Re: What are these entries in the log file - query: . IN NS +?

2009-01-27 Thread Jukka Pakkanen
Tony Toews [MVP] tto...@telusplanet.net kirjoitti viestissä:p2vsn4leohtc8dm4a7m8rt4g6d4kem2...@4ax.com... Noel Butler noel.but...@ausics.net wrote: Surely windows can block access to an inbound IP request from some IP to local udp port 53 ? Not the firewall software built into Windows 2003

Re: What are these entries in the log file - query: . IN NS +?

2009-01-27 Thread Stephane Bortzmeyer
On Tue, Jan 27, 2009 at 11:50:51AM +0100, Jan Buchholz 96de...@googlemail.com wrote a message of 38 lines which said: i think disable queries at the root-zone for not internal networks is another answer for this problem . Good practices about this attack (with specific BIND advice) is

Re: BIND 9.6 Flaw - CNAME vs. A Record in MX Records are NOT Illegal

2009-01-27 Thread Scott Haneda
On Jan 26, 2009, at 11:27 PM, David Ford wrote: hand because each line isn't strictly well-formed per RFC. If every vendor was as utterly asinine about absolutist conformance, sure, we'd have a lot less mess out there, but we'd have a lot less forward movement as well as a lot more fractioning

Re: What are these entries in the log file - query: . IN NS +?

2009-01-27 Thread Jan Buchholz
Hallo, i think disable queries at the root-zone for not internal networks is another answer for this problem . --- Jan 2009/1/27, Jukka Pakkanen jukka.pakka...@qnet.fi: Tony Toews [MVP] tto...@telusplanet.net kirjoitti viestissä:p2vsn4leohtc8dm4a7m8rt4g6d4kem2...@4ax.com... Noel Butler

Re: delegation over authority?

2009-01-27 Thread Matus UHLAR - fantomas
On 26.01.09 17:09, Todd Snyder wrote: I am trying to wrap my head around a weird configuration I ran across today, and see if my assumptions are correct. Working with the TLD .testdomain. We have the record: test2.testdomain. IN NS ns01.blahblah.testdomain. But, on

Re: contacting a external nameserver

2009-01-27 Thread David Forrest
On Tue, 27 Jan 2009, Luis Silva wrote: Hi all, I'm having a question related to querying external servers that hope you could answer me. I'm sending a iterative query for an external server and the server is sending a referral answer but only with the authoritive name servers. After that, i

Re: BIND 9.6 Flaw - CNAME vs. A Record in MX Records are NOT Illegal

2009-01-27 Thread Al Stu
So then you disagree that the following example returns a valid address record for srv1? srv1 300 IN A 1.2.3.4 mx1 300 IN CNAME srv1.xyz.com. @ 300 IN MX 1 mx1.xyz.com. 1) Select Target Host: The MX query for xyz.com delivers mx1.xyz.com which is a CNAME. 2) Get Target Host Address: The

Re: BIND 9.6 Flaw - CNAME vs. A Record in MX Records are NOT Illegal

2009-01-27 Thread Matus UHLAR - fantomas
On 27.01.09 08:46, Al Stu wrote: So then you disagree that the following example returns a valid address record for srv1? srv1 300 IN A 1.2.3.4 mx1 300 IN CNAME srv1.xyz.com. @ 300 IN MX 1 mx1.xyz.com. 1) Select Target Host: The MX query for xyz.com delivers mx1.xyz.com which is a

Split view multiple zones

2009-01-27 Thread Reinis Rozitis
Hello, sorry if such question has been asked before (couldnt find and the documentation was unclear), but maybe somebody can help with such issue or clarify: Do you need (and there is no workarround) to specify all the zones in all views? To be specific: 1. I have Bind (9.4.3) with bunch

Re: Split view multiple zones

2009-01-27 Thread Alan Clegg
Reinis Rozitis wrote: view custom { match-clients { custom-clients; } zone customzone.com { ... }; } view normal { match-clients { any; }; zone customzone.com { ... }; zone otherzone.com { ... }; zone otherzone2.com { ... }; } The problem is that if the client

Re: Split view multiple zones

2009-01-27 Thread Reinis Rozitis
I've been using an include file for zones common between multiple views, it might help in your case too. Thanks somehow didnt think about this way. Pretty much takes to acceptable solution :) wbr Reinis Rozitis ___ bind-users mailing list

e: BIND 9.6 Flaw - CNAME vs. A Record in MX Records are NOT Illegal

2009-01-27 Thread bsfinkel
Al Stu al_...@verizon.net wrote: How about these two? nullmx.domainmanager.com Non-authoritative answer: Name:mta.dewile.net Address: 69.59.189.80 Aliases: nullmx.domainmanager.com smtp.secureserver.net Non-authoritative answer: Name:smtp.where.secureserver.net Address:

Re: disableing EDNS messages bind-9.5.0

2009-01-27 Thread Jeremy C. Reed
I'm trying to troubleshoot why we are getting a lot of disabling EDNS messages in /var/log/messages. We are running bind-9.5.0.P2 on a linux box. Jan 27 11:42:23 ns0 named[27764]: too many timeouts resolving 'host2.centmine.com/' (in 'centmine.com'?): disabling EDNS Please consider

contacting a external nameserver

2009-01-27 Thread Serge Fonville
I should have sent this to the list On Tue, Jan 27, 2009 at 11:42 AM, Serge Fonville serge.fonvi...@gmail.comwrote: Hi, Not sure what your endgoal is, but... If you want a specific zone to be queried on the external nameserver, you can create a forward zone. If you want all unresolvable

