Re: isc domain lookup

2014-05-16 Thread Phil Mayers
On 16/05/14 05:38, Yossi Eskenazi wrote: but there are many domains which cannot get through. The problem appeared rather recently, so I suspect that an update in a firewall brand, or a dns server update is causing this. Almost certainly not. It's very likely your network provider or one of t

Re: About the prefetch function within bind 9.10.

2014-05-18 Thread Phil Mayers
On 18/05/14 09:26, Hongyi Zhao wrote: Yes, I want to let bind/named prefetch records that are being queried regularly. In this way, I'll have a set of up-to-date cached records that I've been queried. Can the prefetch function plus caching mode of bind/named do this for me? Re-read Marks rep

Re: KSK signing incomplete

2014-05-21 Thread Phil Mayers
On 21 May 2014 10:24:23 BST, Klaus Darilion wrote: >> Further, I see that sometimes there are no private records at all. >When >> does this happen? (I never called "rndc signing -clear") > >It seems that this happens when Bind is restarted. > >So, what is the suggested (and reliable) way for ext

Re: slave: WARNING: recursion requested but not available

2014-06-06 Thread Phil Mayers
On 06/06/14 12:35, Reindl Harald wrote: Am 06.06.2014 13:28, schrieb Matus UHLAR - fantomas: On 06.06.14 13:13, Reindl Harald wrote: why does in case of asking the slave always come a "WARNING: recursion requested but not available" even if you dig a A-record he is authoritative? because you

Re: slave zone files unreadable

2014-07-09 Thread Phil Mayers
On 09/07/14 14:16, Reindl Harald wrote: however, i wonder what takes 90 seconds to load 5000 zones Depends how big they are. the records-sql table has 3000 entries for all zones (backend That is not very big. We've got zones with nearly 1M records in them, including NSEC/RRSIG. _

Re: own IPv6 zones but no IPv6 uplink

2014-07-11 Thread Phil Mayers
On 11/07/14 16:45, Steffen Sledz wrote: We have a local DNS server providing local IPv6 zones (fd44:...). The server itself is reachable via IPv4 and IPv6 but has no IPv6 uplink. With our current configuration everything works well, but we've a lot of errors in the logfile: "Jul 11 17:39:48 z

Re: BIND and listening on interfaces

2014-08-01 Thread Phil Mayers
On 01/08/14 15:46, Reindl Harald wrote: if listen-on {0.0.0.0;}; would work a lot of problems could go away - keep in mind that on modern systemd systems a service can bind to 0.0.0.0 even before the network is started Most people just use "rndc reconfig". In bind 9.10 the routing socket, on

Re: DNS reverse sub delegation NXDOMAIN problem, Class C

2014-08-19 Thread Phil Mayers
On 19/08/14 13:12, Bazy V wrote: $ORIGIN 20.172.IN-ADDR.ARPA. 0.220/24 NS ns2.sub.test.com You don't need to do this. You just need: $ORIGIN 20.172.IN-ADDR.ARPA. 220 NS ns2.sub.test.com. RFC 2317 is only need for /25 and longer. ___ Plea

Re: Digging to the final IP

2014-10-20 Thread Phil Mayers
On 20/10/14 14:22, Frank Bulk (iname.com) wrote: We’re using this in a bash shell script. I don’t think there’s a native shell command to get the IP, so I’ll use a mixture of host and dig as necessary. If your system has it, try "getent" e.g. getent ahosts hostname ___

Re: Unable to get AAAA for www.revk.uk from some of our servers

2015-01-05 Thread Phil Mayers
On 24/12/14 17:08, Frank Bulk wrote: Except queries from 96.31.0.5 and 199.120.69.24 reliably return the while queries from 96.31.0.20 do not. And we're all the same ISP, and in the one case, from the same /24. I don't think Google is that granular. And we do have good IPv6 connectivity.

Re: How reliable is RPZ in production? I'm seeing flakiness in testing.

2015-01-07 Thread Phil Mayers
On 06/01/15 22:52, Anne Bennett wrote: I don't know what to make of this; it looks as though the technology is several years old, and my experience with ISC bind is usually excellent. Has anyone else encountered this type of flakiness? No, but we're not using client-ip RPZ, just qname-based b

FYI: adobe.com GSLB DNS servers choking on "nsid"

2015-01-13 Thread Phil Mayers
Just to save anyone else the trouble, I've just found that some of the GSLB names for *.adobe.com return NXDOMAIN with "nsid" options present: # dig +norec +dnssec +nsid @193.104.215.247 ardownload.wip4.adobe.com ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 50062 ...versu

Re: FYI: adobe.com GSLB DNS servers choking on "nsid"

2015-01-13 Thread Phil Mayers
On 13/01/15 12:27, Phil Mayers wrote: Just to save anyone else the trouble, I've just found that some of the GSLB names for *.adobe.com return NXDOMAIN with "nsid" options present: ...and in fact "sit", which is the actual problem option we're hitting (our 9

