-- binary
ff ff # type
00 10 # len
00 5c 16 c7 # experimenter
00 00 00 02 # subtype
12 34 56 78 # dst
-- python
ofp.action.bsn_set_tunnel_dst(dst=0x12345678)
-- python pretty-printer
bsn_set_tunnel_dst { dst = 0x12345678 }