp from 10.0.0.0/8 to 10.31.32.67/32 -> 10.19.12.251 > rdr on enc0 inet proto icmp from 10.31.32.67 to 10.0.0.0/8 -> 10.19.12.251 > nat on enc0 inet proto icmp from 10.0.0.0/8 to 10.31.32.67 -> 10.19.12.251 > > xn0 is my interface that goes to the internal network that is beyond > the freebsd and enc0 of the vpn, I just put the icmp protocol for > testing > I checked on tcpdump on the enc0 interface, which occurs echo request > and echo reply, but does not return to the PC that ran icmp on another > network within 10.0.0.0/8 > > Any suggestion? > > Em ter., 17 de mar. de 2020 às 02:48, Artem Viklenko > <artem@viklenko.net> escreveu: >> >> Hi! >> >> PF do NAT on outbound and RDR on inbound. >> You can try to do NAT on enc0 interface instead of lan. >> >> >> On 17.03.20 04:28, Cristian Cardoso wrote: >>> Hello >>> I'm setting up a Freebsd server for ipsec vpn communication with >>> strongswan and I'm having some difficulties in the operation >>> >>> The freebsd server's local network is 10.19.12.0/24 and can connect >>> correctly to the network on the other side of the tunnel. >>> >>> I would like another network behind my server to connect to the tunnel as well. >>> >>> In linux I would nat the network that is arriving as follows: >>> iptables -t nat -A POSTROUTING -s 10.0.0.0/8 -d 10.31.32.0/24 -j >>> --SNAT --to 10.19.12.251 >>> >>> In FreeBSD I tried to run the rule as follows, but to no avail >>> nat on $ LAN inet from 10.0.0.0/8 to 10.31.32.0/24 -> 10.19.12.251 >>> >>> Is there any other way to generate the equivalent of FreeBSD postrouting? >>> >>> Best Regards >>> _______________________________________________ >>> freebsd-pf@freebsd.org mailing list >>> https://lists.freebsd.org/mailman/listinfo/freebsd-pf >>> To unsubscribe, send any mail to "freebsd-pf-unsubscribe@freebsd.org" >>> >> >> -- >> Regards! > -- Regards!
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