> On Thursday 12 June 2008 2:16 am, Matus UHLAR - fantomas wrote:
> > you should put at least your MX backups into trusted_networks AND
> > internal_networks, if there are any. You may put other servers, not under
> > your control, to trusted_networks, if you trust them not to originate spam.
> >
> > trusted_networks and internal_networks are used to define borders for
> > checking SPF, blacklists and other network stuff. For example, most
> > blacklists are checked on last external relay which means your mailserver
> > or MX backup

On 12.06.08 18:00, Chris wrote:
> Hmm, I'm on DSL, so, should I place my IP in trusted_networks? If so, how 
> would I go about that since being a dynamic IP it changes every so often. For 
> instance, I did have this "trusted_networks 192.168/16 71.48.160.0/20", 
> however, looking at the received line of the post I initally made, my IP is 
> now 71.51.96.186. The received line also shows this:
> 
> Received: from [71.51.96.186] ([71.51.96.186:27915] helo=[192.168.2.2])
>         by mailrelay.embarq.synacor.com (envelope-from 
> <[EMAIL PROTECTED]>)

Do you relay incoming mail to yourself through your external IP? Why?

> Should I put the IP for mailrelay.embarq.synacor.com on the
> trusted_networks line? That comes out to be 208.47.184.3. I also had this
> as internal_networks internal_networks 71.48.160.0/20, is that correct?

I would be careful about that and not to trust whole ISP's dyamic IP range.
(Yes, as an ISP I have to do that until we enforce SMTP authentication from
dynamic ranges).

-- 
Matus UHLAR - fantomas, [EMAIL PROTECTED] ; http://www.fantomas.sk/
Warning: I wish NOT to receive e-mail advertising to this address.
Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu.
I just got lost in thought. It was unfamiliar territory. 

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