> >
> > Isn't the above an IP literal, such as in postmaster@????
>
> Yes, it has the form of a "domain literal". It's still never going to
> match a host name or a domain name, however, which is what Exim uses for
> selecting retry rules.
>
> Note that even in RFC 822 itself (now 18 years old), we find
>
> Note: THE USE OF DOMAIN-LITERALS IS STRONGLY DISCOURAGED. It
> is permitted only as a means of bypassing temporary
> system limitations, such as name tables which are not
> complete.
>
> "Name tables" have long since been replaced by the DNS.
>
> --
> Philip Hazel University of Cambridge Computing Service,
> ph10@??? Cambridge, England. Phone: +44 1223 334714.
I'm doing this to pass encapsulated mails between an inbound & holding
server, which is why I'm using the IP of the holding server.
Cheers
John