options

This is a summary of the named.conf options supported by 
this version of BIND 9.

options {
        avoid-v4-udp-ports { <port>; ... };
        avoid-v6-udp-ports { <port>; ... };
        blackhole { <address_match_element>; ... };
        coresize <size>;
        datasize <size>;
        deallocate-on-exit <boolean>; // obsolete
        directory <quoted_string>;
        dump-file <quoted_string>;
        fake-iquery <boolean>; // obsolete
        files <size>;
        has-old-clients <boolean>; // obsolete
        heartbeat-interval <integer>;
        host-statistics <boolean>; // not implemented
        host-statistics-max <integer>; // not implemented
        hostname ( <quoted_string> | none );
        interface-interval <integer>;
        listen-on [ port <integer> ] { <address_match_element>; ... };
        listen-on-v6 [ port <integer> ] { <address_match_element>; ... };
        match-mapped-addresses <boolean>;
        memstatistics-file <quoted_string>;
        multiple-cnames <boolean>; // obsolete
        named-xfer <quoted_string>; // obsolete
        pid-file ( <quoted_string> | none );
        port <integer>;
        querylog <boolean>;
        recursing-file <quoted_string>;
        random-device <quoted_string>;
        recursive-clients <integer>;
        serial-queries <integer>; // obsolete
        serial-query-rate <integer>;
        server-id ( <quoted_string> | none |;
        stacksize <size>;
        statistics-file <quoted_string>;
        statistics-interval <integer>; // not yet implemented
        tcp-clients <integer>;
        tcp-listen-queue <integer>;
        tkey-dhkey <quoted_string> <integer>;
        tkey-gssapi-credential <quoted_string>;
        tkey-domain <quoted_string>;
        transfers-per-ns <integer>;
        transfers-in <integer>;
        transfers-out <integer>;
        treat-cr-as-space <boolean>; // obsolete
        use-id-pool <boolean>; // obsolete
        use-ixfr <boolean>;
        version ( <quoted_string> | none );
        allow-query-cache { <address_match_element>; ... };
        allow-recursion { <address_match_element>; ... };
        allow-v6-synthesis { <address_match_element>; ... }; // obsolete
        sortlist { <address_match_element>; ... };
        topology { <address_match_element>; ... }; // not implemented
        auth-nxdomain <boolean>; // default changed
        minimal-responses <boolean>;
        recursion <boolean>;
        rrset-order { [ class <string> ] [ type <string> ] [ name
            <quoted_string> ] <string> <string>; ... };
        provide-ixfr <boolean>;
        request-ixfr <boolean>;
        fetch-glue <boolean>; // obsolete
        rfc2308-type1 <boolean>; // not yet implemented
        additional-from-auth <boolean>;
        additional-from-cache <boolean>;
        query-source <querysource4>;
        query-source-v6 <querysource6>;
        cleaning-interval <integer>;
        min-roots <integer>; // not implemented
        lame-ttl <integer>;
        max-ncache-ttl <integer>;
        max-cache-ttl <integer>;
        transfer-format ( many-answers | one-answer );
        max-cache-size <size_no_default>;
        check-names ( master | slave | response ) ( fail | warn | ignore );
        cache-file <quoted_string>;
        suppress-initial-notify <boolean>; // not yet implemented
        preferred-glue <string>;
        dual-stack-servers [ port <integer> ] { ( <quoted_string> [port
            <integer>] | <ipv4_address> [port <integer>] | <ipv6_address> [port <integer>] ); ... };
        edns-udp-size <integer>;
        root-delegation-only [ exclude { <quoted_string>; ... } ];
        disable-algorithms <string> { <string>; ... };
        dnssec-enable <boolean>;
        dnssec-lookaside <string> trust-anchor <string>;
        dnssec-must-be-secure <string> <boolean>;
        ixfr-from-differences <ixfrdiff>;
        use-additional-cache <boolean>;
        acache-cleaning-interval <integer>;
        max-acache-size <size_no_default>;
        allow-query { <address_match_element>; ... };
        allow-transfer { <address_match_element>; ... };
        allow-update { <address_match_element>; ... };
        allow-update-forwarding { <address_match_element>; ... };
        allow-notify { <address_match_element>; ... };
        notify <notifytype>;
        notify-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ];
        notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ];
        also-notify [ port <integer> ] { ( <ipv4_address> | <ipv6_address>
            ) [ port <integer> ]; ... };
        dialup <dialuptype>;
        forward ( first | only );
        forwarders [ port <integer> ] { ( <ipv4_address> | <ipv6_address> )
            [ port <integer> ]; ... };
        maintain-ixfr-base <boolean>; // obsolete
        max-ixfr-log-size <size>; // obsolete
        max-journal-size <size_no_default>;
        max-transfer-time-in <integer>;
        max-transfer-time-out <integer>;
        max-transfer-idle-in <integer>;
        max-transfer-idle-out <integer>;
        max-retry-time <integer>;
        min-retry-time <integer>;
        max-refresh-time <integer>;
        min-refresh-time <integer>;
        multi-master <boolean>;
        sig-validity-interval <integer>;
        transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ];
        transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ];
        alt-transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * )
            ];
        alt-transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> |
            * ) ];
        use-alt-transfer-source <boolean>;
        zone-statistics <boolean>;
        key-directory <quoted_string>;
};

