Configure RNDC Key for Bind9 ( DNS Server )

Step 1: Create RNDC Key and Configuration File. First step is to create rndc key file and configuration file. ...
Step 2: Configure RNDC Key and Configuration File. 2.1 Copy entire output of #1 to /etc/rndc. ...
Step 3: Configure named.conf to Use rndc key. ...
Step 4: Restart Bind Service. ...
Step 6: Test RNDC Setup.

What is Rndc key in DNS?
How do I generate a Rndc key?
How do I use Rndc?
What does Rndc reload do?
What is Rndc bind?

What is Rndc key in DNS?

RNDC stands for Remote Name Daemon Control. It is a name server control utility in bind. This name server control utility allows command line administration of the named service both locally and remotely. ... key, which was generated automatically during the installation process using the rndc-confgen -a command.

How do I generate a Rndc key?

Instructions

Generate RNDC Configuration. Start by execution of the rndc-confgen command to generate appropriate configuration settings: # rndc-confgen. ...
Configure RNDC. Insert the previously generated RNDC configuration stanza into the file /etc/rndc.key . ...
Configure Bind service. ...
Restart Bind DNS server.

How do I use Rndc?

Type rndc to display usage of the utility and a list of available commands: # rndc Usage: rndc [-b address] [-c config] [-s server] [-p port] [-k key-file ] [-y key] [-V] command command is one of the following: reload Reload configuration file and zones. reload zone [class [view]] Reload a single zone.

What does Rndc reload do?

rndc reconfig will load any new zones that you've added (and remove any that you no longer have defined), but it won't detect any changes that you've made to zones that are already loaded. If you're making changes to zone files (remember to increment your serial number in the SOA record!)

What is Rndc bind?

BIND includes a utility called rndc which allows you to use command line statements to administer the named daemon, locally, or remotely. ... In order to prevent unauthorized users on other systems from controlling BIND on your server, a shared secret key method is used to explicitly grant privileges to particular hosts.