DNS Server
Install
yum install bind bind-chroot bind-libs bind-utils caching-nameserver
configuration
A、master dns
 
vim /var/named/chroot/etc/named.caching-nameserver.conf
options {
        listen-on port 53 { any; };
        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     { any; };
        allow-query-cache { any; };
};
logging {
        channel default_debug {
                file "data/named.run";
                severity dynamic;
        };
};
view localhost_resolver {
        match-clients      { any; };
        match-destinations { any; };
        recursion yes;
        include "/etc/named.rfc1912.zones";
};
 vim /var/named/chroot/etc/named.rfc1912.zones
zone "nono.com" IN {
        type master;
        file "nono.com.zone";
        allow-update { none; };
};
zone "1.168.192.in-addr.arpa" IN {
        type master;
        file "192.168.1.local";
        allow-update { none; };
};
 vim /var/named/chroot/var/named/nono.com.zone
$TTL    86400
@               IN SOA  centos1.nono.com.      root.localhost. (
                                        42              ; serial (d. adams)
                                        3H              ; refresh
                                        15M             ; retry
                                        1W              ; expiry
                                        1D )            ; minimum
        IN      NS      centos1.nono.com.
        IN      NS      centos2.nono.com.
centos1 IN      A       192.168.1.51
centos2 IN      A       192.168.1.52
 vim /var/named/chroot/var/named/192.168.1.local
$TTL    86400
@       IN      SOA     localhost. root.localhost.  (
                                      1997022700 ; Serial
                                      28800      ; Refresh
                                      14400      ; Retry
                                      3600000    ; Expire
                                      86400 )    ; Minimum
        IN      NS      centos1.nono.com.
        IN      NS      centos2.nono.com.
51      IN      PTR     centos1.nono.com.
52      IN      PTR     centos2.nono.com.
chown -R named:named /var/named/chroot/etc/*
chown -R named:named /var/named/chroot/var/named/*  
vim /etc/resolv.conf
nameserver 192.168.1.51
nameserver 192.168.1.52
service named start
chkconfig --level named on
B、slave server
vim /var/named/chroot/etc/named.caching-nameserver.conf
options {
        listen-on port 53 { any; };
        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     { any; };
        allow-query-cache { any; };
};
logging {
        channel default_debug {
                file "data/named.run";
                severity dynamic;
        };
};
view localhost_resolver {
        match-clients      { any; };
        match-destinations { any; };
        recursion yes;
        include "/etc/named.rfc1912.zones";
};                        
vim /var/named/chroot/etc/named.rfc1912.zones
zone "nono.com" IN {
        type slave;
        masters { 192.168.1.51; };
        file "slaves/nono.com.zone";
        allow-update { none; };
};
zone "1.168.192.in-addr.arpa" IN {
        type slave;
        masters { 192.168.1.51; };
        file "slaves/192.168.1.local";
        allow-update { none; };
};
chown named:named -R /var/named/chroot/var/named
vim /etc/resolv.conf
nameserver 192.168.1.51
nameserver 192.168.1.52
service named start         
chkconfig --level named on    
[root@centos1 var]# tail /var/log/messages | grep named      
Dec 31 07:58:06 centos1 named[6749]: zone 1.168.192.in-addr.arpa/IN/localhost_resolver: loaded serial 1997022700
Dec 31 07:58:06 centos1 named[6749]: zone 255.in-addr.arpa/IN/localhost_resolver: loaded serial 42
Dec 31 07:58:06 centos1 named[6749]: 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
Dec 31 07:58:06 centos1 named[6749]: zone nono.com/IN/localhost_resolver: loaded serial 42
Dec 31 07:58:06 centos1 named[6749]: zone localdomain/IN/localhost_resolver: loaded serial 42
Dec 31 07:58:06 centos1 named[6749]: zone localhost/IN/localhost_resolver: loaded serial 42
Dec 31 07:58:06 centos1 named[6749]: running
Dec 31 07:58:06 centos1 named[6749]: zone 1.168.192.in-addr.arpa/IN/localhost_resolver: sending notifies (serial 1997022700)
Dec 31 07:58:06 centos1 named[6749]: zone nono.com/IN/localhost_resolver: sending notifies (serial 42)
Dec 31 07:58:06 centos1 named[6749]: client 192.168.1.51#9855: view localhost_resolver: received notify for zone '1.168.192.in-addr.arpa'