On Mon, Dec 4, 2023, 2:23 AM Nicolas George <geo...@nsup.org> wrote: > Charles Curley (12023-12-03): > > True. None the less, there is at least one perfectly good use for > > telnet: testing connections to servers. > > Wrong. The telnet client is not entirely transparent, as the telnet > protocol defines an escape octet to introduce commands. >
The show-stopper early-internet issue was that the protocol did not hash, encrypt or secure the exchange of credentials at session start time. If you want to test a network protocol, you should use a really > transparent client. Traditionally people use netcat (nc), but it handles > EOF approximatively. > There's a little chunk of perl in the Camel book that does what you want on any port you want. In the 2nd edition it's pg. 349-351. For that use, I strongly recommend socat. > > Regards, > > -- > Nicolas George > >
