ref: df0e1276ec2ef795f8a072a6f6768cc7ef73647c
dir: /examples/_udp.orca/
......................................... .#.UDP.#................................. ......................................... ......................................... .........Cf..............Cf.............. ........Fe0.............Fe2.............. .......B.H.............B.H............... ........xS..............xS............... ......................................... ......................................... .......5;HELLO.........4;ORCA............ ......................................... .........................................