heva.stepone.local is the hostname of the server. I am using a PHP script to send the test e-mail (explaining the www-data@heva.stepone.local sender address), and trying to send to nme@heva.stepone.local.


2012-09-18 00:23:26 [8307] cwd=/var/www/playground 3 args: /usr/sbin/sendmail -t -i
2012-09-18 00:23:26 [8307] 1TDjiw-00029z-J0 <= www-data@heva.stepone.local U=www-data P=local S=448 T="Subject 00:23:26" from <www-data@heva.stepone.local> for nme@heva.stepone.local
2012-09-18 00:23:26 [8308] cwd=/var/spool/exim4 3 args: /usr/sbin/exim4 -Mc 1TDjiw-00029z-J0
2012-09-18 00:23:26 [8308] 1TDjiw-00029z-J0 ** nme@heva.stepone.local F=<www-data@heva.stepone.local>: Unrouteable address
2012-09-18 00:23:27 [8309] cwd=/var/spool/exim4 7 args: /usr/sbin/exim4 -t -oem -oi -f <> -E1TDjiw-00029z-J0
2012-09-18 00:23:27 [8309] 1TDjix-0002A1-7Q <= <> R=1TDjiw-00029z-J0 U=Debian-exim P=local S=1299 T="Mail delivery failed: returning message to sender" from <> for www-data@heva.stepone.local
2012-09-18 00:23:27 [8308] 1TDjiw-00029z-J0 Completed QT=1s
2012-09-18 00:23:27 [8310] cwd=/var/spool/exim4 3 args: /usr/sbin/exim4 -Mc 1TDjix-0002A1-7Q
2012-09-18 00:23:27 [8310] 1TDjix-0002A1-7Q ** www-data@heva.stepone.local F=<>: Unrouteable address
2012-09-18 00:23:27 [8310] 1TDjix-0002A1-7Q Frozen (delivery error message)