[isalist] Re: OT: DNS and Forwarders
- From: "Thor (Hammer of God)" <thor@xxxxxxxxxxxxxxx>
- To: "isalist@xxxxxxxxxxxxx" <isalist@xxxxxxxxxxxxx>
- Date: Wed, 18 Oct 2006 16:00:30 -0700
http://www.ISAserver.org
-------------------------------------------------------
Well, it's feasible in any ISA configuration... But yes, not with Joseph's
single server client (which I didn't know didn't have ISA...)
t
On 10/18/06 3:37 PM, "Greg Mulholland" <gmulholland@xxxxxxxxxxxx> spoketh to
all:
> http://www.ISAserver.org
> -------------------------------------------------------
>
> whilst i agree with the principle totally, its not always feasible in some
> environments...catching up on mail, can ya tell?
>
> Greg
> ----- Original Message -----
> From: "Thor (Hammer of God)" <thor@xxxxxxxxxxxxxxx>
> To: <isalist@xxxxxxxxxxxxx>
> Sent: Thursday, October 19, 2006 3:51 AM
> 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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>>
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