controls {
        inet ( <ipv4_address> | <ipv6_address> | * ) [ port ( <integer> | *
            ) ] allow { <address_match_element>; ... } [ keys { <string>; ... } ];
        unix <unsupported>; // not implemented
};

acl <string> { <address_match_element>; ... };

masters <string> [ port <integer> ] { ( <masters> | <ipv4_address> [port
    <integer>] | <ipv6_address> [port <integer>] ) [ key <string> ]; ... };

logging {
        channel <string> {
                file <log_file>;
                syslog <optional_facility>;
                null;
                stderr;
                severity <log_severity>;
                print-time <boolean>;
                print-severity <boolean>;
                print-category <boolean>;
        };
        category <string> { <string>; ... };
};

view <string> <optional_class> {
        match-clients { <address_match_element>; ... };
        match-destinations { <address_match_element>; ... };
        match-recursive-only <boolean>;
        key <string> {
                algorithm <string>;
                secret <string>;
        };
        zone <string> <optional_class> {
                type ( master | slave | stub | hint | forward |
                    delegation-only );
                file <quoted_string>;
                journal <quoted_string>;
                ixfr-base <quoted_string>; // obsolete
                ixfr-tmp-file <quoted_string>; // obsolete
                masters [ port <integer> ] { ( <masters> | <ipv4_address>
                    [port <integer>] | <ipv6_address> [port <integer>] ) [ key <string> ]; ... };
                pubkey <integer> <integer> <integer> <quoted_string>; //
                    obsolete
                update-policy { ( grant | deny ) <string> ( name |
                    subdomain | wildcard | self ) <string> <rrtypelist>; ... };
                database <string>;
                delegation-only <boolean>;
                check-names ( fail | warn | ignore );
                ixfr-from-differences <boolean>;
                allow-query { <address_match_element>; ... };
                allow-transfer { <address_match_element>; ... };
                allow-update { <address_match_element>; ... };
                allow-update-forwarding { <address_match_element>; ... };
                allow-notify { <address_match_element>; ... };
                notify <notifytype>;
                notify-source ( <ipv4_address> | * ) [ port ( <integer> | *
                    ) ];
                notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer>
                    | * ) ];
                also-notify [ port <integer> ] { ( <ipv4_address> |
                    <ipv6_address> ) [ port <integer> ]; ... };
                dialup <dialuptype>;
                forward ( first | only );
                forwarders [ port <integer> ] { ( <ipv4_address> |
                    <ipv6_address> ) [ port <integer> ]; ... };
                maintain-ixfr-base <boolean>; // obsolete
                max-ixfr-log-size <size>; // obsolete
                max-journal-size <size_no_default>;
                max-transfer-time-in <integer>;
                max-transfer-time-out <integer>;
                max-transfer-idle-in <integer>;
                max-transfer-idle-out <integer>;
                max-retry-time <integer>;
                min-retry-time <integer>;
                max-refresh-time <integer>;
                min-refresh-time <integer>;
                multi-master <boolean>;
                sig-validity-interval <integer>;
                transfer-source ( <ipv4_address> | * ) [ port ( <integer> |
                    * ) ];
                transfer-source-v6 ( <ipv6_address> | * ) [ port (
                    <integer> | * ) ];
                alt-transfer-source ( <ipv4_address> | * ) [ port (
                    <integer> | * ) ];
                alt-transfer-source-v6 ( <ipv6_address> | * ) [ port (
                    <integer> | * ) ];
                use-alt-transfer-source <boolean>;
                zone-statistics <boolean>;
                key-directory <quoted_string>;
        };
        server ( <ipv4_address> | <ipv6_address> ) {
                bogus <boolean>;
                provide-ixfr <boolean>;
