Dear Chris, Actually this query is being sent by my DHCP server running in windows operating system. I have configured forwarders in DHCP towards my gateway DNS servers(running in Redhat BIND).
--- On Tue, 26/4/11, Chris Buxton <chris.p.bux...@gmail.com> wrote: From: Chris Buxton <chris.p.bux...@gmail.com> Subject: Re: continous DNS query to ROOT DNS server To: "babu dheen" <babudh...@yahoo.co.in>, bind-users@lists.isc.org Date: Tuesday, 26 April, 2011, 9:17 PM Create RFC 1918 reverse zones for whatever parts of this address space you're using. Newer versions of BIND will do this automatically for you -- the zones are created without content. What version of BIND are you using? Chris Buxton BlueCat Networks On 4/26/11, babu dheen <babudh...@yahoo.co.in> wrote: > Dear Chris, > > Thanks for your quick response. But my concern is; why this query is > actually started going to AS112 servers. > > Is it because my DHCP servers do not maintain PTR record zone for all > internal IP address? > > I need to have a solution to stop this query at host level instead of adding > entry in DNS server > > > Regards > papdheen M > > --- On Tue, 26/4/11, Chris Buxton <chris.p.bux...@gmail.com> wrote: > > > From: Chris Buxton <chris.p.bux...@gmail.com> > Subject: Re: continous DNS query to ROOT DNS server > To: "babu dheen" <babudh...@yahoo.co.in>, bind-users@lists.isc.org, "Kevin > Darcy" <k...@chrysler.com> > Date: Tuesday, 26 April, 2011, 5:52 PM > > > They're not root servers. > > Add this to your named.conf, alongside your 'forwarders' statement: > > forward only; > > Chris Buxton > BlueCat Networks > > > On 4/26/11, babu dheen <babudh...@yahoo.co.in> wrote: >> Hi, >> >> I understand that my system contacts AS112 server but not sure why my >> system >> is contacting AS112 ROOT servers >> >> Can you tell me what i need to do at server level to stop this. I read the >> RFC but no where it clearly mentioned why this is happening. >> >> I have already configured forwarders in my system to send query to my >> gateway DNS server(running in BIND). then why my system is not using >> gateway >> DNS either for reverse DNS query mapping? >> >> Regards >> babu >> >> --- On Tue, 26/4/11, Kevin Darcy <k...@chrysler.com> wrote: >> >> >> From: Kevin Darcy <k...@chrysler.com> >> Subject: Re: continous DNS query to ROOT DNS server >> To: bind-users@lists.isc.org >> Date: Tuesday, 26 April, 2011, 12:32 AM >> >> >> On 4/25/2011 2:33 PM, babu dheen wrote: >> >> >> >> >> >> Dears, >> >> I have DHCP server running in Windows Operating System(Windows 2003), i >> have configured forwarder towards gateway DNS server(running in redhat). >> >> When i check the firewall hits for DHCP server i can see, my DHCP server >> is >> sending too many DNS query towards ROOT DNS servers(192.175.48.1, >> 192.175.48.6, 192.175.48.42 and etc) >> >> Please guide us to stop this query at server level. >> >> Regards >> BabuThis is not a DHCP list. >> >> This is not a Microsoft list. >> >> Those aren't root nameserver addresses, they are AS112 addresses, see >> http://public.as112.net/node/8 >> >> Apparently you didn't define your own RFC 1918 zones. >> >> >> >> - Kevin >> >> >> -----Inline Attachment Follows----- >> >> >> _______________________________________________ >> bind-users mailing list >> bind-users@lists.isc.org >> https://lists.isc.org/mailman/listinfo/bind-users > > -- > Sent from my mobile device > -- Sent from my mobile device
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