There's quite a lot. Check this out:
https://www.telnetbbsguide.com/
Over a thousand systems accessible over telnet (sometimes ssh too, sometimes even proper, honest actual dial-up modem)
https://www.telnetbbsguide.com/
Over a thousand systems accessible over telnet (sometimes ssh too, sometimes even proper, honest actual dial-up modem)
Can anyone comment on how well modems work over long-haul connections these days? Even if you have plain ol’ copper wiring to your local telephone company, it’s not gonna be copper wire the whole way.