Create README.md

Author: sohag1192

README.md

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+How to Setup DNS Server with BIND on Ubuntu 22.04
+
+Show ip
+==================
+ip a
+
+Set hostname
+======================
+nano /etc/hostname
+nano /etc/hosts
+
+Install Required package
+====================================
+apt install -y bind9*
+
+Change directory
+==========================
+cd /etc/bind/
+
+Setting up bind9
+=============================
+nano named.conf.options
+
+forwarders { 
+ 8.8.8.8;
+ 1.1.1.1;
+ };
+ 
+listen-on { any; };
+allow-query { any; };
+allow-query-cache { any; };
+
+Configure zone
+========================
+nano named.conf.local
+
+zone "ripon.com" IN {
+type master;
+file "/etc/bind/forward.zone";
+};
+
+zone "50.20.172.in-addr.arpa" IN {
+type master;
+file "/etc/bind/reverse.zone";
+allow-query { any; };
+};
+
+Forward zone configuration
+========================================
+cp db.local forward.zone
+nano forward.zone
+
+Reverse zone configuration
+========================================
+cp forward.zone reverse.zone
+nano reverse.zone
+
+Check zones
+=====================
+named-checkzone forward.zone /etc/bind/forward.zone
+named-checkzone reverse.zone /etc/bind/reverse.zone
+
+Set permission
+========================
+chown bind:bind /etc/bind/
+
+Restart the services
+==================================
+systemctl restart bind9
+
+Show services status
+=================================
+systemctl status bind9
+
+Start services at boot
+===================================
+systemctl enable bind9