Re: [exim] BATV configuration

--On 3 June 2008 18:31:45 -0400 Lars Nordin
<Lars_Nordin@???> wrote:

> On Friday 30 May 2008 16:32:40 David Saez Padros wrote:
>> Hi
>>
>> this configuration will make people using callouts reject your messages,
>> if you want to avoid this you should use batv checks at pre_data
>
> How so?
>
> I am familiar with Sender Address Verification, if this is what you had
> in mind. I am a little more familiar with postfix and its implementation
> of SAV callbacks which occur during the "RCPT TO" stage of the original
> message and before it gives a response. So I don't understand why the
> check should be moved later in the SMTP transaction.
>
> It will work with null MAIL FROM address in the callback, but should work
> also if the address is not null either (I may need to check that).

It'll work fine, but Exim's vacation messages are (incorrectly, IMV) sent
to the From address not the sender address. Therefore, you won't be getting
Exim vacation messages from remote recipients.

--
Ian Eiloart
IT Services, University of Sussex
x3148