Date: Mon, 15 Jan 2024 16:30:18 +0100 From: Michael Grimm <trashcan@ellael.org> To: freebsd-net@freebsd.org Subject: Re: Howto: ipsec tunnel routing both IPv4 and IPv6? Possible? Message-ID: <210D7B3B-8055-4553-B945-17F196F6C9E0@ellael.org> In-Reply-To: <AAEFA5B9-614B-4BD9-B734-B004BAFB6C4F@ellael.org> References: <33923504-0ECC-46D7-9F6C-91D47CEE4594@ellael.org> <ad871cb9-6226-496b-b936-a41be140a40f@yandex.ru> <9339DE28-07F6-4855-927B-824360603CB2@ellael.org> <36260194-6050-4ed4-a8e2-9697f41b3adf@plan-b.pwste.edu.pl> <AAEFA5B9-614B-4BD9-B734-B004BAFB6C4F@ellael.org>
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Me wrote: > On 15. Jan 2024, at 16:15, Michael Grimm <trashcan@ellael.org> wrote: >=20 > Marek Zarychta <zarychtam@plan-b.pwste.edu.pl> wrote: >> W dniu 15.01.2024 o 15:35, Michael Grimm pisze: >=20 >>> route_tunnel0=3D"fd00:a:a:a::/64 fd00:a:a:a::254" >=20 >> Please try: >> route_tunnel0=3D"-6 -net fd00:a:a:a::/64 fd00:a:a:a::254" >=20 > Bingo! That did the trick: >=20 > Internet6: > Destination Gateway = Flags Netif Expire > fd00:a:a:a::/64 fd00:a:a:a::254 = UGS ipsec0 > fd00:a:a:a::254 link#4 UH = ipsec0 > fd00:b:b:b::250 link#3 = UHS lo0 That has been a bit premature, because now, the IPv4 routing has been = lost. Because when having two identical route_tunnel0=3D keywords provided, = the latter wins. FTR: Here is the final solution: /etc/rc.conf: cloned_interfaces=3D"ipsec0" static_routes=3D"tunnel0 tunnel1" create_args_ipsec0=3D"reqid 104" ifconfig_ipsec0=3D"inet 10.2.2.250 10.1.1.254 tunnel 1.2.3.4 = 10.20.30.40" ifconfig_ipsec0_ipv6=3D"inet6 fd00:b:b:b::250 fd00:a:a:a::254 = prefixlen 128 tunnel 1.2.3.4 10.20.30.40" route_tunnel0=3D"10.1.1.0/24 10.1.1.254" route_tunnel1=3D"-6 -net fd00:a:a:a::/64 fd00:a:a:a::254" ifconfig vtnet0: vtnet0: = flags=3D1008843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST,LOWER_UP> metric = 0 mtu 1490 tunnel inet 1.2.3.4 --> 10.20.30.40 inet 10.2.2.250 --> 10.1.1.254 netmask 0xffffff00 inet6 fd00:b:b:b::250 --> fd00:a:a:a::254 prefixlen 128 netstat -rn: Internet: Destination Gateway Flags Netif Expire 10.1.1.0/24 10.1.1.254 UGS ipsec0 10.1.1.254 link#4 UH ipsec0 10.2.2.250 link#3 UHS lo0 Internet6: Destination Gateway = Flags Netif Expire fd00:a:a:a::/64 fd00:a:a:a::254 UGS = ipsec0 fd00:a:a:a::254 link#4 UH = ipsec0 fd00:b:b:b::250 link#3 UHS = lo0 > Thanks to all who helped, and to me: lessons learned ;-) Yeah, Michael
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