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# udp dport 53 masquerade
ip6 test-ip6 postrouting
  [ payload load 1b @ network header + 6 => reg 1 ]
  [ cmp eq reg 1 0x00000011 ]
  [ payload load 2b @ transport header + 2 => reg 1 ]
  [ cmp eq reg 1 0x00003500 ]
  [ masq ]

# udp dport 53 masquerade random
ip6 test-ip6 postrouting
  [ payload load 1b @ network header + 6 => reg 1 ]
  [ cmp eq reg 1 0x00000011 ]
  [ payload load 2b @ transport header + 2 => reg 1 ]
  [ cmp eq reg 1 0x00003500 ]
  [ masq flags 0x4 ]

# udp dport 53 masquerade random,persistent
ip6 test-ip6 postrouting
  [ payload load 1b @ network header + 6 => reg 1 ]
  [ cmp eq reg 1 0x00000011 ]
  [ payload load 2b @ transport header + 2 => reg 1 ]
  [ cmp eq reg 1 0x00003500 ]
  [ masq flags 0xc ]

# udp dport 53 masquerade random,persistent,fully-random
ip6 test-ip6 postrouting
  [ payload load 1b @ network header + 6 => reg 1 ]
  [ cmp eq reg 1 0x00000011 ]
  [ payload load 2b @ transport header + 2 => reg 1 ]
  [ cmp eq reg 1 0x00003500 ]
  [ masq flags 0x1c ]

# udp dport 53 masquerade random,fully-random
ip6 test-ip6 postrouting
  [ payload load 1b @ network header + 6 => reg 1 ]
  [ cmp eq reg 1 0x00000011 ]
  [ payload load 2b @ transport header + 2 => reg 1 ]
  [ cmp eq reg 1 0x00003500 ]
  [ masq flags 0x14 ]

# udp dport 53 masquerade random,fully-random,persistent
ip6 test-ip6 postrouting
  [ payload load 1b @ network header + 6 => reg 1 ]
  [ cmp eq reg 1 0x00000011 ]
  [ payload load 2b @ transport header + 2 => reg 1 ]
  [ cmp eq reg 1 0x00003500 ]
  [ masq flags 0x1c ]

# udp dport 53 masquerade persistent
ip6 test-ip6 postrouting
  [ payload load 1b @ network header + 6 => reg 1 ]
  [ cmp eq reg 1 0x00000011 ]
  [ payload load 2b @ transport header + 2 => reg 1 ]
  [ cmp eq reg 1 0x00003500 ]
  [ masq flags 0x8 ]

# udp dport 53 masquerade persistent,random
ip6 test-ip6 postrouting
  [ payload load 1b @ network header + 6 => reg 1 ]
  [ cmp eq reg 1 0x00000011 ]
  [ payload load 2b @ transport header + 2 => reg 1 ]
  [ cmp eq reg 1 0x00003500 ]
  [ masq flags 0xc ]

# udp dport 53 masquerade persistent,random,fully-random
ip6 test-ip6 postrouting
  [ payload load 1b @ network header + 6 => reg 1 ]
  [ cmp eq reg 1 0x00000011 ]
  [ payload load 2b @ transport header + 2 => reg 1 ]
  [ cmp eq reg 1 0x00003500 ]
  [ masq flags 0x1c ]

# udp dport 53 masquerade persistent,fully-random
ip6 test-ip6 postrouting
  [ payload load 1b @ network header + 6 => reg 1 ]
  [ cmp eq reg 1 0x00000011 ]
  [ payload load 2b @ transport header + 2 => reg 1 ]
  [ cmp eq reg 1 0x00003500 ]
  [ masq flags 0x18 ]

# udp dport 53 masquerade persistent,fully-random,random
ip6 test-ip6 postrouting
  [ payload load 1b @ network header + 6 => reg 1 ]
  [ cmp eq reg 1 0x00000011 ]
  [ payload load 2b @ transport header + 2 => reg 1 ]
  [ cmp eq reg 1 0x00003500 ]
  [ masq flags 0x1c ]

# tcp dport { 1,2,3,4,5,6,7,8,101,202,303,1001,2002,3003} masquerade
set%d test-ip6 3
set%d test-ip6 0
	element 00000100  : 0 [end]	element 00000200  : 0 [end]	element 00000300  : 0 [end]	element 00000400  : 0 [end]	element 00000500  : 0 [end]	element 00000600  : 0 [end]	element 00000700  : 0 [end]	element 00000800  : 0 [end]	element 00006500  : 0 [end]	element 0000ca00  : 0 [end]	element 00002f01  : 0 [end]	element 0000e903  : 0 [end]	element 0000d207  : 0 [end]	element 0000bb0b  : 0 [end]
ip6 test-ip6 postrouting
  [ payload load 1b @ network header + 6 => reg 1 ]
  [ cmp eq reg 1 0x00000006 ]
  [ payload load 2b @ transport header + 2 => reg 1 ]
  [ lookup reg 1 set set%d ]
  [ masq ]

# ip6 daddr fe00::1-fe00::200 udp dport 53 counter packets 0 bytes 0 masquerade
ip6 test-ip6 postrouting
  [ payload load 16b @ network header + 24 => reg 1 ]
  [ cmp gte reg 1 0x000000fe 0x00000000 0x00000000 0x01000000 ]
  [ cmp lte reg 1 0x000000fe 0x00000000 0x00000000 0x00020000 ]
  [ payload load 1b @ network header + 6 => reg 1 ]
  [ cmp eq reg 1 0x00000011 ]
  [ payload load 2b @ transport header + 2 => reg 1 ]
  [ cmp eq reg 1 0x00003500 ]
  [ counter pkts 0 bytes 0 ]
  [ masq ]

# iifname eth0 ct state new,established tcp dport vmap {22 : drop, 222 : drop } masquerade
map%d test-ip6 b
map%d test-ip6 0
	element 00001600  : 0 [end]	element 0000de00  : 0 [end]
ip6 test-ip6 postrouting
  [ meta load iifname => reg 1 ]
  [ cmp eq reg 1 0x30687465 0x00000000 0x00000000 0x00000000 ]
  [ ct load state => reg 1 ]
  [ bitwise reg 1 = (reg=1 & 0x0000000a ) ^ 0x00000000 ]
  [ cmp neq reg 1 0x00000000 ]
  [ payload load 1b @ network header + 6 => reg 1 ]
  [ cmp eq reg 1 0x00000006 ]
  [ payload load 2b @ transport header + 2 => reg 1 ]
  [ lookup reg 1 set map%d dreg 0 ]
  [ masq ]

# meta l4proto 6 masquerade to :1024
ip6 test-ip6 postrouting
  [ meta load l4proto => reg 1 ]
  [ cmp eq reg 1 0x00000006 ]
  [ immediate reg 1 0x00000004 ]
  [ masq proto_min reg 1 proto_max reg 0 ]

# meta l4proto 6 masquerade to :1024-2048
ip6 test-ip6 postrouting
  [ meta load l4proto => reg 1 ]
  [ cmp eq reg 1 0x00000006 ]
  [ immediate reg 1 0x00000004 ]
  [ immediate reg 2 0x00000008 ]
  [ masq proto_min reg 1 proto_max reg 2 ]