example/server: tcp message send from server example/client: tcp message send from client
node index.js
echo -ne "$(cat example/clients/received-config)" | netcat localhost 1234
read data from a file and send to localhost:1234
head -c 30 /dev/urandom | netcat localhost 1234
send randon 30 byte to server
Buffer.from('ff01', 'hex'); Buffer.from([255, 1]).toString('hex');