New? behavior og rbl's
maxsec at gmail.com
Fri Sep 23 16:52:19 IST 2011
so why have these got their own mailserver? easier to run hostsed surely?
On 23 September 2011 11:50, Jonas <jonas at vrt.dk> wrote:
> > Which translated means:
> > - put your MTAs on dedicated IP/s and do not share with gateway.
> > - setup log watching/alerts
> > - If you're corporate/Exchange don't allow OWA without being VPN'd or at
> > use a non standard port.
> > - block port 25 outbound for all behind the gateway which is not an MTA
> > MTA is on dedicated IP)
> > - use outbound rating to minimize possible blasts.
> All sound advice for enterprises, however the part about putting your MTA
> on a dedicated IP is just nonsense. Here in Denmark 90% of companies have
> less than 10 employees, so most just run on business adsl lines or similar
> smaller connections, where there is only 1 WAN ip.
> Who suddenly decided you need multiple WAN ip's to host a mail gateway?
> In my humble opinion its taking it way too far when you combine things that
> has nothing to do with mail with a mail blocking filter...
> Med venlig hilsen / Best regards
> Jonas Akrouh Larsen
> TechBiz ApS
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