Re: NAT problems 14.3+

Rob Bloemers <[email protected]> Thu, 23 Apr 2026 10:12:37 +0200
Newsgroups gmane.os.freebsd.devel.ipfw
Message-ID <[email protected]>
Yes sir, via ifconfig and using sysctl.conf && fresh reboot. =
Unfortunately no change.

> On 23 Apr 2026, at 10:02, Andrey V. Elsukov <[email protected]> wrote:
>=20
> On 21.04.2026 17:38, Rob Bloemers wrote:
>> I have a machine with a public interface, which i put in a bridge to =
share with jails to use public ip addresses. And a private bridge for =
internal LAN (10.10.2.0/24, 10.10.2.1 configured on the bridge) of some =
jails.
>> wanif=3D"ice0"
>> # Configure NAT-WAN interface
>> ipfw -q nat 1 config if $wanif log reset same_ports
>> # Check inbound traffic for redirections
>> $cmd 00006 nat 1 ip from any to me in via $wanif
>> /etc/rc.conf
>> ```
>> hostname=3D"probably.doing.something.wrong.tld"
>> ifconfig_ice0=3D"DHCP"
>> ifconfig_ice0_ipv6=3D"inet6 accept_rtadv"
>> And this works fine. icmp/udp/tcp it all works as expected, and how i =
have been since quite a few versions of FreeBSD
>> icmp still works, udp (dns) too, though i need to change from the ISP =
dns to 1.1.1.1 (which is a bit odd). But tcp nothing seems to work =
anymore.
>=20
> Did you try to disable TSO on the ice0 interface?
>=20
> --=20
> WBR, Andrey V. Elsukov
>=20
>=20