# tcp sport 1 tcp dport 2
ip test-ip4 input
  [ meta load l4proto => reg 1 ]
  [ cmp eq reg 1 0x00000006 ]
  [ payload load 4b @ transport header + 0 => reg 1 ]
  [ cmp eq reg 1 0x02000100 ]

# tcp sport != 1 tcp dport != 2
ip test-ip4 input
  [ meta load l4proto => reg 1 ]
  [ cmp eq reg 1 0x00000006 ]
  [ payload load 2b @ transport header + 0 => reg 1 ]
  [ cmp neq reg 1 0x00000100 ]
  [ payload load 2b @ transport header + 2 => reg 1 ]
  [ cmp neq reg 1 0x00000200 ]

# tcp sport 1 tcp dport != 2
ip test-ip4 input
  [ meta load l4proto => reg 1 ]
  [ cmp eq reg 1 0x00000006 ]
  [ payload load 2b @ transport header + 0 => reg 1 ]
  [ cmp eq reg 1 0x00000100 ]
  [ payload load 2b @ transport header + 2 => reg 1 ]
  [ cmp neq reg 1 0x00000200 ]

# tcp sport != 1 tcp dport 2
ip test-ip4 input
  [ meta load l4proto => reg 1 ]
  [ cmp eq reg 1 0x00000006 ]
  [ payload load 2b @ transport header + 0 => reg 1 ]
  [ cmp neq reg 1 0x00000100 ]
  [ payload load 2b @ transport header + 2 => reg 1 ]
  [ cmp eq reg 1 0x00000200 ]

# meta l4proto != 6 th dport 2
ip test-ip4 input
  [ meta load l4proto => reg 1 ]
  [ cmp neq reg 1 0x00000006 ]
  [ payload load 2b @ transport header + 2 => reg 1 ]
  [ cmp eq reg 1 0x00000200 ]

# meta l4proto 6 tcp dport 22
ip test-ip4 input
  [ meta load l4proto => reg 1 ]
  [ cmp eq reg 1 0x00000006 ]
  [ payload load 2b @ transport header + 2 => reg 1 ]
  [ cmp eq reg 1 0x00001600 ]

# tcp sport > 1 tcp dport > 2
ip test-ip4 input
  [ meta load l4proto => reg 1 ]
  [ cmp eq reg 1 0x00000006 ]
  [ payload load 2b @ transport header + 0 => reg 1 ]
  [ cmp gt reg 1 0x00000100 ]
  [ payload load 2b @ transport header + 2 => reg 1 ]
  [ cmp gt reg 1 0x00000200 ]

# tcp sport 1 tcp dport > 2
ip test-ip4 input
  [ meta load l4proto => reg 1 ]
  [ cmp eq reg 1 0x00000006 ]
  [ payload load 2b @ transport header + 0 => reg 1 ]
  [ cmp eq reg 1 0x00000100 ]
  [ payload load 2b @ transport header + 2 => reg 1 ]
  [ cmp gt reg 1 0x00000200 ]