Re: [exim] weird line

Brent Clark wrote:
> Hi all
>
> I just found this weird ONE line entry in my maillog:
> 2005-08-16 09:18:17 H=(mx2.timco.co.za) [196.15.175.140] U=25 F=<>
> rejected RCPT <866517@???>: Unrouteable address
>
> What interest me is:
> U=25

It's the RFC1413 identity of the sender (this is documented in
the book; I've not checked online. Did you?).

Bear in mind that the valie is only meaningful to the admin
of the sending site, not to you.

- Jeremy