Re: FYI: adobe.com GSLB DNS servers choking on "nsid"

2015-01-13 Thread Phil Mayers
On 13/01/15 12:37, Anand Buddhdev wrote: On 13/01/15 13:27, Phil Mayers wrote: Just to save anyone else the trouble, I've just found that some of the GSLB names for *.adobe.com return NXDOMAIN with "nsid" options present: It's not just NSID. They're responding with

Re: FYI: adobe.com GSLB DNS servers choking on "nsid"

2015-01-13 Thread Phil Mayers
On 13/01/15 12:39, Phil Mayers wrote: On 13/01/15 12:37, Anand Buddhdev wrote: On 13/01/15 13:27, Phil Mayers wrote: Just to save anyone else the trouble, I've just found that some of the GSLB names for *.adobe.com return NXDOMAIN with "nsid" options present: It's no

Re: How to alias a domain

2015-01-16 Thread Phil Mayers
On 16/01/2015 13:00, John wrote: But for this to work I would need to enable recursion on the authoritative server for masters Why? ___ Please visit https://lists.isc.org/mailman/listinfo/bind-users to unsubscribe from this list bind-users mailing

Re: How to alias a domain

2015-01-16 Thread Phil Mayers
On 16/01/2015 15:07, John wrote: On 1/16/2015 8:59 AM, Phil Mayers wrote: On 16/01/2015 13:00, John wrote: But for this to work I would need to enable recursion on the authoritative server for masters Why? Because the last time I tried it, it did not work! Authoritative servers don&#

Re: Automatic flushing of the jnl files

2015-01-21 Thread Phil Mayers
On 21/01/15 15:46, eric.berthiaume.exter...@banque-france.fr wrote: So it it does seem to be rolling the changes but jnl files still persist. It’s not terribly bothering but I would like to know if this is the normal behavior. It's normal. The .jnl files contain the data required to perform

Re: BIND w/ Lync?

2015-02-03 Thread Phil Mayers
On 03/02/15 05:51, Ray Van Dolson wrote: We have a Lync 2013 environment with all of its DNS records living within our primary domain (esri.com). I have a need to override all of the Lync related DNS records so that they resolve differently for a set of client IP's (clients which connect via VPN

Re: Looking new RPMs for CentOS 6.

2015-02-09 Thread Phil Mayers
On 09/02/15 01:29, Carl Byington wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On Sun, 2015-02-08 at 16:10 +0200, Eliezer Croitoru wrote: I had some issues in some old versions of CentOS 6 for a caching server so I have compiled bind from sources. You might try the building the source

Re: Looking new RPMs for CentOS 6.

2015-02-09 Thread Phil Mayers
On 09/02/15 13:00, Reindl Harald wrote: Am 09.02.2015 um 13:33 schrieb Phil Mayers: On 09/02/15 01:29, Carl Byington wrote: On Sun, 2015-02-08 at 16:10 +0200, Eliezer Croitoru wrote: I had some issues in some old versions of CentOS 6 for a caching server so I have compiled bind from sources

Re: Looking new RPMs for CentOS 6.

2015-02-09 Thread Phil Mayers
On 09/02/15 13:29, Chuck Anderson wrote: He could build a nosrc.rpm by using NoSource: tags instead of Source: tags in the spec file. Just to clarify I don't want this to come across as criticism - this is a suggestion that might save the person providing the download some bandwidth. If it's

Re: BIND 9.10 IPv6 performance

2015-03-09 Thread Phil Mayers
On 08/03/15 16:09, Carsten Strotmann wrote: Hi, I'm doing some performance tests on some modern Haswell CPU machines (20 cores) using Ubuntu Linux 14.04 (Kernel 3.13.0-46-generic) using BIND 9.10.1-P2 compiled with "--with-tuning=large". With using 8 worker threads I get near 400K QPS via IPv4

Re: on TTL expiry BIND sends 'ANY' query, gets back 'NOANSWER'

2015-04-09 Thread Phil Mayers
On 08/04/15 20:25, Chuck Anderson wrote: My questions are, what is at fault here? Is it a BIND bug to expect It all sounds really odd. In particular, if there is no recursive client triggering them, and no prefetch, where are these ANY/A queries on TTL expiry coming from? Are you certain

Re: on TTL expiry BIND sends 'ANY' query, gets back 'NOANSWER'

2015-04-09 Thread Phil Mayers
On 08/04/15 22:00, Chuck Anderson wrote: No, you are right. My filtered view of the packet capture was missing the fact that another unrelated client did an 'ANY' query. I found it in the query log. BIND 9.10 implements prefresh, but I'm on 9.8.2. Oops just saw this, disregard my other ema

