Dear Wietse, As I tried it return error as bellow. #su nobody This account is currently not available.
How should I do? Thank in advance. Ton -----Original Message----- From: owner-postfix-us...@postfix.org [mailto:owner-postfix-us...@postfix.org] On Behalf Of Wietse Venema Sent: Wednesday, March 26, 2014 6:37 PM To: Postfix users Subject: Re: Need Help about Postfix Policy with perl Pratchaya Rudjanisoragun: > greylist unix - n n - - spawn > user=nobody argv=/usr/bin/perl /usr/libexec/postfix/greylist.pl Open a shell as root, then execute these commands: # su nobody $ /usr/bin/perl /usr/libexec/postfix/greylist.pl And report any error message. Wietse