On UNIX/Linux/macos, control-Z will suspend the current process. But that gets passed through telnet, and doesn't suspend telnet itself. Sooo.... Tilde, contr

On UNIX/Linux/macos, control-Z will suspend the current process. But that gets passed through telnet, and doesn't suspend telnet itself. Sooo.... Tilde, control-Z will do the trick: suspend the telnet process. Then kill %1 kills the suspended telnet process.