[isalist] OT: DNS and Forwarders
- From: "ISA" <ISA@xxxxxxxxxxxxxxxx>
- To: <isalist@xxxxxxxxxxxxx>
- Date: Wed, 18 Oct 2006 15:18:56 -0400
http://www.ISAserver.org
-------------------------------------------------------
Thur - Thanks for the reminder.
However, this is a single server client.
Joseph F. Danielsen,
MCSA - Exchange Messaging Specialist, MCP
Network Blade Inc.
49 Marcy Street
Somerset, NJ 08873
732-213-0600
www.networkblade.com
-----Original Message-----
From: isalist-bounce@xxxxxxxxxxxxx [mailto:isalist-bounce@xxxxxxxxxxxxx]
On Behalf Of Thor (Hammer of God)
Posted At: Wednesday, October 18, 2006 1:52 PM
Posted To: ISA
Conversation: [isalist] OT: DNS and Forwarders
Subject: [isalist] Re: OT: DNS and Forwarders
http://www.ISAserver.org
-------------------------------------------------------
Why do your internal clients need to resolve DNS directly? I never ever
use
forwarders on my AD boxes. I always create root zones on my AD DNS
servers
and only use ISA to resolve DNS for web proxy/fw clients.
That's where what I consider "true" security and separation comes from.
t
On 10/18/06 9:13 AM, "ISA" <ISA@xxxxxxxxxxxxxxxx> spoketh to all:
> http://www.ISAserver.org
> -------------------------------------------------------
>
>
> This actually has happened with and without forwarders -
>
> Steve, I interpret your suggestion as using only the Root Hints?
>
>
>
> Joseph Danielsen, MCSA-Messaging, MCP
>
> Network Blade Inc.
>
> 49 Marcy Street
>
> Somerset, NJ 08873
>
> 732-213-0600
>
> www.networkblade.com
>
>
>
>
>
>
> -----Original Message-----
> From: isalist-bounce@xxxxxxxxxxxxx
[mailto:isalist-bounce@xxxxxxxxxxxxx]
> On Behalf Of Steve Moffat
> Posted At: Wednesday, October 18, 2006 12:08 PM
> Posted To: ISA
> Conversation: [isalist] Re: OT: DNS and Forwarders
> Subject: [isalist] Re: OT: DNS and Forwarders
>
> http://www.ISAserver.org
> -------------------------------------------------------
>
> FWIW.....I have 2 caching only DNS Servers that I setup to use as
> forwarders for my AD DNS Servers, when I use them, I get the very same
> issue. If I however, remove them from the forwarders section, I have
no
> DNS Issues at all whatsoever, anytime.
>
> S
>
> -----Original Message-----
> From: isalist-bounce@xxxxxxxxxxxxx
[mailto:isalist-bounce@xxxxxxxxxxxxx]
> On Behalf Of ISA
> Sent: Wednesday, October 18, 2006 1:03 PM
> To: ISA Mailing List
> Subject: [isalist] Re: OT: DNS and Forwarders
>
> http://www.ISAserver.org
> -------------------------------------------------------
>
> Thanks Mike:
>
> I will try clearing the cache - but this happens now about everyday
> (morning usually). I really have to find the source of the problem.
>
>
>
> Joseph Danielsen, MCSA-Messaging, MCP
>
> Network Blade Inc.
>
> 49 Marcy Street
>
> Somerset, NJ 08873
>
> 732-213-0600
>
> www.networkblade.com
>
>
>
>
>
>
> -----Original Message-----
> From: isalist-bounce@xxxxxxxxxxxxx
[mailto:isalist-bounce@xxxxxxxxxxxxx]
> On Behalf Of Michael Ross
> Posted At: Wednesday, October 18, 2006 12:01 PM
> Posted To: ISA
> Conversation: [isalist] OT: DNS and Forwarders
> Subject: [isalist] Re: OT: DNS and Forwarders
>
> http://www.ISAserver.org
> -------------------------------------------------------
>
> Windows 2003 DNS servers?
> Believe it or not, ive seen that . It's a cache pollution type of
> behavior, with no logging or other signs to prove that.
> Try to clear the DNS cache next time and see if it helps.
>
> -----Original Message-----
> From: isalist-bounce@xxxxxxxxxxxxx
[mailto:isalist-bounce@xxxxxxxxxxxxx]
> On Behalf Of ISA
> Sent: Wednesday, October 18, 2006 10:59 AM
> To: isalist@xxxxxxxxxxxxx
> Subject: [isalist] OT: DNS and Forwarders
>
> http://www.ISAserver.org
> -------------------------------------------------------
>
> Steve: Funny you should say that because I've done that a few times.
>
> DNS stops - I removed the forwards - Restart DNS - DNS works.
> DNS stops - I change the forwards - Restart DNS - DNS works.
>
> I want to blame my server but I'm just not sure where the failure is.
>
>
>
> Joseph Danielsen, MCSA-Messaging, MCP
>
> Network Blade Inc.
>
> 49 Marcy Street
>
> Somerset, NJ 08873
>
> 732-213-0600
>
> www.networkblade.com
>
>
>
>
>
>
> -----Original Message-----
> From: isalist-bounce@xxxxxxxxxxxxx
[mailto:isalist-bounce@xxxxxxxxxxxxx]
> On Behalf Of Steve Moffat
> Posted At: Wednesday, October 18, 2006 11:55 AM Posted To: ISA
> Conversation: [isalist] OT: DNS and Forwarders
> Subject: [isalist] Re: OT: DNS and Forwarders
>
> http://www.ISAserver.org
> -------------------------------------------------------
>
> Remove the forwarders.....then see how fast your Internet speed
> gets...:)
>
> S
>
> -----Original Message-----
> From: isalist-bounce@xxxxxxxxxxxxx
[mailto:isalist-bounce@xxxxxxxxxxxxx]
> On Behalf Of ISA
> Sent: Wednesday, October 18, 2006 12:49 PM
> To: ISA Mailing List
> Subject: [isalist] OT: DNS and Forwarders
>
> http://www.ISAserver.org
> -------------------------------------------------------
>
> Hello All -
>
> This might be off-topic, but has anyone every had their Windows DNS/DC
> server intermittently stop forwarding DNS requests?
>
> I checked with the ISP and they don't recognize and problems on their
> end.
>
> JD
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