LinuC（Linux技術者認定資格）＆リナックスサーバ構築設定事例

[root]# more /etc/named.conf
options {
        directory "/var/named";
};
zone "."                        { type hint;    file "db.cache"; };
zone "0.0.127.in-addr.arpa"     { type master;  file "db.127.0.0"; };
zone "example.com"              { type master;  file "db.example"; };
zone "0.168.192.in-addr.arpa"   { type master;  file "db.192.168.0"; };

[root]# chown named.named *
[root]# ls -al
合計 44
drwxr-xr-x    2 named    named        4096 10月 19 21:58 .
drwxr-xr-x   22 root     root         4096 10月 19 21:30 ..
-rw-r--r--    1 named    named          93 10月 19 21:58 boot.cacheonly
-rw-r--r--    1 named    named         149 10月 19 21:58 conf.cacheonly
-rw-r--r--    1 named    named         135 10月 19 21:58 db.127.0.0
-rw-r--r--    1 named    named         146 10月 19 21:58 db.192.168.0
-rw-r--r--    1 named    named         204 10月 19 21:58 db.example
-rw-r--r--    1 named    named         195  1月 25  2003 localhost.zone
-rw-r--r--    1 named    named         177 10月 19 21:58 named.boot
-rw-r--r--    1 named    named        2499  1月 25  2003 named.ca
-rw-r--r--    1 named    named         433  1月 25  2003 named.local

[root]# vi db.127.0.0
$TTL    86400
@ IN SOA  reverie.example.com. postmaster.example.com. ( 2010101901 10800 3600 604800 86400 )
  IN NS   reverie.example.com.
1               PTR     localhost.
[root]# vi db.192.168.0
$TTL    86400
@ IN SOA  reverie.example.com. postmaster.example.com. ( 2010101901 10800 3600 604800 86400 )
  IN NS   reverie.example.com.
                PTR     example.com.
                A       255.255.255.0
99              PTR     reverie.example.com.
[root]# vi db.example
$TTL    86400
@ IN SOA  reverie postmaster ( 2010101901 10800 3600 604800 86400 )
  IN NS   reverie
                        A       192.168.0.0
localhost               A       127.0.0.1
reverie                 A       192.168.0.99
@                       MX      10 reverie
www                     CNAME   reverie
mail                    CNAME   reverie
ftp                     CNAME   reverie

[root]# mv named.ca db.cache

[root]# /etc/rc.d/init.d/named start
起動中:                                             [  OK  ]
[root]# tail /var/log/messages
Oct 19 22:17:37 reverie 10月 19 22:17:37 named: named起動 succeeded
Oct 19 22:17:37 reverie named[1455]: loading configuration from '/etc/named.conf'
Oct 19 22:17:37 reverie named[1455]: no IPv6 interfaces found
Oct 19 22:17:37 reverie named[1455]: listening on IPv4 interface lo, 127.0.0.1#53
Oct 19 22:17:37 reverie named[1455]: listening on IPv4 interface eth0, 192.168.0.99#53
Oct 19 22:17:37 reverie named[1455]: command channel listening on 127.0.0.1#953
Oct 19 22:17:37 reverie named[1455]: zone 0.0.127.in-addr.arpa/IN: loaded serial 2010101901
Oct 19 22:17:37 reverie named[1455]: zone 0.168.192.in-addr.arpa/IN: loaded serial 2010101901
Oct 19 22:17:37 reverie named[1455]: zone example.com/IN: loaded serial 2010101901
Oct 19 22:17:37 reverie named[1455]: running

[root]# named-checkconf
[root]# echo $?
0
[root]# named-checkzone example.com /var/named/db.example
zone example.com/IN: loaded serial 2010101901
OK
[root]# named-checkzone 0.168.192.IN-ADDR.ARPA /var/named/db.192.168.0
zone 0.168.192.IN-ADDR.ARPA/IN: loaded serial 2010101901
OK