How to configure DNS Server in Chroot
envirment with more than one domains
(1)
Give static IP to your server.
[root@Server data]# cd
/etc/sysconfig/network-scripts/
[root@Server network-scripts]# ls
ifcfg-eth0
ifdown-eth ifdown-post ifdown-tunnel ifup-ippp
ifup-plip ifup-sit net.hotplug
ifcfg-eth0.bak
ifdown-ippp ifdown-ppp ifup ifup-ipsec ifup-plusb
ifup-sl
network-functions
ifcfg-lo
ifdown-ipsec ifdown-routes ifup-aliases
ifup-ipv6 ifup-post
ifup-tunnel
network-functions-ipv6
ifdown
ifdown-ipv6 ifdown-sit ifup-bnep ifup-ipx ifup-ppp
ifup-wireless
ifdown-bnep
ifdown-isdn ifdown-sl ifup-eth ifup-isdn ifup-routes
init.ipv6-global
[root@Server network-scripts]# vim ifcfg-eth0
[root@Server data]# /etc/init.d/network restart
Shutting down interface eth0: [ OK ]
Shutting down loopback interface: [ OK ]
Bringing up loopback interface: [ OK ]
Bringing up interface eth0: [ OK ]
(2)
Install
bind , caching-nameserver packages by yum server.
[root@Server network-scripts]# yum install bind*
[root@Server network-scripts]# yum install
caching-nameserver
(3)
Open /etc/named.conf file make the changes as
per below file
[root@Server network-scripts]# vim /etc/named.conf
(4)
Copy localhost.zone file to zone.com & rev_192.168.1
[root@Server data]# cp /var/named/localhost.zone /var/named/chroot/var/named/data/zone.com
[root@Server data]# cp /var/named/localhost.zone /var/named/chroot/var/named/data/
rev_192.168.1
[root@Server network-scripts]# cd
/var/named/chroot/var/named/data/
[root@Server data]# ls
rev_192.168.1
zone.com
(5)
Make changes in file zone.com and rev_192.168.1
file as per below file .
[root@Server data]# vim
zone.com
[root@Server data]# vim rev_192.168.1
(6)
Change permissions of the files
[root@Server data]# chown named.named
/var/named/chroot/var/named/data/rev_192.168.1
[root@Server data]#
chown named.named /var/named/chroot/var/named/data/zone.com
(7)
Restart the service named
[root@Server data]# /etc/init.d/named restart
Stopping named:
[ OK ]
Starting named:
[ OK ]
(8)
Make entry of DNS server in resolv.conf file
[root@Server data]# vim /etc/resolv.conf
(9) Check the the DNS Server Working
[root@Server data]# nslookup www.google.com
Server: 192.168.1.2
Address: 192.168.1.2#53
Name: www.google.com
Address: 192.168.1.2
[root@Server data]# nslookup 192.168.1.2
Server: 192.168.1.2
Address: 192.168.1.2#53
2.1.168.192.in-addr.arpa name
= www.google.com.
[root@Server data]# nslookup www.facebook.com
Server: 192.168.1.2
Address: 192.168.1.2#53
Name: www.facebook.com
Address: 192.168.1.2
