[Bug 256828] ipfw fwd stopped working after upgrade from 12.2 to 13.0

From: <bugzilla-noreply_at_freebsd.org>
Date: Sat, 26 Jun 2021 14:08:16 +0000
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=256828

--- Comment #4 from e.chevtaev_at_gmail.com ---
Same problem.

root_at_localhost:~ # ifconfig em0
em0: flags=8863<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
options=481009b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,VLAN_HWFILTER,NOMAP>
        ether 00:0c:29:3f:8e:40
        inet 192.168.1.3 netmask 0xffffff00 broadcast 192.168.1.255
        media: Ethernet autoselect (1000baseT <full-duplex>)
        status: active
        nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>

root_at_localhost:~ # netstat -rn
Routing tables

Internet:
Destination        Gateway            Flags     Netif Expire
default            192.168.1.254      UGS         em0
127.0.0.1          link#2             UH          lo0
192.168.1.0/24     link#1             U           em0
192.168.1.3        link#1             UHS         lo0

root_at_localhost:~ # ipfw list
00100 allow ip from any to any via lo0
00200 deny ip from any to 127.0.0.0/8
00300 deny ip from 127.0.0.0/8 to any
00400 deny ip from any to ::1
00500 deny ip from ::1 to any
00600 allow ipv6-icmp from :: to ff02::/16
00700 allow ipv6-icmp from fe80::/10 to fe80::/10
00800 allow ipv6-icmp from fe80::/10 to ff02::/16
00900 allow ipv6-icmp from any to any icmp6types 1
01000 allow ipv6-icmp from any to any icmp6types 2,135,136
01100 fwd 192.168.1.253 ip4 from me 80 to any
01200 allow ip from any to any via em0
01300 deny log ip from any to any
65535 deny ip from any to any

Traffic from 80 port still going via default route.

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Received on Sat Jun 26 2021 - 14:08:16 UTC

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