RE: what caused DNS to die

  • From: "Jay J. Mobley" <jmobley@xxxxxxxxxx>
  • To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx>
  • Date: Mon, 1 Apr 2002 09:08:08 -0800

Sounds like it to me too! Have you ever had any similar trouble with any 
service other than DNS? I haven't.  


----
> From: cpatterson@xxxxxxxxxxxx [mailto:cpatterson@xxxxxxxxxxxx]
> Sent: Monday, April 01, 2002 9:02 AM
> To: [ISAserver.org Discussion List]
> Subject: [isalist] RE: what caused DNS to die
> 
> 
> http://www.ISAserver.org
> 
> 
> I have had this problem too.  I ended up moving my DNS Server 
> outside of the firewall.  
> 
> Are you not getting any error messages in the even logs?  
> Just no DNS at all from the outside?  Does rebooting the 
> server fix the problem temporarily?  Restarting the services 
> wont though.  If so, then it appears we are having the same 
> problem.  I'm still waiting for a fix.
> 
> 
> Chris Patterson
> Network Administrator
> Axiom Systems
> <Http://Www.AxiomSys.Com> 
> The Truth Is Out There. Go Find It. <Http://Www.2600.Com>
> 
> 
> 
> 
> -----Original Message-----
> From: Jay J. Mobley [mailto:jmobley@xxxxxxxxxx]
> Sent: Monday, April 01, 2002 11:59 AM
> To: [ISAserver.org Discussion List]
> Subject: [isalist] RE: what caused DNS to die
> 
> 
> http://www.ISAserver.org
> 
> 
> No, the DNS server is not running on a DC.
> I REALLY dont think it is a DNS issue.. Im pretty sure this 
> is an ISA issue. 
> the reason I say this is because I could NSLOOKUP from my 
> internal network to that DNS server and get perfecly good 
> resposes. but, if I tried to NSLOOKUP from outside, I got no 
> response at all.
> 
> 
> 
> > -----Original Message-----
> > From: Mark Hopkins [mailto:mark@xxxxxxxxxxxxx]
> > Sent: Monday, April 01, 2002 8:55 AM
> > To: [ISAserver.org Discussion List]
> > Subject: [isalist] RE: what caused DNS to die
> > 
> > 
> > http://www.ISAserver.org
> > 
> > 
> > Jay,
> > 
> > Is the DNS Server running on a W2K Domain Controller?
> > 
> > Mark
> > 
> > -----Original Message-----
> > From: Jay J. Mobley [mailto:jmobley@xxxxxxxxxx]
> > Sent: Monday, April 01, 2002 10:38 AM
> > To: [ISAserver.org Discussion List]
> > Subject: [isalist] what caused DNS to die
> > 
> > 
> > http://www.ISAserver.org
> > 
> > 
> > Im not getting ANY dns resolution from outside my network. 
> > Inside I do just fine.
> > 
> > My DNS server has TONS of
> > 
> > EVENT ID 5504
> > The DNS server encountered an invalid domain name in a packet from 
> > xxx.xxx.xxx.xxx. The packet is rejected.
> > 
> > 
> > I have  had LOTS of issues with this ISA server randomly 
> > rejecting DNS.
> > anyone have any ideas?
> > 
> > -Jay
> >  
> > 
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