file ... directory
Copy files between two machines. Each file or directory is either a remote filename of the form rname@rhost:path, or a local filename.
Attempt to get tickets for remote host; query krb_realmofhost to determine realm.
Preserve modification times and modes of the source files.
If any of the source files are directories, descend into each directory and recursively copy all files and directories within it. The destination must be a directory.
Turns on DES encryption for all data passed by rcp.