Ubuntu 13.04
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Run with Clamav - ClamSMTP
2013/05/13
 
Install Clamav first and Configure to run Postfix with Clamav to scan virus timely.
[1] Install Clamd and Clamsmtp.
root@mail:~#
aptitude -y install clamav-daemon clamsmtp
root@mail:~#
vi /etc/clamsmtpd.conf
# line 11: change

OutAddress:
10026
# line 21: change

Listen:
127.0.0.1:10025
# line 27: uncomment

Header: X-AV-Checked: ClamAV using ClamSMTP
root@mail:~#
vi /etc/postfix/main.cf
# add at the last

content_filter = scan:127.0.0.1:10025
root@mail:~#
vi /etc/postfix/master.cf
# add at the last

scan unix -       -       n       -       16       smtp
   -o smtp_data_done_timeout=1200
   -o smtp_send_xforward_command=yes
   -o disable_dns_lookups=yes
127.0.0.1:10026 inet n       -       n       -       16       smtpd
   -o content_filter=
   -o local_recipient_maps=
   -o relay_recipient_maps=
   -o smtpd_restriction_classes=
   -o smtpd_client_restrictions=
   -o smtpd_helo_restrictions=
   -o smtpd_sender_restrictions=
   -o smtpd_recipient_restrictions=permit_mynetworks,reject
   -o mynetworks_style=host
   -o smtpd_authorized_xforward_hosts=127.0.0.0/8
root@mail:~#
/etc/init.d/clamav-daemon start 

 * Starting ClamAV daemon clamd
   ...done.
root@mail:~#
/etc/init.d/clamsmtp restart

Restarting virus filtering SMTP proxy: clamsmtpd.
root@mail:~#
/etc/init.d/postfix restart 

 * Stopping Postfix Mail Transport Agent postfix
   ...done.
 * Starting Postfix Mail Transport Agent postfix
   ...done.
  These lines below are added in header section of emails after this configuration.
 
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