Re: on TTL expiry BIND sends 'ANY' query, gets back 'NOANSWER'

2015-04-13 Thread Phil Mayers
On 11/04/15 14:03, Chuck Anderson wrote: I can't stop clients from making certain kinds of queries (unless BIND has a feature to refuse such queries or not recurse for them?). Whenever a client makes the 'ANY' query, it effectively causes a DoS on that name. Luckily the MinTTL is only 30 second

Re: on TTL expiry BIND sends 'ANY' query, gets back 'NOANSWER'

2015-04-13 Thread Phil Mayers
On 13/04/15 13:48, Tony Finch wrote: Phil Mayers wrote: TBH I wonder if bind mightn't be better caching ANY as a separate pseudo-type, if I'm understanding the problem correctly. Actually I think you are asking for BIND not to treat ANY specially :-) Maybe. I don't have ANY

Re: on TTL expiry BIND sends 'ANY' query, gets back 'NOANSWER'

2015-04-13 Thread Phil Mayers
On 13/04/15 14:12, Tony Finch wrote: Phil Mayers wrote: Ah ha. This is interesting. If you like that you'll loathe this: http://www.ietf.org/mail-archive/web/dnsop/current/msg13667.html Yowza! The threads surrounding that one... I see djb chimed in. ANY is useful. It would be a mar

Re: on TTL expiry BIND sends 'ANY' query, gets back 'NOANSWER'

2015-04-13 Thread Phil Mayers
On 13/04/15 14:28, Tony Finch wrote: Phil Mayers wrote: Be interesting to see what happens. I like the NSEC/TYPExxx idea for simplicity. The best suggestion so far is http://www.ietf.org/mail-archive/web/dnsop/current/msg13945.html Nice, didn't spot tha

Re: on TTL expiry BIND sends 'ANY' query, gets back 'NOANSWER'

2015-04-14 Thread Phil Mayers
On 14/04/15 00:44, Mark Andrews wrote: No. Named caches NXDOMAIN and NOERROR NODATA to ANY queries indendently of qtype (with the exception of DS/NXDOMAIN). Shrug. As I've said a couple of times, I'm not experiencing this problem, so it makes no difference to me. I'm really just wondering al

Re: RRL settings that work for you

2015-05-27 Thread Phil Mayers
On 26/05/15 22:00, Mike Hoskins (michoski) wrote: However, as we've mostly just been turning knobs in an attempt to minimize log entries... insight from operators is appreciated. We run with: rate-limit { responses-per-second 20; }; 3x internet-facing resolvers answering about 5-25k qps a

Re: RHEL, Centos, Fedora rpm 9.10.2-P4

2015-09-03 Thread Phil Mayers
On 02/09/15 21:57, Carl Byington wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 http://www.five-ten-sg.com/mapper/bind contains links to the source Sigh. FYI, Chrome popped this error up for me: """ Google Safe Browsing recently found harmful programs on www.five-ten-sg.com. """ Silly

logging bug for rpz at load-time?

2015-09-03 Thread Phil Mayers
Minor cosmetic bug, but we're seeing logs like: 03-Sep-2015 12:18:50.751 (re)loading policy zone 'rpz.' changed from 0 to 77406 qname, 0 to 0 nsdname, 769 to 771 IP, 0 to 0 NSIP, 0 to 0 CLIENTIP entries 03-Sep-2015 12:18:58.029 (re)loading policy zone 'rpz.' changed from 77406 to 1213943 qna

Re: logging bug for rpz at load-time?

2015-09-03 Thread Phil Mayers
On 03/09/15 15:14, Mukund Sivaraman wrote: The numbers are overall counts for that view, after the contents of that policy zone have been loaded. Cumulatively, they should match the number of records in your policy zones (named starts with empty RPZ state). In that case, those counts are absol

Re: How does a Client Verify if the DNS server is Alive or down

2015-10-20 Thread Phil Mayers
On 20/10/15 07:26, Harshith Mulky wrote: Hi All, How can a Client verify if the DNS Server is Running(named service is Running) or Down? By the presence or absence of a reply to a query. Does it periodically send any messages to the server. No. It just sends a query when it has one, and wa

Re: Why two lookups for a CNAME?

2015-10-22 Thread Phil Mayers
On 22/10/15 16:30, Steve Arntzen wrote: As a test, I tried forwarding (and forward only) google.com to Google's public DNS server. Although the packets did go directly to 8.8.8.8 as expected, my Bind server still (for safe verification) performed the second look up. Note, the requesting client

Re: Why two lookups for a CNAME?

