The Free On-line Dictionary of Computing (30 December 2018):

remote login

    A client-server program and protocol that
   provides an interactivel command line interface to a remote
   computer, using a protocol over a computer network,
   simulating a locally attached terminal.

   rlogin is the BSD Unix program and protocol for this,
   telnet is an earlier, more widely implemented protocol.

   (1999-03-26)