# iifname "foo" tcp dport 80 redirect to :8080 inet test-inet prerouting [ meta load iifname => reg 1 ] [ cmp eq reg 1 0x006f6f66 0x00000000 0x00000000 0x00000000 ] [ meta load l4proto => reg 1 ] [ cmp eq reg 1 0x00000006 ] [ payload load 2b @ transport header + 2 => reg 1 ] [ cmp eq reg 1 0x00005000 ] [ immediate reg 1 0x0000901f ] [ redir proto_min reg 1 flags 0x2 ] # iifname "eth0" tcp dport 443 dnat ip to 192.168.3.2 inet test-inet prerouting [ meta load iifname => reg 1 ] [ cmp eq reg 1 0x30687465 0x00000000 0x00000000 0x00000000 ] [ meta load l4proto => reg 1 ] [ cmp eq reg 1 0x00000006 ] [ payload load 2b @ transport header + 2 => reg 1 ] [ cmp eq reg 1 0x0000bb01 ] [ immediate reg 1 0x0203a8c0 ] [ nat dnat ip addr_min reg 1 ] # iifname "eth0" tcp dport 443 dnat ip6 to [dead::beef]:4443 inet test-inet prerouting [ meta load iifname => reg 1 ] [ cmp eq reg 1 0x30687465 0x00000000 0x00000000 0x00000000 ] [ meta load l4proto => reg 1 ] [ cmp eq reg 1 0x00000006 ] [ payload load 2b @ transport header + 2 => reg 1 ] [ cmp eq reg 1 0x0000bb01 ] [ immediate reg 1 0x0000adde 0x00000000 0x00000000 0xefbe0000 ] [ immediate reg 2 0x00005b11 ] [ nat dnat ip6 addr_min reg 1 proto_min reg 2 flags 0x2 ] # dnat ip to ct mark map { 0x00000014 : 1.2.3.4} __map%d test-inet b size 1 __map%d test-inet 0 element 00000014 : 04030201 0 [end] inet test-inet prerouting [ ct load mark => reg 1 ] [ lookup reg 1 set __map%d dreg 1 ] [ nat dnat ip addr_min reg 1 ] # dnat ip to ct mark . ip daddr map { 0x00000014 . 1.1.1.1 : 1.2.3.4} __map%d test-inet b size 1 __map%d test-inet 0 element 00000014 01010101 : 04030201 0 [end] inet test-inet prerouting [ meta load nfproto => reg 1 ] [ cmp eq reg 1 0x00000002 ] [ ct load mark => reg 1 ] [ payload load 4b @ network header + 16 => reg 9 ] [ lookup reg 1 set __map%d dreg 1 ] [ nat dnat ip addr_min reg 1 ] # meta l4proto { tcp, udp } dnat ip to 1.1.1.1:80 __set%d test-inet 3 __set%d test-inet 0 element 00000006 : 0 [end] element 00000011 : 0 [end] inet [ meta load l4proto => reg 1 ] [ lookup reg 1 set __set%d ] [ immediate reg 1 0x01010101 ] [ immediate reg 2 0x00005000 ] [ nat dnat ip addr_min reg 1 proto_min reg 2 flags 0x2 ] # ip protocol { tcp, udp } dnat ip to 1.1.1.1:80 __set%d test-inet 3 __set%d test-inet 0 element 00000006 : 0 [end] element 00000011 : 0 [end] inet [ meta load nfproto => reg 1 ] [ cmp eq reg 1 0x00000002 ] [ payload load 1b @ network header + 9 => reg 1 ] [ lookup reg 1 set __set%d ] [ immediate reg 1 0x01010101 ] [ immediate reg 2 0x00005000 ] [ nat dnat ip addr_min reg 1 proto_min reg 2 flags 0x2 ] # meta l4proto tcp dnat to :80 inet [ meta load l4proto => reg 1 ] [ cmp eq reg 1 0x00000006 ] [ immediate reg 1 0x00005000 ] [ nat dnat inet proto_min reg 1 flags 0x2 ]