RE: BIND 9.6 Flaw - CNAME vs. A Record in MX Records are NOT Illegal

2009-01-27 Thread Ben Bridges
When Section 5.1 of RFC 5321 says If a CNAME record is found, the resulting name is processed as if it were the initial name, it is referring to the situation where a query is sent for the MX record for xyz.com, and instead of an MX record being returned for xyz.com, a CNAME record is returned for

Automation packages

2009-01-27 Thread John Craig
Hi Bind experts, I'm looking to do some automation of bind administration - particularly adding and removing A Records, PTRs, and CNAMEs. Dynamic DNS is not appropriate as there is a strong requirement for change management on the zone files. Anyone have a strong belief in one or another tool,

Re: disableing EDNS messages bind-9.5.0

2009-01-27 Thread Danny Thomas
Dean Clapper wrote: I'm trying to troubleshoot why we are getting a lot of disabling EDNS messages in /var/log/messages. We are running bind-9.5.0.P2 on a linux box. Jan 27 11:42:23 ns0 named[27764]: too many timeouts resolving 'host2.centmine.com/' (in 'centmine.com'?): disabling EDNS

Re: What are these entries in the log file (blocking)

2009-01-27 Thread Mark Andrews
In message 260425.38131...@web38201.mail.mud.yahoo.com, W Sanders writes: The easy way to block people trying to DoS you, without needing a firewall, is to just null route their IP: add route 1.2.3.4 127.0.0.1. Of course this blocks ALL traffic from that IP, but in most cases the IP trying

Re: BIND 9.6 Flaw - CNAME vs. A Record in MX Records are NOT Illegal

2009-01-27 Thread Mark Andrews
In message d53c69e1f478453a8371b49b4f04c...@ahsnbw1, Al Stu writes: So then you disagree that the following example returns a valid address record for srv1? The MX query won't return the A record for srv1. The additional section processing rules say to add A /

Re: disableing EDNS messages bind-9.5.0

2009-01-27 Thread Mark Andrews
In message pine.neb.4.64.0901271203100.26...@tx.reedmedia.net, Jeremy C. Ree d writes: I'm trying to troubleshoot why we are getting a lot of disabling EDNS messages in /var/log/messages. We are running bind-9.5.0.P2 on a linux box. Jan 27 11:42:23 ns0 named[27764]: too many

Re: What are these entries in the log file - query: . IN NS +?

2009-01-27 Thread Tony Toews [MVP]
Tony Toews [MVP] tto...@telusplanet.net wrote: 26-Jan-2009 14:28:24.004 client 76.9.16.171#23101: query: . IN NS + 26-Jan-2009 14:28:58.254 client 63.217.28.226#28035: query: . IN NS + 26-Jan-2009 14:29:00.691 client 63.217.28.226#35549: query: . IN NS + 26-Jan-2009 14:29:26.332 client

Re: What are these entries in the log file - query: . IN NS +?

2009-01-27 Thread Tony Toews [MVP]
Jukka Pakkanen jukka.pakka...@qnet.fi wrote: There are many free third party firewall packages that can be run in Window= s = 2003 Server, we use the Net Firewall. Do you have a URL? I found http://www.ntkernel.com/wp.php?id=18 but it's not free. I'm also going to ask my fellow MVPs as well.

Re: BIND 9.6 Flaw - CNAME vs. A Record in MX Records are NOT Illegal

2009-01-27 Thread Barry Margolin
In article glma06$8d...@sf1.isc.org, Mark Andrews mark_andr...@isc.org wrote: Liberal in what you accepts means don't die on arbitary input. You should still reject rubbish. But MX pointing to CNAME is not rubbish. It's a violation of the letter of the spec, but it's very clear

Re: BIND 9.6 Flaw - CNAME vs. A Record in MX Records are NOT Illegal

2009-01-27 Thread Barry Margolin
In article glmqqb$jv...@sf1.isc.org, mlel...@serpens.de (Michael van Elst) wrote: Barry Margolin bar...@alum.mit.edu writes: customer.com. IN MX 10 mx.yourdomain.com. mx.yourdomain.com. IN CNAME mx.outsourcer.com. mx.outsourcer.com. IN A ... That's just the same as | customer.com. IN

Re: BIND 9.6 Flaw - CNAME vs. A Record in MX Records are NOT Illegal

2009-01-27 Thread Barry Margolin
In article glnemv$10n...@sf1.isc.org, Matus UHLAR - fantomas uh...@fantomas.sk wrote: On 27.01.09 08:46, Al Stu wrote: So then you disagree that the following example returns a valid address record for srv1? srv1 300 IN A 1.2.3.4 mx1 300 IN CNAME srv1.xyz.com. @ 300 IN MX 1

Re: BIND 9.6 Flaw - CNAME vs. A Record in MX Records are NOT Illegal

2009-01-27 Thread Matus UHLAR - fantomas
On 27.01.09 08:46, Al Stu wrote: So then you disagree that the following example returns a valid address record for srv1? srv1 300 IN A 1.2.3.4 mx1 300 IN CNAME srv1.xyz.com. @ 300 IN MX 1 mx1.xyz.com. 1) Select Target Host: The MX query for xyz.com delivers