Start BIND
2014/08/02 |
[1] | Start BIND to provides DNS service. |
[root@dlp ~]# /etc/rc.d/init.d/named start Starting named: [ OK ] [root@dlp ~]# chkconfig named on |
[2] | If IPTables is running, allow DNS port. DNS uses 53/TCP,UDP. For "-I INPUT 5" section below, Replace it to your own environment. |
[root@dlp ~]# iptables -I INPUT 5 -p tcp -m state --state NEW -m tcp --dport 53 -j ACCEPT [root@dlp ~]# iptables -I INPUT 5 -p udp -m state --state NEW -m udp --dport 53 -j ACCEPT |
[3] | Change settings that the server refer to local DNS service. |
[root@dlp ~]#
vi /etc/sysconfig/network-scripts/ifcfg-eth0 # change to own host DNS1= 10.0.0.30
/etc/rc.d/init.d/network restart |
[4] | Make sure the server can resolve domain names or IP addresses. |
[root@dlp ~]#
; <<>> DiG 9.7.0-P2-RedHat-9.7.0-5.P2.el6 <<>> dlp.srv.world.dig dlp.srv.world. ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 7450
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0
;; QUESTION SECTION:
;dlp.srv.world.
;; ANSWER SECTION:IN A
dlp.srv.world.
;; AUTHORITY SECTION:86400 IN A 10.0.0.30 # normally answered
srv.world.
;; Query time: 0 msec86400 IN NS dlp.srv.world. ;; SERVER: 10.0.0.30#53(10.0.0.30) ;; WHEN: Sun Jul 10 23:26:32 2011
;; MSG SIZE rcvd: 64
[root@dlp ~]#
; <<>> DiG 9.7.0-P2-RedHat-9.7.0-5.P2.el6 <<>> -x 10.0.0.30dig -x 10.0.0.30 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 14612
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 1
;; QUESTION SECTION:
;30.0.0.10.in-addr.arpa.
;; ANSWER SECTION:IN PTR
30.0.0.10.in-addr.arpa.
;; AUTHORITY SECTION:86400 IN PTR dlp.srv.world. # normally answered
0.0.10.in-addr.arpa.
;; ADDITIONAL SECTION:86400 IN NS dlp.srv.world.
dlp.srv.world.
;; Query time: 0 msec86400 IN A 10.0.0.30 ;; SERVER: 10.0.0.30#53(10.0.0.30) ;; WHEN: Sun Jul 10 23:27:55 2011 ;; MSG SIZE rcvd: 100 |