                request-ixfr <boolean>;
                support-ixfr <boolean>; // obsolete
                transfers <integer>;
                transfer-format ( many-answers | one-answer );
                keys <server_key>;
                edns <boolean>;
                transfer-source ( <ipv4_address> | * ) [ port ( <integer> |
                    * ) ];
                transfer-source-v6 ( <ipv6_address> | * ) [ port (
                    <integer> | * ) ];
        };
        trusted-keys { <string> <integer> <integer> <integer>
            <quoted_string>; ... };
        allow-query-cache { <address_match_element>; ... };
        allow-recursion { <address_match_element>; ... };
        allow-v6-synthesis { <address_match_element>; ... }; // obsolete
        sortlist { <address_match_element>; ... };
        topology { <address_match_element>; ... }; // not implemented
        auth-nxdomain <boolean>; // default changed
        minimal-responses <boolean>;
        recursion <boolean>;
        rrset-order { [ class <string> ] [ type <string> ] [ name
            <quoted_string> ] <string> <string>; ... };
        provide-ixfr <boolean>;
        request-ixfr <boolean>;
        fetch-glue <boolean>; // obsolete
        rfc2308-type1 <boolean>; // not yet implemented
        additional-from-auth <boolean>;
        additional-from-cache <boolean>;
        query-source <querysource4>;
        query-source-v6 <querysource6>;
        cleaning-interval <integer>;
        min-roots <integer>; // not implemented
        lame-ttl <integer>;
        max-ncache-ttl <integer>;
        max-cache-ttl <integer>;
        transfer-format ( many-answers | one-answer );
        max-cache-size <size_no_default>;
        check-names ( master | slave | response ) ( fail | warn | ignore );
        cache-file <quoted_string>;
        suppress-initial-notify <boolean>; // not yet implemented
        preferred-glue <string>;
        dual-stack-servers [ port <integer> ] { ( <quoted_string> [port
            <integer>] | <ipv4_address> [port <integer>] | <ipv6_address> [port <integer>] ); ... };
        edns-udp-size <integer>;
        root-delegation-only [ exclude { <quoted_string>; ... } ];
        disable-algorithms <string> { <string>; ... };
        dnssec-enable <boolean>;
        dnssec-lookaside <string> trust-anchor <string>;
        dnssec-must-be-secure <string> <boolean>;
        ixfr-from-differences <ixfrdiff>;
        use-additional-cache <boolean>;
        acache-cleaning-interval <integer>;
        max-acache-size <size_no_default>;
        allow-query { <address_match_element>; ... };
        allow-transfer { <address_match_element>; ... };
        allow-update { <address_match_element>; ... };
        allow-update-forwarding { <address_match_element>; ... };
        allow-notify { <address_match_element>; ... };
        notify <notifytype>;
        notify-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ];
        notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ];
        also-notify [ port <integer> ] { ( <ipv4_address> | <ipv6_address>
            ) [ port <integer> ]; ... };
        dialup <dialuptype>;
        forward ( first | only );
        forwarders [ port <integer> ] { ( <ipv4_address> | <ipv6_address> )
            [ port <integer> ]; ... };
        maintain-ixfr-base <boolean>; // obsolete
        max-ixfr-log-size <size>; // obsolete
        max-journal-size <size_no_default>;
        max-transfer-time-in <integer>;
        max-transfer-time-out <integer>;
        max-transfer-idle-in <integer>;
        max-transfer-idle-out <integer>;
        max-retry-time <integer>;
        min-retry-time <integer>;
        max-refresh-time <integer>;
        min-refresh-time <integer>;
        multi-master <boolean>;
        sig-validity-interval <integer>;
        transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ];
        transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ];
        alt-transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * )
            ];
        alt-transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> |
            * ) ];
        use-alt-transfer-source <boolean>;
        zone-statistics <boolean>;
        key-directory <quoted_string>;
};

