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Re: DNS



Caio, 

Poste o arquivo:  /etc/bind/db.0.168.192.in-addr.arpa para que possamos verificar.

[]'s

Em 05/10/2010, às 06:30, Caio Abreu Ferreira escreveu:

> 	Prezado Valdinei
> 
> 	Você estava correto, foi somente questão de acrescentar a letra "a"
> no arquivo named.conf.local e o reverso voltou a funcionar corretamente.
> 
> 	Obrigado pela ajuda !!
> 
> 	Surgiu outro problema :-D.
> 
> 	Uma forma de testar o arquivo de configuração, não o
> named.conf.local, é através do comando named-checkconfig. Quando eu executo o
> comando named-checkconfig, tanto no arquivo db.particula.local quanto no
> arquivo db.0.168.192.in-addr.arpa, estão aparecendo a mesma mensagem de erro,
> texto abaixo. Já fiz várias alterações nos arquivos de configuração
> db.particula.local e db.0.168.192.in-addr.arpa, inclusive remover todos os
> comentários, mas mesmo assim continua aparecendo as mensagens de erro abaixo.
> 
> ns1:~# named-checkconf /etc/bind/db.particula.local 
> /etc/bind/db.particula.local:1: syntax error near ';'
> ns1:~# named-checkconf /etc/bind/db.0.168.192.in-addr.arpa 
> /etc/bind/db.0.168.192.in-addr.arpa:1: syntax error near ';'
> 
> 	Alguma idéia do que pode estar faltando e eu não estou conseguindo
> encontrar?
> 
> 	De novo, obrigado pela ajuda.
> 
> .''`.   Caio Abreu Ferreira
> : :'  :  idic@terra.com.br
> `. `'`   Debian User
>  `-     Key fingerprint = 97F8 61AC 605F 8A8B 3BA1  D479 8C9A 52E8 6478 601F 
> 
> On (30/09/10 10:00), Valdinei Ferreira de Lima wrote:
>> Caio,
>> 
>> 
>> ####   VOCÊ DECLAROU 
>> zone "79.168.192.in-addr.arp" {
>>       type master;
>>       file "/etc/bind/db.79.168.192.in-addr.arpa";
>> };
>> 
>> 
>> #### CORRETO
>> zone "79.168.192.in-addr.arpa" {
>>       type master;
>>       file "/etc/bind/db.79.168.192.in-addr.arpa";
>> };
>> 
>> 
>> Faltou um a no addr.arp(aqui)
>> 
>> 
>> De qualquer forma, depois de fazer a alteração, verifique a saida do [named] no log.
>> 
>> 
>> Em 30/09/2010, às 09:51, caio abreu ferreira escreveu:
>> 
>>> Lista
>>> 
>>> Estou seguindo alguns tutoriais, principalmente os do howto forge, para configurar um 
>>> servidor de dns que ira responder a um domínio local. A configuração desse servidor de dns é 
>>> para estudo. Para fazer a configuração fiz o seguinte até agora.
>>> 
>>> ##### Dados técnicos
>>> - dns primário - dns1.particula.local - 192.168.79.5
>>> - dns secundário - dns2.particula.local - 192.168.79.6
>>> - GNU Linux Debian Stable
>>> 
>>> ##### cat /etc/bind/named.conf.local
>>> zone "particula.local" {
>>>       type master;
>>>       file "/etc/bind/db.particula.local";
>>>       allow-transfer { 192.168.79.6; };
>>>       notify yes;
>>> };
>>> 
>>> zone "79.168.192.in-addr.arp" {
>>>       type master;
>>>       file "/etc/bind/db.79.168.192.in-addr.arpa";
>>> };
>>> 
>>> ##### cat /etc/bind/db.particula.local
>>> ; Start of Authority (SOA) record
>>> $TTL   900
>>> @ IN SOA ns1.particula.local. root.particula.local. (
>>>                       3600;   serial
>>>                       3600;   refresh, seconds
>>>                       3600;   retry, seconds
>>>                       3600;   expire, seconds
>>>                       900 );  minimum, seconds
>>> 
