Arrl mail

John D. Hays john at hays.org
Thu Jun 9 15:59:03 PDT 2011


Using spf records helps cut down on forged email addresses, see
http://en.wikipedia.org/wiki/Sender_Policy_Framework
John D. Hays
+1-206-801-0820
US Toll Free: +1-85-JOHN-HAYS
K7VE Blog <http://k7ve.org/blog>  / SIP: john at hays.org
PO Box 1223, Edmonds, WA 98020-1223
Fix the Federal Tax and pay less than 1% - http://www.apttax.com



On Thu, Jun 9, 2011 at 3:51 PM, Bill V WA7NWP <wa7nwp at gmail.com> wrote:

> On Thu, Jun 9, 2011 at 3:12 PM, Jeff Francis™ <jfrancis at gmail.com> wrote:
> >  One of a long list of reasons why dual-homing is critical these days (or
> > at least dual mailservers on completely different IP ranges).  That way
> you
> > can flip your DNS to the alternate site/network/mailserver when your
> > netblock gets blacklisted until you can clear things up.
>
> Ok...  I know, and am finally using, a backup MX scheme so if the
> primary mailserver has an issue at least the mail will have a place to
> go to until the primary is back on line.   Is that what you're talking
> about or do you have some magic where it's possible to have mail
> delivered and picked up from both a primary host and a secondary
> that's ready to take over if there are problems with the primary?
>
> Thanks,
> Bill
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