Re: How I spent my Christmas vacation - Email found in subject

  • From: "Ball, Dan" <DBall@xxxxxxxxxxx>
  • To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx>
  • Date: Wed, 4 Jan 2006 11:04:04 -0500

Nope, it wasn't lost (here at least)...

Actually, your article spurred an avenue of investigation that I hadn't
thought of before, and I found some discrepancies in my DNS servers that
I have since resolved. 

-----Original Message-----
From: Thomas W Shinder [mailto:tshinder@xxxxxxxxxxx] 
Sent: Wednesday, January 04, 2006 10:51 AM
To: [ISAserver.org Discussion List]
Subject: [isalist] Re: How I spent my Christmas vacation - Email found
in subject

http://www.ISAserver.org

Hey Thor,

Thanks for the back up!

Hey everyone on this thread, I hope the message in my blog post isn't
being lost. It wasn't about SMTP, NDR, DNR :) or spam whacking, it was
about how to troubleshoot an Internet performance issue. 

Specifically, it was meant to communicate a thought process involving
asking questions, coming up with answers, and coming up with more
questions based on the answers. I thought it was a good exercise to put
"on paper" because I don't see this type of classical problem solving
approach used a lot, and thought maybe that's because there isn't a
whole lot written in that style.

Just don't want the baby thown out with the bathwater :))

Thanks!
Tom

Thomas W Shinder, M.D.
Site: www.isaserver.org
Blog: http://spaces.msn.com/members/drisa/
Book: http://tinyurl.com/3xqb7
MVP -- ISA Firewalls
**Who is John Galt?**

 

> -----Original Message-----
> From: Thor (Hammer of God) [mailto:thor@xxxxxxxxxxxxxxx] 
> Sent: Wednesday, January 04, 2006 2:47 AM
> To: [ISAserver.org Discussion List]
> Subject: [isalist] Re: How I spent my Christmas vacation - 
> Email found in subject
> 
> http://www.ISAserver.org
> 
> Dude- you're splitting hairs now... I dig the secure update 
> deal, but come 
> on... We can do it how we want to... If you need to send 
> NDR's like Dan Ball 
> does, then go right ahead.  If folks don't like it, then let 
> them handle the 
> mail for him.  If you want to accept all mail with a 
> catch-all, then do 
> that.  IIS does it standing still.  I do that in combination with my 
> SpamArrest account.  John T doesn't like it, nor does Jim, 
> but until someone 
> wants to host my mail for free, then that's just the way it is.
> 
> There is no *right* way... RFC is great, but in the real 
> world we do what we 
> need to do to suit our needs.  But I'll be damned if I'll sit 
> back and let 
> some shit-kicker bust on Dr. S after all of his hard work in 
> this forum 
> 'cause he thinks his tin foil hat is wrapped tight on his head.
> 
> t
> 
> -----
> "I may disapprove of what you say,
> but I will defend to the death your
> right to say it."
> 
> 
> ----- Original Message ----- 
> From: "Greg Mulholland" <greg@xxxxxxxxxxxxxx>
> To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx>
> Sent: Wednesday, January 04, 2006 12:14 AM
> Subject: [isalist] Re: How I spent my Christmas vacation - 
> Email found in 
> subject
> 
> 
> http://www.ISAserver.org
> 
> Your still wasting bandwidth on accepting mail you don't want. Real
> gateways that allow secure dynamic or even if they are static lists
> which update the local recipients file at the gateway are the way to
> go..and by secure im not talking about ldap queries so much, thee are
> other ways. Postfix does it standing on its head. I havent seen IIS
> compete with it yet.
> 
> 
> Greg Mulholland
> Just because I don't care, doesn't mean i dont understand - Homer
> Simpson
> 
> -----Original Message-----
> From: Thor (Hammer of God) [mailto:thor@xxxxxxxxxxxxxxx]
> Sent: Wednesday, January 04, 2006 6:00 PM
> To: [ISAserver.org Discussion List]
> Subject: [isalist] Re: How I spent my Christmas vacation - Email found
> in subject
> 
> http://www.ISAserver.org
> 
> 
> >OK, so you DO NOT send NDRs, yet with your IIS platform you *cannot*
> >turn off NDRs.  Lets get this straight, you have turned off NDRs on a
> >platform that you *cannot* turn off NDRs.  Cool.
> 
> Did someone here piss you off or something?  It may just be me, but
> you're coming off like a real prick...
> 
> I don't mean that in a mean way, but man, chill out a bit...
> 
> Regarding IIS SMTP, you can most certainly "turn off" NDR's by simply
> setting up a "Catch All" email address that accepts all mail for
> recipients that don't exist.
> 
> Done. End of Story.  No LDAP sync, nothing.  No BADMAIL, 
> nothing.  Just
> schedule the deletion of the mailbox dir.
> 
> You can also have the receiving server dirt-nap DNS.  No NDR's.  Done.
> 
> Any more questions?
> 
> t


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