2>&1 takes stderr (fd#2) and joins it to stdout (fd#1) so you have a single output stream, contains both things sent to stderr (fatal program errors) and stdout messages (informational or program specific messages) > On 25 Nov 2013, at 4:30 am, Tim Streater <tim@xxxxxxxxxxxxxxxx> wrote: > > 2>&1 --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscribe@xxxxxxxxxxxxxxxx For additional commands, e-mail: users-help@xxxxxxxxxxxxxxxx