2015-10-22 Thread Phil Mayers
On 22/10/15 16:37, Reindl Harald wrote: since in a normal environment that don't matter consider in case of a caching-only nameserver in such an environment using unbound instead of named because it supports "cache-min-ttl" which is also strongly recommended on a inbound mailserver using RBL's

Resolution differences for getaddrinfo versus host/dig/delv

2015-11-18 Thread Phil Mayers
All, This isn't strictly a "bind" question, but it kind-of, sort-of is. We've got an Office 365 tenancy, along with offsite voicemail. We send our SIP connections to a hostname: $GUID.um.outlook.com This hostname is resolvable using "dig" & "host", but on Linux (glibc 2.20) the "ping", "tel

Re: Resolution differences for getaddrinfo versus host/dig/delv

2015-11-19 Thread Phil Mayers
On 18/11/15 21:26, Stephane Bortzmeyer wrote: On Wed, Nov 18, 2015 at 12:19:57PM +, Phil Mayers wrote a message of 44 lines which said: I suspect getaddrinfo isn't parsing the DNS response for some reason. ... Obviously the *.thing on the RHS of the first CNAME is weird, but

Re: putting several master DNS hosts behind a vip

2015-12-10 Thread Phil Mayers
On 09/12/15 23:32, blrmaani wrote: Hi, I would like to put 4 DNS masters behind a vip and have several slaves doing the zone transfer from the VIP-IP. Is this normal? In my experience no, this is not normal. You might consider putting a "virtual" or "service" IP on your master(s) that you can

Re: v 9.10.3 max-cache-size not recognised

2016-01-04 Thread Phil Mayers
On 04/01/16 13:54, MAYER Hans wrote: As you can see “named” is using 842 MB physical and 982 MB virtual memory. Much more than configured. Well, bind will use memory for things other than cache. Try accessing the statistics XML channel over HTTP with a browser; it'll render to HTML via style

Re: Extracting stats from BIND XML stats file : issues

2016-01-18 Thread Phil Mayers
On 13/01/2016 19:38, blrmaani wrote: Here is the issue: I am sending approx 200 'A' queries to the DNS server and my above calculation is showing a value of 2 queries-per-second. Does the XML value you're looking at measure outbound or inbound queries, and are the queries you're sending bein

Re: Overriding a single record with dynamic-dns

2016-01-21 Thread Phil Mayers
On 21/01/2016 18:41, Darcy Kevin (FCA) wrote: If the answer to both of those questions is “yes”, then I think you’re in for a bit of a challenge, since I don’t know that the DHCP server Agreed, this is hard. Personally I think views are almost always a mistake, but if OP has to do this, the

no-case-compress lifespan

2016-02-19 Thread Phil Mayers
We've run into our first minor weirdness with an application that gets tripped over by a mixed-case response. Just so I can communicate accurately to the relevant parties in our discussions - what is the anticipated lifetime of the "no-case-compress" config option? Does ISC think it might get

Re: DNS Service Discovery

2016-03-14 Thread Phil Mayers
On 13/03/16 18:07, David Li wrote: We are implementing an enterprise distributed system with many Centos 7 servers. Each server or a group of servers may run a different app or provide a difference service to others. These service may come and go. The challenge is how to use DNS-SD to let them

Re: PCS, Corosync, Pacemaker, and Bind

2016-03-16 Thread Phil Mayers
On 15/03/16 23:06, Mike Bernhardt wrote: So, I'm hoping that either 1) There is a way to tell BIND to use an IP address that is not on an interface, or I don't think there is. I can think of all kinds of horrible workarounds - iptables SNAT, shell script doing a config-change & rndc reconfig

Re: PCS, Corosync, Pacemaker, and Bind

2016-03-19 Thread Phil Mayers
On 16/03/16 12:48, Lightner, Jeff wrote: You might want to try "ip a" vs ifconfig. RHEL7 uses Network Manager and in the past I've found some things don't show up in ifconfig output when doing alias/virtual interfaces. Usually even when other products (e.g. Oracle RAC/GRID) create virtual inte

Re: Multiple A records and reverse DNS

2016-03-20 Thread Phil Mayers
On 18/03/16 14:52, /dev/rob0 wrote: On Fri, Mar 18, 2016 at 10:04:05AM -0400, Thomas Schulz wrote: I turns out that it is harder than I thought to allow incomming connections from both providers at the same time, so I may not do that after all. Multiple route tables (and rules to choose the ap

Re: BIND started replying to queries for .com with .COM

2016-03-30 Thread Phil Mayers
On 30/03/16 10:50, Tony Finch wrote: Yes, we encountered that problem recently :-) You can revert to the old behaviour using no-case-compress { any; }; +1 super confusing when we first ran into it (Exim dnslookup.c, by any chance? ;o) In detail, since I spent ages figuring this ou

Re: BIND started replying to queries for .com with .COM

2016-03-30 Thread Phil Mayers
On 30/03/16 01:19, Mark Andrews wrote: Your monitoring probe is broken. STD 13 says that that the DNS is case preserving. The problem is that lots of servers aren't case preserving instead they echo back the query case in the owner names of records returned which named then records. Can I be

