How to Install Bind9 on Ubuntu-20.04

Beyond Here

---

---

  Environment
    Device : Odroid-HC2
    OS : Ubuntu-20.04
    Host Name : test
    Domain Name : test.com

---

1. Install Bind9

$ sudo apt install bind9 dnsutils -y

2. Setup Bind9

1) Setup named.conf.local

$ sudo cp /etc/bind/named.conf /etc/bind/named.conf.orig
$ sudo cp /etc/bind/named.conf.local /etc/bind/named.conf.local.orig
$ sudo nano /etc/bind/named.conf.local

Insert Connfiguration

zone "test.com" {
        type master;
        file "/etc/bind/db.test.com";
};

2) Setup named.conf.options (option)

$ sudo cp /etc/bind/named.conf.options /etc/bind/named.conf.options.orig
$ sudo nano /etc/bind/named.conf.option

3) Generate DNS Database

$ sudo nano /etc/bind/db.test.com

Insert Connfiguration

; BIND reverse data file for empty rfc1918 zone
;
; DO NOT EDIT THIS FILE - it is used for multiple zones.
; Instead, copy it, edit named.conf, and use that copy.
;
$TTL    86400
@       IN      SOA     test.com. root.test.com. (
                              1         ; Serial
                         604800         ; Refresh
                          86400         ; Retry
                        2419200         ; Expire
                          86400 )       ; Negative Cache TTL
;
@       IN      NS      ns.test.com.
@       IN      A       192.168.101.100
@       IN      AAAA    ::1
ns      IN      A       192.168.101.100
test    IN      A       192.168.101.100
net     IN      A       192.168.101.210
net1    IN      A       192.168.101.201
net2    IN      A       192.168.101.202

$ sudo systemctl restart bind9

$ nslookup net.test.com 192.168.101.210