lwres {
        listen-on [ port <integer> ] { ( <ipv4_address> | <ipv6_address> )
            [ port <integer> ]; ... };
        view <string> <optional_class>;
        search { <string>; ... };
        ndots <integer>;
};

key <string> {
        algorithm <string>;
        secret <string>;
};

zone <string> <optional_class> {
        type ( master | slave | stub | hint | forward | delegation-only );
        file <quoted_string>;
        journal <quoted_string>;
        ixfr-base <quoted_string>; // obsolete
        ixfr-tmp-file <quoted_string>; // obsolete
        masters [ port <integer> ] { ( <masters> | <ipv4_address> [port
            <integer>] | <ipv6_address> [port <integer>] ) [ key <string> ]; ... };
        pubkey <integer> <integer> <integer> <quoted_string>; // obsolete
        update-policy { ( grant | deny ) <string> ( name | subdomain |
            wildcard | self ) <string> <rrtypelist>; ... };
        database <string>;
        delegation-only <boolean>;
        check-names ( fail | warn | ignore );
        ixfr-from-differences <boolean>;
        allow-query { <address_match_element>; ... };
        allow-transfer { <address_match_element>; ... };
        allow-update { <address_match_element>; ... };
        allow-update-forwarding { <address_match_element>; ... };
        allow-notify { <address_match_element>; ... };
        notify <notifytype>;
        notify-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ];
        notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ];
        also-notify [ port <integer> ] { ( <ipv4_address> | <ipv6_address>
            ) [ port <integer> ]; ... };
        dialup <dialuptype>;
        forward ( first | only );
        forwarders [ port <integer> ] { ( <ipv4_address> | <ipv6_address> )
            [ port <integer> ]; ... };
        maintain-ixfr-base <boolean>; // obsolete
        max-ixfr-log-size <size>; // obsolete
        max-journal-size <size_no_default>;
        max-transfer-time-in <integer>;
        max-transfer-time-out <integer>;
        max-transfer-idle-in <integer>;
        max-transfer-idle-out <integer>;
        max-retry-time <integer>;
        min-retry-time <integer>;
        max-refresh-time <integer>;
        min-refresh-time <integer>;
        multi-master <boolean>;
        sig-validity-interval <integer>;
        transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ];
        transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ];
        alt-transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * )
            ];
        alt-transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> |
            * ) ];
        use-alt-transfer-source <boolean>;
        zone-statistics <boolean>;
        key-directory <quoted_string>;
};

server ( <ipv4_address> | <ipv6_address> ) {
        bogus <boolean>;
        provide-ixfr <boolean>;
        request-ixfr <boolean>;
        support-ixfr <boolean>; // obsolete
        transfers <integer>;
        transfer-format ( many-answers | one-answer );
        keys <server_key>;
        edns <boolean>;
        transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ];
        transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ];
};

trusted-keys { <string> <integer> <integer> <integer> <quoted_string>; ... };