Re: BIND started replying to queries for .com with .COM

2016-03-30 Thread Phil Mayers
On 30/03/2016 12:25, Mark Andrews wrote: The recent change was to record and return the learnt case of ownernames (to the RRset level) rather than use whatever was used to build the red-black tree names. What is considered the source of the ownername for, say, "com."? One thing I saw when I w

Re: BIND started replying to queries for .com with .COM

2016-03-30 Thread Phil Mayers
On 30/03/2016 13:23, Tony Finch wrote: Phil Mayers wrote: What is considered the source of the ownername for, say, "com."? It should be the root zone master file. Doh, of course - brainfade, it should be the root. I am mildly surprised that the root and TLD/2LD servers aren&#

Re: BIND started replying to queries for .com with .COM

2016-03-30 Thread Phil Mayers
On 30/03/2016 13:32, Mark Andrews wrote: That said anything matching ownernames should be doing this case insensitively. Absolutely. In our case it was something a little more subtle - the app (Exim) was actually looking for case-changed replies and altering its input to match, which under c

Re: BIND started replying to queries for .com with .COM

2016-03-30 Thread Phil Mayers
On 30/03/2016 13:15, Tony Finch wrote: Phil Mayers wrote: On 30/03/16 10:50, Tony Finch wrote: Yes, we encountered that problem recently :-) You can revert to the old behaviour using no-case-compress { any; }; +1 super confusing when we first ran into it (Exim dnslookup.c, by any

Re: BIND started replying to queries for .com with .COM

2016-04-01 Thread Phil Mayers
On 01/04/16 11:52, Niall O'Reilly wrote: If you are going to pick a single authority for a particular label, it should be the zone that determines whether that label exists or not. That seems no less arbitrary a rule of thumb than one which would give priority to the zone which contains

Re: Adding CNAME for the root domain issue

2016-04-28 Thread Phil Mayers
On 27/04/16 20:44, Barry Margolin wrote: I've long since stopped getting bothered by sloppy language like this, ever since people started using "IP" as short for "IP address", or using "class A, B, C" to refer to /8, /6, and /24 prefixes, rather than the original address ranges. The context alw

Re: 'succesful' nsupdate of remote server not persistent across nameserver restart?

2016-05-01 Thread Phil Mayers
On 30/04/16 04:49, jaso...@mail-central.com wrote: Hi On Fri, Apr 29, 2016, at 08:42 PM, Mark Andrews wrote: Just give it time. The zone contents are the masterfile + journal. The masterfile only gets written periodically as it can be a expensive operation. Sure, under normal operation, as I

Re: 'succesful' nsupdate of remote server not persistent across nameserver restart?

2016-05-01 Thread Phil Mayers
On 01/05/16 19:05, Phil Mayers wrote: On 30/04/16 04:49, jaso...@mail-central.com wrote: Hi On Fri, Apr 29, 2016, at 08:42 PM, Mark Andrews wrote: Just give it time. The zone contents are the masterfile + journal. The masterfile only gets written periodically as it can be a expensive

Re: 'succesful' nsupdate of remote server not persistent across nameserver restart?

2016-05-01 Thread Phil Mayers
On 01/05/16 19:15, jaso...@mail-central.com wrote: On Sun, May 1, 2016, at 11:05 AM, Phil Mayers wrote: IIUC, though, a nameserver restart is supposed to force the write-to-journal immediately, right? No, I don't think so. Perhaps the behaviour in flush-zones-on-shutdown (which defaul

Re: resolution problem

2016-05-19 Thread Phil Mayers
On 18/05/16 22:10, Con Wieland wrote: I am having an issue resolving www.cloudsat.cira.colostate.edu "rndc dumpdb" can be helpful in this case, IME. Dump the cache then inspect the records and parent delegations, see what bind thinks is in-cache when it's broken.

Re: Issues resolving outlook.office365.com

2016-06-16 Thread Phil Mayers
On 16/06/16 12:15, Tony Finch wrote: Thomas Sturm wrote: We are experiencing strange intermittent issues when resolving outlook.office365.com, but also with other domains like e.g. amazonaws.com or snort.org. Based on recent discussions on the mailop list For what it's worth, I've been agg

Re: Issues resolving outlook.office365.com

2016-06-16 Thread Phil Mayers
On 16/06/16 12:58, Reindl Harald wrote: hence you can't compare it with normal usecases since bind 9.10 does prefetch which mask any upstream problem, especially TTL when you query it all the time If you're running bind 9.10, then bind 9.10 doing prefetch is a normal use-case. You make a go

Re: Issues resolving outlook.office365.com

2016-06-16 Thread Phil Mayers
On 16/06/16 13:01, Daniel Stirnimann wrote: (This was as part of "proving" that various O365 issues were client side, not network-triggered) If a resolver cannot resolve outlook.office365.com why should this be a client side issue? Or do you mean the resolver is the client for upstream queries?

