server:
        verbosity: 1
        statistics-interval: 0
        statistics-cumulative: no
        extended-statistics: yes
        num-threads: 2
        interface: 0.0.0.0
        interface: 2001:7e8:f00:2::1
        interface-automatic: no
        outgoing-range: 768
        so-rcvbuf: 2m
        so-sndbuf: 2m
        msg-cache-size: 150m
        msg-cache-slabs: 2
        rrset-cache-size: 300m
        rrset-cache-slabs: 2
        infra-cache-slabs: 2
        access-control: 127.0.0.0/8 allow
        access-control: ::1 allow
        access-control: 178.141.128.0/18 allow
         ...
		access-control: 2001:7e9::/32 allow
        chroot: ""
        username: "unbound"
        directory: "/etc/unbound"
        log-time-ascii: yes
        pidfile: "/var/run/unbound/unbound.pid"
        hide-identity: yes
        hide-version: yes
        harden-glue: yes
        harden-dnssec-stripped: yes
        harden-referral-path: yes
        use-caps-for-id: no
        unwanted-reply-threshold: 10000000
        prefetch: yes
        prefetch-key: yes
        auto-trust-anchor-file: "/etc/unbound/root.key"
        val-clean-additional: yes
        val-permissive-mode: no
        val-log-level: 1
        key-cache-slabs: 2
remote-control:
        control-enable: yes
        server-key-file: "/etc/unbound/unbound_server.key"
        server-cert-file: "/etc/unbound/unbound_server.pem"
        control-key-file: "/etc/unbound/unbound_control.key"
        control-cert-file: "/etc/unbound/unbound_control.pem"