1. Representation Language Language.
2. Run Length Limited.
right lower lobe
run length limited
RLN remote local area network node
RLO Returned Letter Office
networking, tool (Remote login) The 4.2BSD Unix utility to allow a user to log in on another host via a network. Rlogin communicates with a daemon on the remote host. Unix manual page: rlogin(1). See also telnet. (1997-01-12)
RLQ right lower quadrant