can find host name

Alaa Alamood aaa at netman.dk
Mon Feb 11 13:00:39 UTC 2002


  Ja, but that's what I have done I change the ip address in my zone I 
can see the new ip address just in my dnsserver but on the other machine 
can you see it as the old ip address

sanjay wrote:

> You  need to change the IP address in your zone file.
>
>  
>
> sanjay
>
>  
>
>  
>
>  
>
> ----- Original Message -----
>
>     From:Alaa Alamood <mailto:aaa at netman.dk>
>
>     To: sanjay <mailto:indianlinuxuser at yahoo.com>
>
>     Sent: Monday, February 11, 2002 2:26 PM
>
>     Subject: Re: can find host name
>
>
>     Hi
>
>     my domain is netman.dk.
>     now for e.g I change one of the machine ip address from
>     193.88.72.46  and hostname cluster1 to 193.88.72.47 and hosthame
>     cluster1 and restart the named if you try to look at
>     cluster1.netman.dk you will get 193.88.72.46 instead of 193.88.72.47
>
>     regards
>     Alaa
>
>
>     sanjay wrote:
>
>>can u give me the domain name that you have added so that I can test it.
>>
>>sanjay
>>
>>----- Original Message -----
>>From: "Alaa Alamood" <aaa at netman.dk>
>>Newsgroups: comp.protocols.dns.bind
>>To: <phn at icke-reklam.ipsec.nu>
>>Cc: <comp-protocols-dns-bind at moderators.isc.org>
>>Sent: Monday, February 11, 2002 4:54 AM
>>Subject: Re: can find host name
>>
>>
>>>I have done the following:
>>>
>>>I change the TTL  to 86400 which is more higher than the previews one
>>>
>>>2- I remove the dkuug.dk, which is not use any more.
>>>
>>>I mean by "I ask another client", the machine that is a clint to my
>>>
>>dnsserver, any way I still have the update problem, which is when I edit the
>>/etc/namedb/zone.netman.dk and the "/etc/namedb/db.172.16.0" and add a
>>hostname to thos files and restart the named, I can lookup for the new added
>>hostname just on my dnssever, but when I login on another mchine on my
>>network, and try to lookup "using nslookup or dig" to the new added machine,
>>still can't get answer from the dnsserver
>>
>>>
>>>
>>>
>>>
>>>phn at icke-reklam.ipsec.nu wrote:
>>>
>>>>Alaa Alamood <aaa at netman.dk> wrote:
>>>>
>>>>>Thanks Again for your responedding
>>>>>
>>>>
>>>>
>>>>>phn at icke-reklam.ipsec.nu wrote:
>>>>>
>>>>>>Alaa Alamood <aaa at netman.dk> wrote:
>>>>>>
>>>>>>>thanks for answer my
>>>>>>>
>>>>>>>what do you mean by  server / domain, in your quastion.
>>>>>>>
>>>>>>You did not tell us the _real_ name of the domain and the address of
>>>>>>the server , thus we cannot make our own measurements.
>>>>>>
>>>>>my domain name is: netman.dk
>>>>>and the ip is: 193.88.72.6
>>>>>
>>>>One of the servers, dkuug.dk (195.215.30.66) is Lame ( not configured as
>>>>slave )
>>>>
>>>>You  also use rediculasly short TTL's which may cause caches to
>>>>loose information early. These days with notify makes short "general" TTL
>>>>unneeded.
>>>>See RIPE-recommendations for "suitable TTL"
>>>>
>>>I change the TTL  to 86400
>>>
>>>>
>>>>>>Your observations, if i remember right, was that when you ask
>>>>>>your nameserver it will answer correct.
>>>>>>
>>>>>that's right
>>>>>
>>>>
>>>>>>But when you ask a
>>>>>>
>>>>>when I ask another client that have my master server as a domain name
>>>>>server, the following is an example
>>>>>of resolv.conf file in one of my clients.
>>>>>
>>>>
>>>>
>>>>>/etc/resolv.conf
>>>>>domain netman.dk
>>>>>nameserver    193.88.72.6
>>>>>
>>>>>it would not found the hostname that I register in my DNS server
>>>>>"193.88.72.6".
>>>>>
>>>>"I ask another client" ?? You mean you try in this client or do you mean
>>>>that you direct the question to this client ? ( if there is no nameserver
>>>>running on this client it _will_ be refused)
>>>>
>>>>Oh, nslookup is dead. Just bury it somwhere where noone will use it.
>>>>
>>>>Use proper tools, like dig host doc dnswalk zonecheck dns-expert etc.
>>>>Example with dig shows :
>>>>(question is "who does reverse for 193.88.72 " :
>>>>
>>>>>dig 72.88.193.in-addr.arpa ns
>>>>>
>>>>; <<>> DiG 8.3 <<>> 72.88.193.in-addr.arpa ns
>>>>;; res options: init recurs defnam dnsrch
>>>>;; got answer:
>>>>;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 4
>>>>;; flags: qr rd ra; QUERY: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 2
>>>>;; QUERY SECTION:
>>>>;;      72.88.193.in-addr.arpa, type = NS, class = IN
>>>>
>>>>;; ANSWER SECTION:
>>>>72.88.193.in-addr.arpa.  23h48m IN NS  dkuug.dk.
