- Start the Telnet Client.
- Open a Telnet session to a Telnet server.
- Press CTRL+] to switch to command mode.
- Type set crlf.
- Press ENTER to return to session mode.
If you set the CRLF option before authentication, the Telnet Client will send LFs when they are not appropriate. For example, after you type a user name and press ENTER, the following sequence is sent: