RE: Exchange as a 2ndary backup mail server

  • From: "John Tolmachoff \(Lists\)" <johnlist@xxxxxxxxxxxxxxxxxxx>
  • To: "'[ExchangeList]'" <exchangelist@xxxxxxxxxxxxx>
  • Date: Wed, 7 Jan 2004 17:14:59 -0800

It is very simple to use the IIS SMTP virtual server as a store and forward
for a domain. Keeps it out of Exchange entirely. That is what my backup MX
is.

John Tolmachoff
Engineer/Consultant/Owner
eServices For You


> -----Original Message-----
> From: Mulnick, Al [mailto:Al.Mulnick@xxxxxxxxxx]
> Sent: Wednesday, January 07, 2004 6:15 AM
> To: [ExchangeList]
> Subject: [exchangelist] RE: Exchange as a 2ndary backup mail server
> 
> http://www.MSExchange.org/
> 
> That's an interesting way to get things done. FINGER?  Really?
> Have you considered just having a second host accept mail at your site?
> That would result in three MX records for you?
> Nothing elaborate: a Windows 2000 or 2003 server could do it for you.
> 
> The only benefit you would be without is any problem with the network
> connection to your ISP could result in delayed email.  That's because SMTP
> will queue mail when it cannot contact your mail server if there is no
> other
> mail exchanger.  The retry period varies from next to nothing to 72 hours
> or
> more in some cases.  You would essentially tell remote hosts to queue the
> mail and retry at their leisure which results in the mail never leaving
> the
> originator's systems.  Somewhat efficient compared to letting your ISP
> queue
> it for you.
> 
> Your friend could queue it for you although I wouldn't advise it.  Have
> him
> set up acceptance of the messages for your doamin with a route for
> delivery
> to your systems.  He needs to be sure that he is not authoratative for
> that
> domain.  He's likely going to have some issues implementing this, so
> testing
> is really a good idea.  He needs to hard code the route and needs to be
> very
> aware of the retry interval that he uses.
> 
> 
> 
> 
> 
> 
> -----Original Message-----
> From: Ajoy Chundee [mailto:ajoy@xxxxxxxxxxx]
> Sent: Wednesday, January 07, 2004 5:48 AM
> To: [ExchangeList]
> Subject: [exchangelist] RE: Exchange as a 2ndary backup mail server
> 
> http://www.MSExchange.org/
> 
> Well, the problem with the isp is that when I FINGER their server to
> retrieve my mail, it says "x number of messages queued", then I see
> "connection reset by peer".  They are convinced that when the message
> appears mail has already started dequeueing, but I am sure about this
> because no new messages come in.
> 
> At least 90% of my mail arrives without incident, but I cannot see what
> those other messages are.  For many other reasons, I am happy with the
> ISP,
> it's just this one thing that is really getting my goat.
> 
> My plan is as follows: the highest priority mx record for my domain points
> to my exchange server, and the next one down is the isp's backup server.
> I want to put a record in between those two that sends mail to a friend's
> exchange server (different ISP) before it queues it on the isp's server.
> 
> Ajoy.
> 
> 
> 
> > I've certainly got some ideas how it could be done, but I'm curious
> > how you expect this to work?  If the ISP's relay server is flaky, what
> > does that mean?
> >
> >
> > Al
> >
> > -----Original Message-----
> > From: Ajoy Chundee [mailto:ajoy@xxxxxxxxxxx]
> > Sent: Tuesday, January 06, 2004 2:43 PM
> > To: [ExchangeList]
> > Subject: [exchangelist] Exchange as a 2ndary backup mail server
> >
> >
> > http://www.MSExchange.org/
> >
> > Hi all,
> >
> > Does anybody know how I can set up an Exchange 2000 server so that it
> > receives mail for a specified domain using a lower priority MX record,
> > and stores it until it is dequeued by another server?  My ISP's
> > service for this has become very flaky, and I am trying to set this up
> > with a colleague's own exchange server hosted somewhere else so he can
> be
> my backup.
> >
> > Thanks in advance,
> > Ajoy.
> >
> > ------------------------------------------------------
> > List Archives:
> > http://www.webelists.com/cgi/lyris.pl?enter=exchangelist
> > Exchange Newsletters: http://www.msexchange.org/pages/newsletter.asp
> > Exchange FAQ: http://www.msexchange.org/pages/larticle.asp?type=FAQ
> > ------------------------------------------------------
> > Other Internet Software Marketing Sites:
> > Leading Network Software Directory: http://www.serverfiles.com No.1
> > ISA Server Resource Site: http://www.isaserver.org Windows Security
> > Resource
> > Site: http://www.windowsecurity.com/ Network Security Library:
> > http://www.secinf.net/ Windows 2000/NT Fax Solutions:
> > http://www.ntfaxfaq.com
> > ------------------------------------------------------
> 
> ------------------------------------------------------
> List Archives: http://www.webelists.com/cgi/lyris.pl?enter=exchangelist
> Exchange Newsletters: http://www.msexchange.org/pages/newsletter.asp
> Exchange FAQ: http://www.msexchange.org/pages/larticle.asp?type=FAQ
> ------------------------------------------------------
> Other Internet Software Marketing Sites:
> Leading Network Software Directory: http://www.serverfiles.com
> No.1 ISA Server Resource Site: http://www.isaserver.org Windows Security
> Resource Site: http://www.windowsecurity.com/ Network Security Library:
> http://www.secinf.net/ Windows 2000/NT Fax Solutions:
> http://www.ntfaxfaq.com
> ------------------------------------------------------
> 
> ------------------------------------------------------
> List Archives: http://www.webelists.com/cgi/lyris.pl?enter=exchangelist
> Exchange Newsletters: http://www.msexchange.org/pages/newsletter.asp
> Exchange FAQ: http://www.msexchange.org/pages/larticle.asp?type=FAQ
> ------------------------------------------------------
> Other Internet Software Marketing Sites:
> Leading Network Software Directory: http://www.serverfiles.com
> No.1 ISA Server Resource Site: http://www.isaserver.org
> Windows Security Resource Site: http://www.windowsecurity.com/
> Network Security Library: http://www.secinf.net/
> Windows 2000/NT Fax Solutions: http://www.ntfaxfaq.com
> ------------------------------------------------------



Other related posts: