tcpcat — gets data from a remote host.
tcpcat uses tcpclient(1) to connect to TCP port
host, and prints any data that it receives.
It can be used to transfer binary data.
It does no conversions; and sends no data to the server.
Its default use is to enable UNIX tools to obtain data from a network QOTD server.
port is not supplied, the default is 17.
host is not supplied, the default is the local host.