How to Setup Master Slave DNS Server on CentOS 6 and RHEL

Step 1: Install Required RPMS ( at Master and Slave Both ) ...
Step 2: Setup Master (NS1) DNS Server. ...
2.1 Configure named.conf using below configuration. ...
2.2 Create a zone file for you domain “demotecadmin.net” ...
2.3 Add more domains in dns server. ...
Step 2.4: Start named service. ...
Step 3: Setup Slave (NS2) DNS Server.

How do I setup a DNS server for a slave?
How do I set the primary and secondary DNS server in Linux?
What is master and slave DNS server?
How do I setup a primary and secondary DNS server?
What is DNS master zone?
What is master and slave in Linux?
Can I create my own DNS server?
How DNS works in Linux with diagram?
How do I setup a DNS server in Linux?
How do I find my DNS server master?
What is the primary function of a slave secondary DNS server?
What is DNS zone example?

How do I setup a DNS server for a slave?

Configure BIND as Slave DNS Server on Ubuntu 18.04

Update your system. apt update apt upgrade.
Install BIND and BIND Utilities. apt install bind9 bind9-utils.
Configure Master Zone Transfer. ...
Configure Slave DNS server. ...
Create Slave Forward and Reverse Zone Files. ...
Verify Resolution on the Client.

How do I set the primary and secondary DNS server in Linux?

We must allow the primary DNS server to transmit DNS zone data to the secondary server. Open the BIND9 configuration file. Add the following 2 parameters to the zone settings: allow-transfer and also-notify, substituting the IP address of the secondary server in them. The result will be something like this.

What is master and slave DNS server?

Domain Name Server (DNS) used for name resolving to any hosts. Master DNS servers (Primary Server) are the original zone data handlers and Slave DNS server (Secondary Server) are just a backup servers which is used to copy the same zone information's from the master servers.

How do I setup a primary and secondary DNS server?

Log on to the primary name server computer as an administrator. Click Start, point to Administrative Tools, and then click DNS. In the console tree, click Host name (where Host name is the host name of the DNS server). In the console tree, click Forward Lookup Zones.

What is DNS master zone?

The Master Zone also known as Primary Zone in the DNS server is the read or write copy of the DNS database. This means that whenever a new DNS record is added to the DNS database either automatically or manually, it is actually written in the master zone of the DNS server.

What is master and slave in Linux?

Master/slave is a model of asymmetric communication or control where one device or process (the "master") controls one or more other devices or processes (the "slaves") and serves as their communication hub.

Can I create my own DNS server?

If not for learning, you almost certainly should NOT run your own DNS servers. As mentioned above, for smaller sites, your domain registrar probably provides DNS hosting for free. For users that need more control, greater uptime, or improved performance, there are paid DNS hosting providers that do a great job.

How DNS works in Linux with diagram?

The DNS Recursive Resolver receives the user request for the domain name translation into IP address and passes the request to the Root Name Server, the DNS Recursive Resolver has a list containing all Root Name Servers addresses to find them.

How do I setup a DNS server in Linux?

How to Install and Configure DNS Server in Linux

Network Information. ...
Install Bind. ...
Configure Cache NameServer. ...
Test the Cache NameServer. ...
Configure Primary/Master Nameserver. ...
Build the Forward Resolution for Primary/Master NameServer. ...
Build the Reverse Resolution for Primary/Master NameServer. ...
Test the DNS server.

How do I find my DNS server master?

Check IP configuration

Run ipconfig /all at a command prompt, and verify the IP address, subnet mask, and default gateway.
Check whether the DNS server is authoritative for the name that is being looked up. ...
Run the following command: ...
Flush the resolver cache. ...
Repeat step 3.

What is the primary function of a slave secondary DNS server?

Secondary DNS, sometimes referred to as Slave DNS or Backup DNS, is a simple setting that allows other DNS servers (secondary ones) to transfer copies of the entire zone file from the Master DNS server (sometimes called the Primary).

What is DNS zone example?

A DNS zone is a portion of the DNS namespace that is managed by a specific organization or administrator. A DNS zone is an administrative space which allows for more granular control of DNS components, such as authoritative nameservers. The domain name space is a hierarchical tree, with the DNS root domain at the top.