Re: reverse zone of type forward when /28 subnet

2012-12-27 Thread Dmitri Tarkhov
Hi, all, thank you very much for discussion. It was interesting and very useful. You can pretty well imagine that I am not much dns involved, I am rather unix and unix HW guy. Unfortunately I saw dns cache poisoning attack and although it could be provoked by side effects it's better to get rid o

Re: difference between default views in named_statistics.txt

2012-12-27 Thread benjamin fernandis
Hi Alan, Thanks for your kind response. I enabled statistics channel and in that i can see Resolver Statistics for View _default and Resolver Statistics for View _bind what is the difference between these two views which also same in named_Statistics file. BR Ben On Fri, Dec 28, 2012 at 5:56

Re: difference between default views in named_statistics.txt

2012-12-27 Thread Alan Clegg
On Dec 27, 2012, at 1:05 PM, benjamin fernandis wrote: > cat /var/named/chroot/var/named/data/named_stats.txt While this may present what you want, I think you may be happier parsing the Statistics Channel... http://ftp.isc.org/isc/bind9/cur/9.9/doc/arm/Bv9ARM.ch06.html#statschannels While t

Re: reverse zone of type forward when /28 subnet

2012-12-27 Thread Mark Andrews
In message <50dcd454.2070...@dougbarton.us>, Doug Barton writes: > On 12/27/2012 11:18 AM, Mark Andrews wrote: > > zone "241.Z.X.Y.IN-ADDR.ARPA" { > > type master; > > file "241.Z.X.Y.IN-ADDR.ARPA"; > > }; > > That's great locally, but it doesn't match the 2317 delegation from the > upst

Re: reverse zone of type forward when /28 subnet

2012-12-27 Thread Doug Barton
On 12/27/2012 11:18 AM, Mark Andrews wrote: zone "241.Z.X.Y.IN-ADDR.ARPA" { type master; file "241.Z.X.Y.IN-ADDR.ARPA"; }; That's great locally, but it doesn't match the 2317 delegation from the upstream, and usually it's not possible to change what they send you. Or are you

Re: reverse zone of type forward when /28 subnet

2012-12-27 Thread Doug Barton
On 12/27/2012 03:05 AM, Dmitri Tarkhov wrote: But this small subzone cannot be used for direct reverse resolving right at my dns. It can only be done at class C (or B, or A) granularity. So to achieve exactly what I want I need to pull somehow this class C zone "z.y.x.in-addr.arpa" to my dns. T

Re: reverse zone of type forward when /28 subnet

2012-12-27 Thread Mark Andrews
In message <50dc2b79.1040...@dionaholding.ru>, Dmitri Tarkhov writes: > Well, it's Ok with that. I indeed am the owner of small reverse > zone "255-241.z.y.x.in-addr.arpa" IN { type master; > named with accordance with rfc2317 CNAME trick and can edit it. > The changes are transferred one way to t

difference between default views in named_statistics.txt

2012-12-27 Thread benjamin fernandis
Hi, We are using bind as a recursive dns server in our college. It is working fine. Now we need to make a report regarding QPS, NXDOMAIN, FORMAT ERROR, Server Failure, Name Error, Not Implemented, Refused queries comes to our recursive DNS SERVER. For this we use named_statistics file which give

Re: reverse zone of type forward when /28 subnet

2012-12-27 Thread Peter Andreev
2012/12/27 Dmitri Tarkhov : > Ok, thank you, > I'll try views first of all. > > And I need some further clarification about this: > >> I just meant that fencing your resolver without really good reasons is >> a bad idea. > > By "fencing your resolver" do you mean converting a dns > server into onl

Re: reverse zone of type forward when /28 subnet

2012-12-27 Thread Dmitri Tarkhov
Ok, thank you, I'll try views first of all. And I need some further clarification about this: > I just meant that fencing your resolver without really good reasons is > a bad idea. By "fencing your resolver" do you mean converting a dns server into only a source of information from its master z

Re: reverse zone of type forward when /28 subnet

2012-12-27 Thread Peter Andreev
2012/12/27 Dmitri Tarkhov : > Hi, > thanks a lot for the information. > Contains key reason and sounds interesting. > > 1. Do you mean I can isolate zone "z.y.x.in-addr.arpa" >into a separate view where recursion is enabled but all >other zones are excluded? If so, it's very promising. Ac

Re: reverse zone of type forward when /28 subnet

2012-12-27 Thread Dmitri Tarkhov
Hi, thanks a lot for the information. Contains key reason and sounds interesting. 1. Do you mean I can isolate zone "z.y.x.in-addr.arpa" into a separate view where recursion is enabled but all other zones are excluded? If so, it's very promising. 2. Sorry, "Unbound" - is it just another dn

Re: reverse zone of type forward when /28 subnet

2012-12-27 Thread Peter Andreev
Forwarding does not work without recursion enabled. There is a few ways to solve the problem: 1. Using views; 2. Using another dns resolver (for example Unbound); 3. Downloading the zone via script (bad idea from any point); 4. Do not bother where your resolver get authoritative data (I'd recommen

Re: Signed zone does not get updated 'receive_secure_serial: not exact'

2012-12-27 Thread Thomas Leuxner
Am 26.12.2012 um 23:31 schrieb Mark Andrews : > * the record to be removed was not there > * the record to be aded was already there > > This means that the two versions of the zone have become unsyncronized. I did some more tests with another zone. Not sure BIND works as intended there: - zone

Re: reverse zone of type forward when /28 subnet

2012-12-27 Thread Dmitri Tarkhov
Well, it's Ok with that. I indeed am the owner of small reverse zone "255-241.z.y.x.in-addr.arpa" IN { type master; named with accordance with rfc2317 CNAME trick and can edit it. The changes are transferred one way to the ISP side and make part of their zone "z.y.x.in-addr.arpa". So my changes ar

Re: reverse zone of type forward when /28 subnet

2012-12-27 Thread Peter Andreev
Please correct me if I'm wrong: you'd like to edit PTR records for your part of the /24 zone? If so, what you ISP says about rfc2317? 2012/12/27 Dmitri Tarkhov : > Hi, > I've searched the list archives and Google and don't see anything > to answer my question subj. > we have let's say x.y.z.240/28

reverse zone of type forward when /28 subnet

2012-12-27 Thread Dmitri Tarkhov
Hi, I've searched the list archives and Google and don't see anything to answer my question subj. we have let's say x.y.z.240/28 subnet and BIND 9.9.2-P1. We want to have a master DNS without unnecessary extra functionality. (Including no caching) This is the named.conf with obscured addresses: #