Sorry I've never got my head round SPF.<div><br></div><div>SPF is a special record in the DNS right, (which should be easy to set up) or is it a special record in the reverse DNS, which is more of a pain)</div><div><br>
</div><div>Peter.<br><br><div class="gmail_quote">On 17 December 2010 13:49, David Halliday <span dir="ltr"><<a href="mailto:david.halliday@gmail.com">david.halliday@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<div>I presume that you are using something more like open VZ or another kernel based virtualization so this warning is possibly not appropriate to your configuration.</div><div><br></div><div>However as a word of warning from experience, I once set up using VMware an SMTP machine for a business (long story why this was the set-up chosen first time around that I was asked to implement). Disk IO stuff (and other things) can be very slow under virtualization and I quickly found that my mail server (which was sending out business communication with hundreds of customers) suffered performance issues because of disk virtualization. </div>
<div><br></div><div>This wasn't a problem when I rebuilt everything under OpenVZ, just VM Ware.</div><div><div></div><div class="h5"><div><div><br><div class="gmail_quote">On 17 December 2010 13:42, Julia Freeman <span dir="ltr"><<a href="mailto:klug@quixotic.org.uk" target="_blank">klug@quixotic.org.uk</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">-----BEGIN PGP SIGNED MESSAGE-----<br>
Hash: SHA1<br>
<div><br>
On Fri, Dec 17, 2010 at 12:36:57PM +0000, Peter Childs wrote:<br>
><br>
> Thats what I'm doing currently. (Except I'm using Exim) the issue is that<br>
> certainly 1and1 limit you to 1 email every 10 seconds (which is not really<br>
> very many for a peak load). I've seen similar limits from most other ISPs<br>
><br>
> Trying to get your reverse DNS to match is a pain, Would using a shared<br>
> hosting supplier fix this issue?<br>
><br>
> My reading is that part of the problem is the need for SPF records.....<br>
<br>
</div>Never under estimate the suitability of a virtual machine in a datacenter<br>
running postfix/exim etc... with the correct dns settings as a machine to<br>
send mail from... (trying for the not so blatent plug...)<br>
<br>
J<br>
-----BEGIN PGP SIGNATURE-----<br>
Version: GnuPG v1.2.4 (GNU/Linux)<br>
<br>
iD8DBQFNC2i242M0lILkmGIRAk5OAKCwsjvRJcssVIDilyNYygfUiD2FiwCglPRd<br>
k8Sf/lYxk13u3jgjCgWf1BQ=<br>
=sQCj<br>
-----END PGP SIGNATURE-----<br>
<div><div></div><div><br>
_______________________________________________<br>
Kent mailing list<br>
<a href="mailto:Kent@mailman.lug.org.uk" target="_blank">Kent@mailman.lug.org.uk</a><br>
<a href="https://mailman.lug.org.uk/mailman/listinfo/kent" target="_blank">https://mailman.lug.org.uk/mailman/listinfo/kent</a><br>
</div></div></blockquote></div><br></div></div>
</div></div><br>_______________________________________________<br>
Kent mailing list<br>
<a href="mailto:Kent@mailman.lug.org.uk">Kent@mailman.lug.org.uk</a><br>
<a href="https://mailman.lug.org.uk/mailman/listinfo/kent" target="_blank">https://mailman.lug.org.uk/mailman/listinfo/kent</a><br></blockquote></div><br></div>