Essential System Adminstration, 2nd edition by AEleen Frisch Here are the changes from the 4/98 reprint: (227) footnote: changed "Issac" to "Isaac" (234) note: changed "Garfinkle" to "Garfinkel" {502} Data Copying and Conversion with dd: changed descriptions of ibs and obs to read "... block size, which must be a multiple of the system block size (which is usually 512 bytes)." Also, in the example command: changed 'ibs=2' to 'ibs=1024'. {553} para. 2: changed "the old lock file and socket" to "the old socket and lock file"