Re: [Exim] Feature request: 'sender_helo_name' ACL condition

On Tue, 2004-03-09 at 12:39 +0000, Philip Hazel wrote:
> Exim has been changed so that the use of $sender_host_name
> automatically triggers an rDNS lookup.

It would be nice if we could prevent this for certain IP addresses for
which we _know_ we'll never get a valid PTR record, like 2002::/16.
So a new option might reasonably default to:

    hosts_never_lookup = <; 2002::/16

--
dwmw2