http://www.fmi.uni-passau.de/archive/doc/unix/unixhelp/Unixhelp/utilities2_trans1.html (Einblicke ins Internet, 10/1995)Before transferring or copying files between hosts you may need to pre-process them. Utilities are available which convert several files into a single file, reduce the size of a file by compression, and convert binary files into ASCII encoded representation for sending by mail.