Cai dat DNS server

Cài đặt DNS server trên Cent OS 6.4:

Thông tin Primary (Master) DNS server:

Operating System     : CentOS 6.3 32 bit (Minimal Server)
Hostname             : masterdns.abc.com
IP Address           : 192.168.1.101/24

Thông tin Secondary(Slave) DNS server:

Operating System     : CentOS 6.3 32 bit (Minimal Server)
Hostname             : slavedns.ostechnix.com
IP Address           : 192.168.1.102/24

 1. Cài đặt Primary(Master) DNS Server:

[root@masterdns ~]# yum install bind* -y

 2. Cấu hình DNS server:

[root@CLI ~]# vi /etc/named.conf
options {
##Dia chi IP Master DNS##
        listen-on port 53 { 127.0.0.1; 192.168.1.101;  };
        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";
##Dai dia chi IP##
        allow-query     { localhost; 192.168.1.0/24; };
##Dia chi IP DNS server du phong
        allow-transfer { localhost; 192.168.1.102;};
        recursion yes;
        dnssec-enable yes;
        dnssec-validation yes;
        dnssec-lookaside auto;
        /* Path to ISC DLV key */
        bindkeys-file "/etc/named.iscdlv.key";
        managed-keys-directory "/var/named/dynamic";
};
logging {
        channel default_debug {
                file "data/named.run";
                severity dynamic;
        };
};
zone "." IN {
        type hint;
        file "named.ca";
};
##THONG TIN ZONE THUAN
zone "abc.com" IN {
        type master;
        file "fwd.abc.com";
        allow-update {none;};
};
##THONG TIN ZONE NGHICH
zone "1.168.192.in-addr.arpa" IN {
        type master;
        file "rev.abc.com";
        allow-update {none;};
};
include "/etc/named.rfc1912.zones";
include "/etc/named.root.key";

Tao ra cac file: