* Miguel Da Silva - Centro de Matemática <[hidden email]>:
> Dear users, I'm dealing with backscatter and trying to write some
> expressions to use in body_checks.
> I could not see how to write it down: "if the From header has a e-mail of
> my network, then the Message-ID must possess a domain.com part" (let's
> suppose domain.com is the local domain).