Re: Issues resolving outlook.office365.com

2016-06-16 Thread Phil Mayers
On 16/06/16 13:09, Thomas Sturm wrote: - with "prefetch 0” I am able to reproduce it every single time the TTL expires, even on quiet dev hosts - with “prefetch 2” I am able to reproduce it on loaded hosts only - with “prefetch 10” I am NOT able to reproduce it at all Hmm. I thought prefetch

Re: Issues resolving outlook.office365.com

2016-06-16 Thread Phil Mayers
On 16/06/16 13:01, Tony Finch wrote: Phil Mayers wrote: For what it's worth, I've been aggressively monitoring DNS resolution of outlook.office365.com from all four of our recursives, both A & , once a minute for the past 3 months. I wonder if you would notice more pr

Re: RES: RHEL, Centos, Fedora rpm 9.10.4-P1

2016-06-22 Thread Phil Mayers
On 22/06/16 11:59, Leonardo Oliveira Ortiz wrote: Hello. Someone had success to build it? I got make test errors... I had no problems, but we build w/o tests to save time. It's a quick edit to the .spec file to disable the tests. %{?!test: %define test 0} I think someone else repo

Re: Resolving issue on specific domain

2016-07-12 Thread Phil Mayers
On 12/07/16 15:13, Daniel Dawalibi wrote: #dig @localhost soa domainname Don't hide the domain. It makes it impossible for people to help you. ___ Please visit https://lists.isc.org/mailman/listinfo/bind-users to unsubscribe from this list bind-use

Re: weird transfer-source problems with one DNS node

2016-07-19 Thread Phil Mayers
On 19/07/16 00:38, Ian Veach wrote: Negative Ghostrider...: [root@foo:~]# iptables -t raw -nvL Might want to check "-t nat" as well. ___ Please visit https://lists.isc.org/mailman/listinfo/bind-users to unsubscribe from this list bind-users mailin

Re: weird transfer-source problems with one DNS node

2016-07-19 Thread Phil Mayers
Yep, that's it. The MASQ entry will nat all outbound traffic to the primary IP of the interface. If you want to be playing with secondary IPs this is almost certainly not right. -- Sent from my mobile device, please excuse brevity and typos___ Please v

Re: BIND 9 API & GUI

2016-07-26 Thread Phil Mayers
On 26/07/16 01:40, /dev/rob0 wrote: Features which would work well behind a GUI frontend exist, and more are coming in BIND 9.11. See the rndc(8) manual and the various commands it has. To expand on this - the catalog zones in bind 9.11 should permit in-band provisioning of new DNS zones. On

Re: creating IPv6 interface eth0 failed; interface ignored

2016-08-22 Thread Phil Mayers
On 22/08/16 13:07, Tony Finch wrote: Alternatively, maybe you could add something to the ExecStartPre in the unit file to poll `ip addr show` until all the expected interface addresses are present, so that named doesn't start until the rest of the system has untangled its legs. I've run into s

Re: SERVFAIL takes precedence before RPZ policy action

2016-09-02 Thread Phil Mayers
On 02/09/16 15:22, Daniel Stirnimann wrote: Hi all We maintain a block list with RPZ on our BIND resolvers. I noticed that the RPZ policy action does not apply for domain names which SERVFAIL (i.e. cannot be resolved by the resolver because of a timeout, lame delegation etc.). RPZ applies to r

Re: Load balancer for Bind

2016-09-15 Thread Phil Mayers
On 14/09/16 20:41, Matthew Pounsett wrote: Your best option is something that can do the job statelessly. As Warren says, anything that keeps state (firewall, load balancer, etc.) becomes a DoS target... or, at best, becomes the thing that runs out of resources before your network or your DNS s

Re: Load balancer for Bind

2016-09-16 Thread Phil Mayers
On 15/09/16 15:49, bert hubert wrote: Sorry for running advertisement here. But please know dnsdist is software neutral, it is not "powerdnsdist". I've never come across dnsdist before. Would you describe it as production-ready? ___ Please visit ht

Re: Load balancer for Bind

2016-09-16 Thread Phil Mayers
On 16/09/16 14:16, bert hubert wrote: Your question is justified of course. The history of dnsdist goes back to 2013. We spent most of 2015 ramping it up, and even as we were doing so it was already being deployed, pre-1.0.0. I was mainly wondering about the comment: """ dnsdist is still ver

Re: www.ncbi.nlm.nih.gov / pubmed

2010-08-18 Thread Phil Mayers
On 08/18/2010 06:55 PM, Dave Sparro wrote: On 8/18/2010 1:12 PM, Casey Deccio wrote: On Wed, Aug 18, 2010 at 9:48 AM, Dave Sparro wrote: On 8/18/2010 8:30 AM, Phil Mayers wrote: ...since the "ncbi" zone is an unsigned child zone, there needs to be an NSEC/NSEC3 record to prove t

Re: Multiple CNAME alternantive?

