DNS and BIND: Create a Caching Name Server

15 minutes
  • 5 Learning Objectives

About this Hands-on Lab

Creating a caching name server is the most basic BIND configuration. This configuration is the main building block for other more advanced BIND configurations. Students will learn to configure a caching name server and test name resolution with the `nslookup` command.

Learning Objectives

Successfully complete this lab by achieving the following learning objectives:

Install the bind and bind-utils Packages
$ yum install -y bind bind-utils
Verify the named Configuration for localhost
$ cat /etc/named.conf
Check the named Configuration with the named-checkconf Command
$ named-checkconf
Start and Enable the named Service
$ systemctl start named
$ systemctl enable named
Test that Records are Returned for google.com Using the /etc/resolv/conf and the localhost Name Server Configurations
$ nslookup google.com
$ nslookup google.com localhost

Additional Resources

First, we'll install the bind and bind-utils packages. Then, verify the named configuration for localhost and check the configuration with named-checkconf. Finally, we'll start the named service and test name resolution using the nslookup command.

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