How to Set Up DNS Server According to Linux Distribution Types?
Posted: Sun Jan 05, 2025 9:17 am
You can easily set up a DNS server on Linux operating systems by following our instructions below.
Centos
To set up a DNS server on CentOS, you can follow the steps below:
Step 1 : First, log in to your server as root user.
Step 2 : Run the following command to install the DNS server software:
sudo yum install bind bind-utils
Step 3: After the installation is complete, edit the DNS server configuration file thailand mobile phone number `/etc/named.conf`. For example, you can open it with the vim editor with the following command:
sudo vim /etc/named.conf
Step 4: In the `/etc/named.conf` file, make the following settings in the `options` block:
listen-on port 53 { any; };
allow-query { any; };
recursion yes;
These settings allow the DNS server to listen on port 53, allow any queries, and enable recursion.
Step 5: The next step is to configure DNS zone files. These files determine which domain names and IP addresses the DNS server will manage. For example, you can create a zone file named `/var/named/example.com.zone`. In this file, you can define the DNS records for your domain name.
Step 6: You may also need to configure reverse DNS zone files. These files are used to resolve IP addresses to domain names. For example, you can create a reverse DNS zone file named `/var/named/192.168.0.zone`
Step 7: After creating the configuration files, run the following command to restart the DNS server:
sudo systemctl restart named
Step 8 : Finally, you can check if the DNS server is working properly. For this, you can use the `dig` tool. For example, you can get the IP address of the domain name `example.com` with the following command:
dig example.com
By following these steps, you can set up a DNS server on CentOS. However, it is important to have the correct configuration and security settings for the DNS server to work properly.
What is Ubuntu? What does it do?
Ubuntu
Centos
To set up a DNS server on CentOS, you can follow the steps below:
Step 1 : First, log in to your server as root user.
Step 2 : Run the following command to install the DNS server software:
sudo yum install bind bind-utils
Step 3: After the installation is complete, edit the DNS server configuration file thailand mobile phone number `/etc/named.conf`. For example, you can open it with the vim editor with the following command:
sudo vim /etc/named.conf
Step 4: In the `/etc/named.conf` file, make the following settings in the `options` block:
listen-on port 53 { any; };
allow-query { any; };
recursion yes;
These settings allow the DNS server to listen on port 53, allow any queries, and enable recursion.
Step 5: The next step is to configure DNS zone files. These files determine which domain names and IP addresses the DNS server will manage. For example, you can create a zone file named `/var/named/example.com.zone`. In this file, you can define the DNS records for your domain name.
Step 6: You may also need to configure reverse DNS zone files. These files are used to resolve IP addresses to domain names. For example, you can create a reverse DNS zone file named `/var/named/192.168.0.zone`
Step 7: After creating the configuration files, run the following command to restart the DNS server:
sudo systemctl restart named
Step 8 : Finally, you can check if the DNS server is working properly. For this, you can use the `dig` tool. For example, you can get the IP address of the domain name `example.com` with the following command:
dig example.com
By following these steps, you can set up a DNS server on CentOS. However, it is important to have the correct configuration and security settings for the DNS server to work properly.
What is Ubuntu? What does it do?
Ubuntu