Mailing List CGatePro@mail.stalker.com Message #95179
From: Andy Kunkle <akunkle@aimengr.com>
Subject: RE: Mailing list warning messages
Date: Mon, 09 Jun 2008 13:18:18 -0400
To: CommuniGate Pro Discussions <CGatePro@mail.stalker.com>
X-Mailer: CommuniGate Pro MAPI Connector 1.51.15.1/1.51.16.4

> I would set it to 250 if your isp will take it. 15 is definitely too
> low.

That makes sense now. There's a max of 70 subscribers on one of the lists.

 
> How many email addresses in the list.
>
> ----- Original Message -----
> From: "Andy Kunkle" <akunkle@aimengr.com>
> To: "CommuniGate Pro Discussions" <CGatePro@mail.stalker.com>
> Sent: Monday, June 09, 2008 10:26 AM
> Subject: Re: Mailing list warning messages
>
>
> Thanks for the reply.
>
> Currently my DNS Timeout is set to 25 seconds. I also have 15
> concurrent
> requests and a retry limit of 5. Should I maybe move the concurrent
> requests
> up to 50 just to see how it goes?
>
> I have listed my ISP's DNS server, then my AD server's IP, and then my
> ISP's
> second DNS server and set the DNS Server Address to Custom. It doesn't
> seem
> like the mail server is moving to the next DNS Server if there's an
> error,
> or a delay. Isn't that how it's supposed to act?
>
> Andy Kunkle
> IT Manager
> AIM Engineering & Surveying, Inc.
> 5300 Lee Blvd
> Lehigh Acres, FL 33971
> 239-332-4569
>
>
> > -----Original Message-----
> > From: CommuniGate Pro Discussions [mailto:CGatePro@mail.stalker.com]
> On
> > Behalf Of John Keown
> > Sent: Monday, June 09, 2008 10:16 AM
> > To: CommuniGate Pro Discussions
> > Subject: Re: Mailing list warning messages
> >
> > No the issue appears to be with your dns servers. I have seen this
> with
> > in
> > the past when the dns server get overloaded with request and cannot
> > respond
> > in time. You may want to check you initial dns time out under the
> > obscure
> > settings. Increase the time out to maybe 7 seconds.
> >
> > I seem to remember someone in the past with the same issue and they
> had
> > a 1
> > second timeout.
> >
> > ----- Original Message -----
> > From: "Andy Kunkle" <akunkle@aimengr.com>
> > To: "CommuniGate Pro Discussions" <CGatePro@mail.stalker.com>
> > Sent: Monday, June 09, 2008 10:05 AM
> > Subject: Mailing list warning messages
> >
> >
> > Hey,
> >
> > I wanted to see if we could revisit this subject again. I'm still
> > having
> > annoying DNS Server Failed errors on my outbound mail queue. It seems
> > like
> > any messages containing more than a couple recipients get caught up
> in
> > the
> > Queue for no apparent reason. This happens the most with our mailing
> > lists.
> >
> > I'm getting strange DNS failures but then when I go into the Monitors
> /
> > Mail
> > and click on the messages and release the queue it sends. This is
> > obviously
> > very annoying to the mailing list recipients as they continually get
> > WARNING
> > messages for no reason.
> >
> > 09:52:24.269 3 DNR-025994(wfla.com) MX:DNS server failure
> > 09:52:24.269 3 DNR-025995(bradentonherald.com) MX:DNS server failure
> > 09:52:24.269 3 DNR-025991(yourobserver.com) MX:DNS server failure
> >
> > But if I go and do a nslookup for those domains' MX records, they
> > resolve
> > just fine. If I do nothing I've seen messages sit in the Queue for 3
> > days
> > without being sent. Is there some setting in the bowels of the CGPro
> > Administrative interface that might be holding these messages up?
> >
> > Help??
> >
> > Andy Kunkle
> > IT Manager
> > AIM Engineering & Surveying, Inc.
> > 5300 Lee Blvd
> > Lehigh Acres, FL 33971
> > 239-332-4569
> >
> >
> >
> >
> > Andy Kunkle
> > IT Manager
> > AIM Engineering & Surveying, Inc.
> > 5300 Lee Blvd
> > Lehigh Acres, FL 33971
> > 239-332-4569
> >
> > From: CommuniGate Pro Discussions [mailto:CGatePro@mail.stalker.com]
> On
> > Behalf Of Andy Kunkle
> > Sent: Tuesday, April 29, 2008 2:32 PM
> > To: CommuniGate Pro Discussions
> > Subject: Re: Mailing list warning messages
> >
