Start BIND.

Start BIND.

[root@dlp ~]#  systemctl start named  [root@dlp ~]#  systemctl enable named

[2]	Change DNS settings that the server refer to local DNS service.

[root@dlp ~]#  vi /etc/sysconfig/network-scripts/ifcfg-eth0 DNS1= 10.0.0.30 [root@dlp ~]#  systemctl restart network

[3]	Make sure the server can resolve domain names or IP addresses.

[root@dlp ~]#  dig dlp.server.world.  ; <<>> DiG 9.9.4-RedHat-9.9.4-14.el7 <<>> dlp.server.world. ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 41735 ;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;dlp.server.world. IN A ;; ANSWER SECTION: dlp.server.world. 86400 IN A 10.0.0.30 ;; AUTHORITY SECTION: server.world. 86400 IN NS dlp.server.world. ;; Query time: 1 msec ;; SERVER: 10.0.0.30#53(10.0.0.30) ;; WHEN: Thu Jul 10 14:43:35 JST 2014 ;; MSG SIZE rcvd: 75 [root@dlp ~]#  dig -x 10.0.0.30  ; <<>> DiG 9.9.4-RedHat-9.9.4-14.el7 <<>> -x 10.0.0.30 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 14268 ;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 2 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;30.0.0.10.in-addr.arpa. IN PTR ;; ANSWER SECTION: 30.0.0.10.in-addr.arpa. 86400 IN PTR dlp.server.world. ;; AUTHORITY SECTION: 0.0.10.in-addr.arpa. 86400 IN NS dlp.server.world. ;; ADDITIONAL SECTION: dlp.server.world. 86400 IN A 10.0.0.30 ;; Query time: 1 msec ;; SERVER: 10.0.0.30#53(10.0.0.30) ;; WHEN: Thu Jul 10 14:44:39 JST 2014 ;; MSG SIZE rcvd: 111