>>>>72.88.193.in-addr.arpa.  23h48m IN NS  teapot.netman.dk.
>>>>72.88.193.in-addr.arpa.  23h48m IN NS  tinderbox.netman.dk.
>>>>72.88.193.in-addr.arpa.  23h48m IN NS  ns.dknet.dk.
>>>>
>>>>;; ADDITIONAL SECTION:
>>>>ns.dknet.dk.            23h47m50s IN A  193.88.44.42
>>>>dkuug.dk.               23h47m40s IN A  195.215.30.66
>>>>
>>>>Again, dkuug.dk answers Lame ( not authorative ) :
>>>>
>>>>>dig 72.88.193.in-addr.arpa ns @dkuug.dk.
>>>>>
>>>>; <<>> DiG 8.3 <<>> 72.88.193.in-addr.arpa ns @dkuug.dk.
>>>>; (1 server found)
>>>>;; res options: init recurs defnam dnsrch
>>>>;; got answer:
>>>>;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 6
>>>>;; flags: qr rd ra; QUERY: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 4
>>>>;; QUERY SECTION:
>>>>;;      72.88.193.in-addr.arpa, type = NS, class = IN
>>>>
>>>>Which suggest that you either fix dkuug or remove from
>>>>delegation records.
>>>>
>>>>
>>>>
>>>>
>>>>>Alaa
>>>>>
>>>>
>>>>
>>>>>>random nameserver "out there" your recent additions ar'nt there.
>>>>>>
>>>>>>One way this might happen is of let's say dk. nameservers delegates
>>>>>>this zone to other nameservers then yours.
>>>>>>
>>>>>>Again, it's only a guess.
>>>>>>
>>>>>>Peter h
>>>>>>
>>>>>>>I'm going to try to describe the problem in more details
>>>>>>>I have master domain server, that have the following named.conf
>>>>>>>options {
>>>>>>>      directory  "/etc/namedb/";
>>>>>>>      query-source address * port 53;
>>>>>>>};
>>>>>>>zone  "." {
>>>>>>>      type  hint;
>>>>>>>      file  "named.ca";
>>>>>>>};
>>>>>>>zone  "0.0.127.in-addr.arpa" {
>>>>>>>      type  master;
>>>>>>>      file  "named.local";
>>>>>>>};
>>>>>>>zone  "domain.dk" {
>>>>>>>      type  master;
>>>>>>>      file  "db.domain.dk";
>>>>>>>      allow-update {
>>>>>>>          key netmanDnsKey;
>>>>>>>      };
>>>>>>>};
>>>>>>>zone  "0.16.172.in-addr.arpa" {
>>>>>>>      type  master;
>>>>>>>      file  "db.172.16.0";
>>>>>>>      allow-update {
>>>>>>>       key netmanDnsKey;
>>>>>>>      };
>>>>>>>};
>>>>>>>
>>>>>>>when I try to make nslookup to a client register in my master domain
>>>>>>>server as the following:
>>>>>>>
>>>>>>>192.168.1.1>  nslookup prince.domain.com
>>>>>>>Server:         192.168.1.1
>>>>>>>Address:        192.168.1.1#53
>>>>>>>
>>>>>>>Non-authoritat
>>>>>>>ive answer:
>>>>>>>Name:   prince.domain.com
>>>>>>>Address: 172.16.0.16
>>>>>>>
>>>>>>>but
>>>>>>>when Im try from another machine
>>>>>>>Client> nslookup prince.domain.com
>>>>>>>Server:    dnsmasterserver.domain.com
>>>>>>>Address:  192.168.1.1
>>>>>>>
>>>>>>>*** dnsmasterserver.domain.com can't find prince: Non-existent
>>>>>>>
>>host/domain
>>
>>>>>>>please tall me if you need more information?
>>>>>>>
>>>>>>>regards
>>>>>>>
>>>>>>>
>>>>>>>phn at icke-reklam.ipsec.nu wrote:
>>>>>>>
>>>>>>>>Alaa Alamood <aaa at netman.dk> wrote:
>>>>>>>>
>>>>>>>>
>>>>>>>>>phn at icke-reklam.ipsec.nu wrote:
>>>>>>>>>
>>>>>>>>>>Alaa Alamood <aaa at netman.dk> wrote:
>>>>>>>>>>
>>>>>>>>>>>Hi
>>>>>>>>>>>
>>>>>>>>>>>When I try to add host name to the DNS databaser, I can see the
>>>>>>>>>>>
>>host
>>
>>>>>>>>>>>name just on the DNS server but not on the others machines. does
>>>>>>>>>>>
>>any one
>>
>>>>>>>>>>>have idea what going on
>>>>>>>>>>>
>>>>>>>>>>>I'm running named  version
>>>>>>>>>>>
>>8.2.2-P5-plus-CA-2000-20-plus-CA-2001-02
>>
>>^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
>>
>>>>>>>>>orginally come from compaq on tru64unix version 5.1a
>>>>>>>>>
>>>>>>>>>>Seems to be a candidate to update. nothing named like this have
>>>>>>>>>>come out from the original mfg. 8.2.2 however is known to be
>>>>>>>>>>malfunctioning.
>>>>>>>>>>
>>>>>>>>>>What hostname/domain are you talking about ?
>>>>>>>>>>
>>>>>>>>>the machine that I register on DNS server, I can see it when I make
>>>>>>>>>nslookup on the same DNS server, but I can not see it when I make
>>>>>>>>>nslookup on the other machine but the server
>>>>>>>>>
>>>>>>>>Well, you still have not told us what domain / server it is about.
>>>>>>>>
>>>>>>>>As you describe it it sound like a bad delegation from the parent.
>>>>>>>>
>>>>>>>>>regards
>>>>>>>>>Alaa
>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>>regards
>>>>>>>>>>>Alaa
>>>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>
>>>>
>>>>
>>>>
>>>
>>>
>>>
>>
>>
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>>
>>
>





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