#!/bin/sh
rm rx tx
echo foo > tx
ncat -vvvvvvvvvvvvvvvv -u -l 127.0.0.1 1234 > rx &
sleep 2s
ncat -u 127.0.0.1 1234 < tx
sleep 2s
head -vn-0 tx rx
echo tx
hd tx
echo rx
hd rx
echo diff
diff -u tx rx