linux下DNS服务器的搭建与配置

sudo yum install bind bind-utils -y

zone "example.com" IN {
    type master;
    file "/var/named/example.com.zone";
};

sudo mkdir -p /var/named
sudo cp /usr/share/doc/bind-9.16.18/sample/var/named/named.localhost /var/named/example.com.zone
sudo chown named:named /var/named/example.com.zone

$TTL 86400
@       IN      SOA     ns1.example.com. admin.example.com. (
                        2023040101      ; Serial
                        3600            ; Refresh
                        1800            ; Retry
                        604800          ; Expire
                        86400 )         ; Negative Cache TTL
;
@       IN      NS      ns1.example.com.
ns1     IN      A       192.168.1.1
www     IN      A       192.168.1.2

sudo systemctl start named
sudo systemctl enable named

sudo firewall-cmd --permanent --add-service=dns
sudo firewall-cmd --reload

nslookup www.example.com