>Netcat is a featured networking utility which reads and writes data across network connections, using the TCP/IP protocol. It is designed to be a reliable "back-end" ...
"In this document, we'll access another machine's network internal DNS services (UDP port 53) with only SSH access to it. We will forward local UDP/53 traffic to TCP, then TCP traffic with the port-forwarding mechanism of SSH to the other machine, then TC
Peer-to-peer software applications are a network administrator's worst nightmare. To exchange packets as directly as possible they use subtle tricks to punch holes in firewalls, which shouldn't be letting in outside world packets. Examples with netcat and