[ngw] Antw: delay in sending email/email being blocked

[Stephen Hesser]

Make sure you check any SPF Records, if you have any.


Sent from my iPad

> On Oct 7, 2018, at 2:20 PM, Matt Schlawin <MSchlawin at FVLHS.ORG> wrote:
> 
> Thank-you for all the responses.  I do indeed have several
configuration
> things going on.
> 
> My ISP should be making the changes to fix the configuration issues.
> Hopefully that will fix the blocking issues.  I did not realize I had
an
> old PTR record referencing a non-existent spam filter.
> 
> When I remove the SMG IP address from GWIA, all sent items go out
> immediately with no delay.  I'm still not sure if that connection
> problem will be fixed, but for now I'm going to wait and see what the
> DNS changes do.
> 
> Thanks again to everyone for your help!
> 
> Matt
>>>> "Thomas Stimper" <tstimper at nmedv.de> 10/7/2018 6:02 AM >>>
> Hi Matt,
> 
> 1. your dns entries for your  mx record are missconfigured
> 
> - SMTP Reverse DNS Mismatch    Reverse DNS does not contain the
> hostname
> 
> 
> 2. your SMG is missconfigured
> 
> - SMTP Banner Check    Reverse DNS does not match SMTP Banner
> 
> Both can be the cause of delays  because the receiving email server
> will greylist or connection drop
> until you try many times.
> 
> Best regards
> 
> 
> 
> 
> 
> 
> 
> Mit freundlichen Grüßen
> 
> Thomas Stimper
> 
> MCNE
> Micro Focus Premier Solution Partner
> neue medien edv-systeme gmbh
> Zwickauer Str. 224
> 09116 Chemnitz
> Germany
> Email tstimper at nmedv.de ( mailto:tstimper at nmedv.de )
> Tel. +49 371 8448890
> Fax +49 371 8448891
> Amtsgericht / local court Chemnitz, HRB 12552
> Geschäftsführer / CEO: Thomas Stimper
> USt.ID / VAT DE176096756
> 
> 
>>>> "Matt Schlawin" <MSchlawin at FVLHS.ORG> 07.10.2018 01:57 >>>
> Hello everyone,
> 
> I have several GW email issues that I'm hoping someone here can help
> with.  I have been running a GW 2014 R2 server on OES for several
> years.
> This server has been migrated from Netware and gone through upgrade
> after upgrade.  A couple of months ago I migrated the server to a
> brand
> new SLES 12 box in preparation for the 2018 upgrade.  (Have not got to
> that yet....)  We are using MF Secure Messaging Gateway for our spam
> filter.  We route outbound through SMG as well.
> 
> Recently I have been getting reports of 1)  delays in sending email
> and 2) email being blocked.   I don't know if I have two different
> issues going on here, or just one misconfiguration that is causing
> both.
>  I'm not sure if it's GW or SMG causing the problems.
> 
> 1)  delays in sending.  At 3:58 today I sent an email to my gmail
> account.  I forward all my gmail email to GW, so normally it gets
> returned to my GW box in a minute or so.  It is now 5:50 and it still
> has not made it to my gmail account.  In sent items under properties I
> see this:
> 
> Transfer Delayed   10/6/2018 3:58 PM
> Transfer Delayed  10/6/2018 4:18 PM
> Transfer Delayed  10/6/2018 4:38 PM
> Transfer Delayed  10/6/2018 4:58 PM
> I've been looking through PO, MTA and GWIA logs but I'm not really
> sure
> what I'm looking for.  SMG message tracker does not show this email at
> all.
> 
> 2)  email getting blocked.
> The head of the soccer league has emailed an excel spreadsheet to
> three
> people in our building for the last seven weeks.  The first five weeks
> went through with no problem and the last two have bounced back.  SMG
> message tracker shows:  Delivery statuses: 451 System error, please
> retry later
> 
> I tried to send an excel spreadsheet to someone I email on a regular
> basis and it bounced with this email:
> Transcript of session follows:   Command:  Data...  Response: 550
> permanent failure for one or more recipients
> 
> I retried later and it went through.
> 
> Are #1 and #2 related as one thing mis-configured?  I do have and open
> GWAVA tech support ticket, but so far we have not figured out what is
> happening.
> 
> Anyone have any ideas on what is causing these issues?  I'm going to
> turn on verbose logging and see if I ca> reading this, it must have sent!
> 
> Thanks for any help!
> Matt
> 
> 
> 
> 
> _______________________________________________
> ngw mailing list
> ngw at ngwlist.com
> http://ngwlist.com/mailman/listinfo/ngw
> 
> <Part.001>