# 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 ]

# 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 addr_max reg 0 ]

# 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 addr_max reg 0 proto_min reg 2 proto_max reg 0 ]

# 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 addr_max reg 0 ]

# 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 addr_max reg 0 ]