• nano -w /usr/local/directadmin/conf/directadmin.conf
• Add dkim=1
• nano -w /etc/exim.conf

remote_smtp:
driver = smtp
dkim_domain = $sender_address_domain
dkim_selector = x
dkim_private_key = ${if exists{/etc/virtual/$sender_address_domain/dkim.private.key}{/etc/virtual/$sender_address_domain/dkim.private.key}{0}}
dkim_canon = relaxed
dkim_strict = 0

• cd /usr/local/directadmin/scripts
• ./dkim_create.sh readypublish.com