2010-08-19 Thread Phil Mayers
On 19/08/10 15:52, Steve Arntzen wrote: I would like to resolve dns.ourdomain.com to a list of our DNS server names and possibly their IPs. CNAMEs are singleton; this: dns.ourdomain.com. IN CNAME nsdev1.ourdomain.com. dns.ourdomain.com. IN CNAME nsdev2.ourdomain.com. ...is illegal. __

Re: Multiple CNAME alternantive?

2010-08-19 Thread Phil Mayers
On 19/08/10 16:18, Phil Mayers wrote: On 19/08/10 15:52, Steve Arntzen wrote: I would like to resolve dns.ourdomain.com to a list of our DNS server names and possibly their IPs. CNAMEs are singleton; this: dns.ourdomain.com. IN CNAME nsdev1.ourdomain.com. dns.ourdomain.com. IN CNAME nsdev2

Re: DNSSEC, views & trusted keys...

2010-09-09 Thread Phil Mayers
On 09/09/2010 03:45 PM, Timothe Litt wrote: There is other advice in the ARM that says to put 'your organization's public keys in the trusted-keys list'. That doesn't help - and in fact, confuses me even more since example.net has TWO different public keys - one for each view. And trusted-key

Re: DNSSEC, views & trusted keys...

2010-09-09 Thread Phil Mayers
On 09/10/2010 03:05 AM, Mark Andrews wrote: In message<4c891404.3000...@imperial.ac.uk>, Phil Mayers writes: On 09/09/2010 03:45 PM, Timothe Litt wrote: There is other advice in the ARM that says to put 'your organization's public keys in the trusted-keys list'. That

Re: DNSSEC, views & trusted keys...

2010-09-11 Thread Phil Mayers
On 09/10/2010 11:12 PM, Timothe Litt wrote: So it looks like the new (r-internal) view is starting at the root when it resolves -- ignoring what it has data for locally. It sorta works for You'll need a: zone "name" { type forward; forward only; forwarders { ips; }; }; It won't

Re: DNSSEC, views & trusted keys...

2010-09-12 Thread Phil Mayers
On 09/12/2010 03:41 AM, Chris Buxton wrote: Use a stub zone instead of a forward zone, so that the query will actually reach the authoritative view. With a forward zone, the query is recursive, so will be picked up by the recursive view - the view will query itself and not receive an answer. O

Re: NSEC3 salt lifetime (and some other DNSSEC params): sane value?

2010-09-21 Thread Phil Mayers
On 21/09/10 14:43, Niobos wrote: On 2010-09-21 15:32, Kalman Feher wrote: On 21/09/10 8:43 AM, "Niobos" wrote: I personally find protection against zone enumeration to be a false sense of security. If it's public people will find it. Ask your self what it is that you want publically accessible

Re: NSEC3 salt lifetime (and some other DNSSEC params): sane value?

2010-09-21 Thread Phil Mayers
On 21/09/10 16:40, Lightner, Jeff wrote: I always liken arguments such as this to a leaky boat. While one certainly does more to eliminate the boat filling with water by plugging the big holes that does NOT mean there is no value is caulking the small ones. Over time enough of the small ones m

Re: Here I am again, hat in hand with humble demeanor.......

2010-09-24 Thread Phil Mayers
On 24/09/10 17:22, Lars Hecking wrote: Stewart Dean writes: More questions...(CentOS 5.5, bind-9.7.1-P2) The arguably easiest way to deal with this, if you prefer a recent version of bind on CentOS, is to grab the most recent srpm from the updates/testing directory of your nearest Fedo

Re: query cache denied in vew statement

2010-09-26 Thread Phil Mayers
On 09/26/2010 09:25 PM, David S. wrote: Dear All, I had problem when trying to use "view" class on my named.conf, please see attached file and below my query log: You've set "additional-from-cache" but not "allow-query-cache" ACL. The default has everyone denied. Do you need to set "additio

Re: query cache denied in vew statement

2010-09-27 Thread Phil Mayers
On 09/26/2010 10:57 PM, David S. wrote: I've removed "additional-from-cache" and restart bind, below part of named.conf Ok, bad guess on my part :o( Not sure I'm afraid. I don't really understand your config; do you mean to have recursion off in both views? What is sending the queries? They

Re: query cache denied in vew statement

2010-09-27 Thread Phil Mayers
On 09/27/2010 09:25 AM, David S. wrote: I want to build name server for ISP: Please don't email me directly; replying to the list is the correct thing to do. view "mynetwork" allow "trusted" to lookup domain / host in internet. In that case, don't you want "recursion on" in view "mynetwo

