ref: a65d1093f225f763a152e29a1b60dbb62f3ae58c
dir: /examples/udp.orca/
......................................... .# UDP #................................. ......................................... ......................................... .........Cf..............Cf.............. ........F80.............F82.............. .......B0..............B0................ ........GS..............GS............... ......................................... ......................................... .......5;HELLO.........4;ORCA............ ......................................... .........................................