DOKK / manpages / debian 11 / ucspi-tcp / tcpcat.1.en
tcpcat(1) General Commands Manual tcpcat(1)

tcpcat - prints data from a remote host.

tcpcat host port

tcpcat connects to port on host. It prints any data it receives.

tcpcat can be used to transfer binary data. It does no conversions.

tcpserver(1), tcprules(1), tcprulescheck(1), argv0(1), fixcrio(1), recordio(1), rblsmtpd(1), tcpclient(1), who@(1), date@(1), finger@(1), http@(1), mconnect(1), tcp-environ(5)

http://cr.yp.to/ucspi-tcp.html