Re: query cache denied in vew statement

2010-09-27 Thread Phil Mayers
On 27/09/10 09:45, David S. wrote: Hi Pil, "In that case, don't you want "recursion on" in view "mynetwork"?" I won't recursion in my network, so recursion is no. Sorry, I don't understand. Perhaps someone else can help you. ___ bind-users mailing li

Re: Auto signing & ARM

2010-10-02 Thread Phil Mayers
On 10/01/2010 09:59 PM, Tony Finch wrote: I haven't seen any answers to Timothe's questions below, though I have been keeping an eye out for them. The documentation in this area is a bit thin... A few comments based on what I've observed. Consider this configuration snippet: View "internal"

Re: Force Bind caching resolver to always obey DNSSSEC

2010-10-02 Thread Phil Mayers
On 10/02/2010 10:01 AM, lst_ho...@kwsoft.de wrote: So the problem are not resolvers unaware of DNSSEC but resolvers with inappropriate defaults or configured wrong by accident. Additionally this problem is not easy detectable as it can occur far downstream. So i would say it is a valid concern f

Re: Integrating BIND9 with external graphing like Cacti

2010-10-13 Thread Phil Mayers
On 13/10/10 15:16, Eivind Olsen wrote: Has anyone here made use of the XML statistics interface in BIND9, to get some numbers into Cacti (or another similar tool)? If so, how, and which numbers did you feel were worth turning into graphs? Yes. We have a system where local scripts on our machin

Re: Integrating BIND9 with external graphing like Cacti

2010-10-15 Thread Phil Mayers
On 13/10/10 15:50, Phil Mayers wrote: On 13/10/10 15:16, Eivind Olsen wrote: Has anyone here made use of the XML statistics interface in BIND9, to get some numbers into Cacti (or another similar tool)? If so, how, and which numbers did you feel were worth turning into graphs? Yes. We have a

Re: DNS Redundancy

2010-10-21 Thread Phil Mayers
On 21/10/10 12:50, Stephane Bortzmeyer wrote: Unlike the failure of an authoritative name server, the failure of a resolver is not really transparent for the Unix stub resolver, as you have discovered. You may consider solutions using a redundancy at layer 3 such as VRRP or CARP. Yeah, we've o

Re: Key ID from DNSKEY - how?

2010-10-27 Thread Phil Mayers
On 10/27/2010 06:46 PM, Mark Elkins wrote: I would like to calculate the Key-ID from a DNSKEY record. I'd prefer to do this in PHP as this is inside some existing PHP (Web) scripts but I guess calling a C program would not be too inconvenient. I use some Python code to do this in our debugging/

Re: out of place mx records.

2010-10-28 Thread Phil Mayers
On 28/10/10 11:56, Tony Finch wrote: On Thu, 28 Oct 2010, Gregory Machin wrote: My question is why would "INMX10mcvpemr01" and "INMX 10mcvpemr02" be repeated trough the zone file surely this is redundant ? Some hostmasters like to ensure that mail is not directed to host

Re: DNSSEC with 9.7.2-P2

2010-11-12 Thread Phil Mayers
On 12/11/10 12:49, David Forrest wrote: and, on checking named.conf, I found the entry for br. as: trusted-keys { "br." 257 3 5 "AwEAAdDoVnG9CyHbPUL2rTnE22uN66gQCrUW5W0NTXJBNmpZXP27w7PMNpyw3XCFQWP/XsT0pdzeEGJ400kdbbPqXr2lnmEtWMjj3Z/ejR8mZbJ/6OWJQ0k/2YOyo6Tiab1NGbGfs513y6dy1hOFpz+peZzGsCm

Re: DNSSEC with 9.7.2-P2

2010-11-12 Thread Phil Mayers
On 12/11/10 14:51, Alan Clegg wrote: On 11/12/2010 7:49 AM, David Forrest wrote: While running BIND 9.7.2-P2 built with defaults on F11 [..] and, on checking named.conf, I found the entry for br. as: trusted-keys { "br." 257 3 5 "AwEAAdDoVnG9CyHbPUL2rTnE22uN66gQCrUW5W0NTXJBNmpZXP27w7PMN

Re: DNSSEC with 9.7.2-P2

2010-11-12 Thread Phil Mayers
On 12/11/10 15:45, Lightner, Jeff wrote: For Production (RPM based system) you should use RHEL or CentOS which has a much longer life cycle. (Speaking of which, RHEL6 was just put in I don't agree with your line of reasoning. RHEL may have longer update cycles, but there's no guarantee a par

Re: Is it Possible to Log nxdomain Responses?

2010-11-17 Thread Phil Mayers
On 17/11/10 13:48, Martin McCormick wrote: We are chasing down some problems in which clients are trying to resolve lookups to a domain related to Microsoft Active Directory zones. We were able to determine that clients were querying this AD zone when it was thought they weren't needing to do so.

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