The Telnet action creates a step to execute a script on a remote computer that supports Telnet sessions.

 

Telnet tab

 

Security tab

 

Note: RSH.exe can also be used from the Run Program action to execute a command on a remote computer running the Remote Shell service.  Parameters can be passed to the remote command or script, or the FTP action can be used to send a custom script and then execute it remotely.