Index[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [W] [Y] [Z] RAM usage, monitoring redirection of output regular expressions (regexp) remote logins [See ssh command.] renaming files and folders reverse-order output, ls command right angle bracket (>) rm command interactive option recursive force option verbose option wildcards and rmdir command root route command rpm command RPM packages rsync command |