Forward Lookup Zone Configuration on Master (/etc/bind/named.conf.local/etc/bind/named.conf.local)
Zone File for pod04.lan on Master (/etc/bind/db.pod04.lan/etc/bind/db.pod04.lan)
Zone File for Reverse Lookup on Master (/etc/bind/30.4.10.in-addr.arpa/etc/bind/30.4.10.in-addr.arpa)
sudo chown bind:bind /etc/bind/30.4.10.in-addr.arpa sudo chmod 644 /etc/bind/30.4.10.in-addr.arpa
sudo chown bind:bind /etc/bind/30.4.10.in-addr.arpa sudo chmod 644 /etc/bind/30.4.10.in-addr.arpa dig @10.4.30.4 client1.pod04.lan
dig @10.4.30.4 client1.pod04.lan dig -x 10.4.30.10
dig -x 10.4.30.10 dig -x 10.4.30.10 @10.4.30.4
dig -x 10.4.30.10 @10.4.30.4 sudo ufw status
sudo ufw status Status: active To Action From -- ------ ---- 22/tcp ALLOW Anywhere 53 ALLOW Anywhere 22/tcp (v6) ALLOW Anywhere (v6) 53 (v6) ALLOW Anywhere (v6) 
