Re[2]: [Exim] Directors question

In FQDN or IP ?
Second question (by the way)
I need a solution to accept all mail from @yahoo.com ONLY from yahoo
MTA's. Any ideas ?

------------- Original message -----------
> From: ph10@???
> To: ice@???
> Subject: [Exim] Directors question
> Date: Thursday, November 29, 2001 at 11:00

> > Is there any possibilities in exim configuration file to detect from
> > where we received e-mail: from local machine (web interface, that
> > sends mail thru exim's sendmail wrapper), or from remote mailer thru
> > smtp session ?
>
> ${received_protocol}

Also, $sender_host_address.