On Fri, 25 Jan 2008 17:18:26 +0000, Andrew Hodgson <me3@privacy.net>
wrote:

>Hi,
>
>I wish to blacklist all the IP addresses from sending mail into the
>Exim4 box. However, I do want one IP address to be allowed through.
>
>I have read the docs and ran the commands:
>
>echo * >>/etc/exim4/local_host_blacklist
>echo ip.of.good.host >>/etc/exim4/local_host_whitelist
>/etc/init.d/exim4 reload

Problem was due to LFs at the end of the relevant entries. Sorry
about that.

Andrew.