The outline of the original Hyperloop concept was made public by the release of a preliminary design document in August 2013, which included a suggested route running from the Los Angeles region to the San Francisco Bay Area, paralleling the Interstate 5 corridor for most of its length.
Telnet is an application layer protocol used on the Internet or local area networks to provide a bidirectional interactive text-oriented communication facility using a virtual terminal connection.elnet is a client-server protocol, based on a reliable connection-oriented transport. Typically, this protocol is used to establish a connection to Transmission Control Protocol (TCP) port number 23, where a Telnet server application (telnetd) is listening.
up vote 354 down vote accepted. Assuming that it's a TCP (rather than UDP) port that you're trying to use: On the server itself, use netstat-an to check to see which ports are listening. From outside, just telnet host port (or telnet host:port on Unix systems) to see if the connection is refused, accepted, or timeouts.p vote 354 down vote accepted. Assuming that it's a TCP (rather than UDP) port that you're trying to use: On the server itself, use netstat-an to check to see which ports are listening. From outside, just telnet host port (or telnet host:port on Unix systems) to see if the connection is refused, accepted, or timeouts.