The document discusses configuring a DNS server on a system. It recommends installing the bind package and modifying files in /var/named, including the main configuration file, forward lookup zone file, and reverse lookup zone file. It also notes that the DNS server IP should be added and the service restarted after configuration changes. Finally, it suggests adding client IP addresses and hostnames to the forward and reverse lookup zone files.

1. DNS Server Configuration
A DNS server, or name server, is used to resolve an IP address to a hostname or vice versa.
Required Package
bind
Path
/var/named/ : Default path
/var/named/named.loopback : Reverse lookup zone
/var/named/localhost : Forward lookup Zone
Packages Installation
Get into /var/named and do the modification
Here I have take a copy for named.rev , named.fwd for named.loopback, named.localhost
respectively
Edit : Main Conf file
DNS Server Configuration – Thamizharasan P

2. Edit : Forward lookup zone file
Edit: Reverse lookup zone file
Edit :
DNS Server Configuration – Thamizharasan P

3. Add the DNS Server ip :
Restart the service
If its ask the rndc key
Then restart the service
Output
DNS Server Configuration – Thamizharasan P

4. Here :I have d changed the sever ip :
Note : In forward and reverse lookup zone you can add the client ip and hostname
Change the group owner
That’s it
By
Thamizharasan P
Linux Administrator
Email:rpthamizh@gmail.com
LinkedIn: in.linkedin.com/pub/thamizharasan-p/25/203/62
DNS Server Configuration – Thamizharasan P