>>> ; Name Server (NS) records.
>>>                       IN NS ns1.particula.local.
>>>                       IN NS ns2.particula.local.
>>> 
>>> ; Mail Exchange (MX) records.
>>>                       IN MX 10 server.particula.local.
>>> 
>>> ; Address (A) records. (real-names of machines)
>>>                       IN A 192.168.79.5
>>> ns1                     IN A 192.168.79.5
>>> ns2                     IN A 192.168.79.6
>>> server                  IN A 192.168.79.7
>>> 
>>> ; Aliases in Canonical Name (CNAME) records...
>>> www                     IN CNAME server
>>> ftp                     IN CNAME server
>>> proxy                   IN CNAME server
>>> 
>>> ##### cat /etc/bind/db.79.168.192.in-addr.arpa
>>> ; Start of Authority (SOA) record
>>> $TTL   900
>>> @ IN SOA ns1.particula.local. root.particula.local. (
>>>                       3600;   serial
>>>                       3600;   refresh, seconds
>>>                       3600;   retry, seconds
>>>                       3600;   expire, seconds
>>>                       900 );  minimum, seconds
>>> 
>>> ; Name Server (NS) records.
>>>                       IN NS ns1.particula.local.
>>>                       IN NS ns2.particula.local.
>>> 
>>> ; Addresses point to canonical names (PTR) for reverse lookups
>>> 5                       IN PTR ns1.particula.local.
>>> 6                       IN PTR ns2.particula.local.
>>> 
>>> O comando "dig particula.local" esta funcionando corretamente, vide abaixo.
>>> 
>>> ##### dig particula.local
>>> ; <<>> DiG 9.6-ESV-R1 <<>> particula.local
>>> ;; global options: +cmd
>>> ;; Got answer:
>>> ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 37138
>>> ;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 2
>>> 
>>> ;; QUESTION SECTION:
>>> ;particula.local.               IN      A
>>> 
>>> ;; ANSWER SECTION:
>>> particula.local.        900     IN      A       192.168.79.5
>>> 
>>> ;; AUTHORITY SECTION:
>>> particula.local.        900     IN      NS      ns2.particula.local.
>>> particula.local.        900     IN      NS      ns1.particula.local.
>>> 
>>> ;; ADDITIONAL SECTION:
>>> ns1.particula.local.    900     IN      A       192.168.79.5
>>> ns2.particula.local.    900     IN      A       192.168.79.6
>>> 
>>> ;; Query time: 1 msec
>>> ;; SERVER: 192.168.79.5#53(192.168.79.5)
>>> ;; WHEN: Thu Sep 30 09:48:10 2010
>>> ;; MSG SIZE  rcvd: 117
>>> 
>>> O problema esta sendo em relação ao DNS reverso, comando "dig -x 192.168.79.5"
>>> 
>>> ##### dig -x 192.168.79.5
>>> 
>>> ; <<>> DiG 9.6-ESV-R1 <<>> -x 192.168.79.5
>>> ;; global options: +cmd
>>> ;; Got answer:
>>> ;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 4396
>>> ;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
>>> 
>>> ;; QUESTION SECTION:
>>> ;5.79.168.192.in-addr.arpa.     IN      PTR
>>> 
>>> ;; AUTHORITY SECTION:
>>> 168.192.in-addr.arpa.   9501    IN      SOA     prisoner.iana.org. hostmaster.root-
>>> servers.org. 2002040800 1800 900 604800 604800
>>> 
>>> ;; Query time: 17 msec
>>> ;; SERVER: 192.168.79.6#53(192.168.79.6)
>>> ;; WHEN: Thu Sep 30 09:49:15 2010
>>> ;; MSG SIZE  rcvd: 120
>>> 
>>> Alguém por acaso saberia me dizer o que eu posso estar fazendo de errado?
>>> 
>>> Obrigado.



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