Scam-backscatter is a milter that prevents backscatter on mail servers which don't host mailboxes locally. It validates mailboxes by verifying the recipient addresses hosted on a different mail server.
|Tags||Communications Email Mail Transport Agents Filters|
|Operating Systems||POSIX Solaris Linux BSD OpenBSD NetBSD FreeBSD|
Release Notes: This release fixes a compilation error under Linux. A Makefile has been added for OpenBSD. Parsing of the mailertable has been improved.
Release Notes: An IPv6 address is now supported for the SMTP backend. A hostname can be resolved to an IPv6 address A backoff feature has been added to limit connection attempts when a connection to the backend SMTP server cannot be established.
Release Notes: Scam-backscatter now supports fallback for the backend SMTP server with the FALLBACKEND feature. A bug in the USEMAILERTABLE feature left the BackSMTPPort unset. A HELOHOST feature has been added. The connection handling and the error logging have been improved.
Release Notes: A verbose feature has been added to log the SMTP session with the backend. A minor bug in the connection handling was fixed.
Release Notes: A mistake in the makefiles and a bug in the subdomain text were fixed. The behavior when the backend SMTP server cannot be contacted is now configurable.