> > Good suggestion! I'll give that a try. I'd been using my AD server
> but
> > things seem to get a little bound up at times on that due to heavy
> > loads...
> > that's why I changed over to the ISP servers.
> >
> > Thanks!
> >
> > Andy Kunkle
> > IT Manager
> > AIM Engineering & Surveying, Inc.
> > 5300 Lee Blvd
> > Lehigh Acres, FL 33971
> > 239-332-4569
> >
> > From: CommuniGate Pro Discussions [mailto:CGatePro@mail.stalker.com]
> On
> > Behalf Of Lyle Giese
> > Sent: Tuesday, April 29, 2008 12:52 PM
> > To: CommuniGate Pro Discussions
> > Subject: Re: Mailing list warning messages
> >
> > I have bonded T1's here also. But I run my own DNS servers and don't
> > rely on
> > a upstream ISP for dns. Another possiblity could also be overloaded
> DNS
> > servers at your ISP and you have no control over that. It's not hard
> to
> > setup recursive dns service on a *nix box to bypass your upstream
> > providers
> > servers and provide yourself with another layer of redundancy and
> > caching.
> >
> > Lyle
> >
> > Andy Kunkle wrote:
> > That could be. I have a 3 meg pipe to the Internet though. The only
> > error
> > messages I'm seeing are:
> >
> > 11:21:12.032 3 DNR-001084(netzero.net) MX:DNS server failure
> > 11:19:18.030 3 DNR-001003(wfla.com) A:DNS server failure
> >
> > But there's no reason associated with it. Just that it failed.
> >
> > Some info about my network: I am multi-homed and I have set things up
> > so all
> > DNS requests from my network go out my bonded T1's. So I'm using that
> > ISP's
> > DNS servers primarily.
> >
> > Thanks for the help!
> >
> > Andy Kunkle
> > IT Manager
> > AIM Engineering & Surveying, Inc.
> > 5300 Lee Blvd
> > Lehigh Acres, FL 33971
> > 239-332-4569
> >
> >
> >
> > -----Original Message-----
> > From: CommuniGate Pro Discussions [mailto:CGatePro@mail.stalker.com]
> On
> > Behalf Of Lyle Giese
> > Sent: Tuesday, April 29, 2008 10:10 AM
> > To: CommuniGate Pro Discussions
> > Subject: Re: Mailing list warning messages
> >
> > Have you looked at congestion on your Internet connection? It's
> > possible
> > that you are flooding(too many simultaneous outgoing SMTP channels??)
> > your connection and the UDP packets from the resolver are getting
> lost.
> > Are you getting DNS error messages in CGPro's logs when the list is
> > sending out?
> >
> > Lyle
> >
> > Andy Kunkle wrote:
> >
> > I constantly get warning messages that stack up in my queue from our
> >
> > PR guy's mailing lists he sends to. It seems like every e-mail he has
> > in the list gets a DNS failure at first and generates this bounce
> > message:
> >
> > This is an automated message from the mailing list...
> >
> > List messages sent to your address <e-mail > have bounced.
> >
> > If you read this message, your mail system has been probably fixed.
> >
> > To clear the bounce counter and to prevent automatic cancellation of
> > your subscription, use the Reply command in your mailer.
> >
> > Check that the Subject of the reply message contains
> > the confirmation ID: 0621242263,
> > and the reply is directed to <list@domain.com>,
> > and the 'From' address of your reply is <email>.
> >
> > All requests about this mailing list
> > should be sent to <list@domain.com>
> >
> > But when I do an nslookup on the domain the person is from, it
> >
> > resolves fine. And generally if I go into the queue and click Release
> > Now, it sends the message fine. The problem reported is DNS server
> > Failure. It's getting pretty annoying. Is there a setting I'm missing
> > that either will help the bounces stop happening (this particular e-
> > mail address was a hotmail.com address) or not send a warning after
> > just one delay or DNS failure? I've tried all sorts of DNS servers,
> > including 4.2.2.2 but these failures continue.
> >
> > Thanks for the help!
> >
> > Andy Kunkle
> > IT Manager
> > AIM Engineering & Surveying, Inc.
> > 5300 Lee Blvd
> > Lehigh Acres, FL 33971
> > 239-332-4569
> >
> >
> >
> >
> >
> >
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