Brain Goo

D. J. Bernstein’s Qmail, now in the public domain, is a powerful yet clumsy SMTP messaging system. One of the most common problems is updating the rules for allowing SMTP relay, or denying the same. If you qmail-smtpd under tcpserver, the following will update relay allow and relay forbid rules. Create a file called /etc/tcp.smtp […]

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Denying connections based on RBLs is a snap with Exim4. Most confusion is related to ACLs and where the definition sits. The fastest way to deny based on RBL is to add it to whatever ACL you specify in acl_smtp_rcpt However, you MUST put the declaration AFTER any relay allow definitions. ACLs are based on […]

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How to set up virtual email domains and users with POP access on Debian Sarge http://www.randomsequence.com/articles/smtp-pop3-email-for-virtual-users-on-debian-sarge/ Adverts: The Exim SMTP Mail Server Exim: The Mail Transfer Agent The Exim SMTP Mail Server: Official Guide for Release 4

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