[isalist] Re: OT: DNS and Forwarders
- From: Steve Moffat <steve@xxxxxxxxxx>
- To: ISA Mailing List <isalist@xxxxxxxxxxxxx>, ISA Mailing List <isalist@xxxxxxxxxxxxx>
- Date: Wed, 18 Oct 2006 13:09:40 -0300
http://www.ISAserver.org
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Betcha it's a 2003 bug....doesn't happen unless you use forwarders.......
-----Original Message-----
From: isalist-bounce@xxxxxxxxxxxxx [mailto:isalist-bounce@xxxxxxxxxxxxx] On
Behalf Of Thomas W Shinder
Sent: Wednesday, October 18, 2006 1:08 PM
To: ISA Mailing List
Subject: [isalist] Re: OT: DNS and Forwarders
http://www.ISAserver.org
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By default, Windows Server 2003 DNS server are protected from cache
pollution.
Most common cause is a timeout because the ISP DNS server is too slow.
Thomas W Shinder, M.D.
Site: www.isaserver.org
Blog: http://blogs.isaserver.org/shinder/
Book: http://tinyurl.com/3xqb7
MVP -- Microsoft Firewalls (ISA)
> -----Original Message-----
> From: isalist-bounce@xxxxxxxxxxxxx
> [mailto:isalist-bounce@xxxxxxxxxxxxx] On Behalf Of Michael Ross
> Sent: Wednesday, October 18, 2006 11:01 AM
> To: isalist@xxxxxxxxxxxxx
> 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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