[CentOS] How to enable bind to listen querys from all my network

Miguel A. Velasco miguel.suscripcion at gmail.com
Thu Aug 28 10:12:10 UTC 2008


Romeo Ninov escribió:
> Set bind to listen to IP, not network, for example 10.10.80.1, no 
> 10.10.80.0
	Thanks Romeo, I´ve also tried it but doen´t work.
	Miguel A. Velasco

> 
> Miguel A. Velasco  wrote / napísal(a):
>> Hello all,
>>
>> I´ve installed a proxy Squid in my gateway and a Cache DNS Server with
>> bind. The problem is the server is only resolving is own querys but not
>> the client queries from my company.
>> When I do:
>> $service named start
>> I see in /var/log/messages:
>>
>> starting BIND 9.3.4-P1 -u named -t /var/named/chroot
>> found 1 CPU, using 1 worker thread
>> loading configuration from '/etc/named.conf'
>> listening on IPv6 interface lo, ::1#53
>> listening on IPv4 interface lo, 127.0.0.1#53
>> command channel listening on 127.0.0.1#953
>> command channel listening on ::1#953
>> zone 0.in-addr.arpa/IN/localhost_resolver: loaded serial 42
>> zone 0.0.127.in-addr.arpa/IN/localhost_resolver: loaded serial 1997022700
>> zone 255.in-addr.arpa/IN/localhost_resolver: loaded serial 42
>> zone
>> 0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa/IN/localhost_resolver: 
>>
>> loaded serial 1997022700
>> zone localdomain/IN/localhost_resolver: loaded serial 42
>> zone localhost/IN/localhost_resolver: loaded serial 42
>> running
>>
>> I don´t understand why is only "listening on IPv4 interface lo,
>> 127.0.0.1#53"
>> I have bind-chroot installed with the following options in 
>> /etc/named.conf:
>>
>> options {
>>         listen-on port 53 { 127.0.0.1; 10.10.80.0; };
>>         listen-on-v6 port 53 { ::1; };
>>         directory       "/var/named";
>>         dump-file       "/var/named/data/cache_dump.db";
>>         statistics-file "/var/named/data/named_stats.txt";
>>         memstatistics-file "/var/named/data/named_mem_stats.txt";
>>
>>         // Those options should be used carefully because they disable 
>> port
>>         // randomization
>>         // query-source    port 53;
>>         // query-source-v6 port 53;
>>
>>         allow-query     { localhost; };
>> };
>> logging {
>>         channel default_debug {
>>                 file "data/named.run";
>>                 severity dynamic;
>>         };
>> };
>> view localhost_resolver {
>>         match-clients      { localhost; };
>>         match-destinations { localhost; };
>>         recursion yes;
>>         include "/etc/named.rfc1912.zones";
>> };
>>
>> Where 10.10.80.0 is my network range. What may I do my server really
>> listen for all my network? Nowadays it´s listenning just itself ....
>>
>> Thanks very much for your attention.
>> Miguel A. Velasco
>>
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