contrib/bind9/doc/misc/options

   1
   2 This is a summary of the named.conf options supported by
   3 this version of BIND 9.
   4
   5 acl <string> { <address_match_element>; ... };
   6
   7 controls {
   8         inet ( <ipv4_address> | <ipv6_address> | * ) [ port ( <integer> | *
   9             ) ] allow { <address_match_element>; ... } [ keys { <string>;
  10             ... } ];
  11         unix <quoted_string> perm <integer> owner <integer> group <integer>
  12             [ keys { <string>; ... } ];
  13 };
  14
  15 dlz <string> {
  16         database <string>;
  17 };
  18
  19 key <string> {
  20         algorithm <string>;
  21         secret <string>;
  22 };
  23
  24 logging {
  25         category <string> { <string>; ... };
  26         channel <string> {
  27                 file <quoted_string> [ versions ( "unlimited" | <integer> )
  28                     ] [ size <size> ];
  29                 null;
  30                 print-category <boolean>;
  31                 print-severity <boolean>;
  32                 print-time <boolean>;
  33                 severity <log_severity>;
  34                 stderr;
  35                 syslog <optional_facility>;
  36         };
  37 };
  38
  39 lwres {
  40         listen-on [ port <integer> ] { ( <ipv4_address> | <ipv6_address> )
  41             [ port <integer> ]; ... };
  42         ndots <integer>;
  43         search { <string>; ... };
  44         view <string> <optional_class>;
  45 };
  46
  47 managed-keys { <string> <string> <integer> <integer> <integer>
  48     <quoted_string>; ... };
  49
  50 masters <string> [ port <integer> ] { ( <masters> | <ipv4_address> [ port
  51     <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ]; ... };
  52
  53 options {
  54         acache-cleaning-interval <integer>;
  55         acache-enable <boolean>;
  56         additional-from-auth <boolean>;
  57         additional-from-cache <boolean>;
  58         allow-new-zones <boolean>;
  59         allow-notify { <address_match_element>; ... };
  60         allow-query { <address_match_element>; ... };
  61         allow-query-cache { <address_match_element>; ... };
  62         allow-query-cache-on { <address_match_element>; ... };
  63         allow-query-on { <address_match_element>; ... };
  64         allow-recursion { <address_match_element>; ... };
  65         allow-recursion-on { <address_match_element>; ... };
  66         allow-transfer { <address_match_element>; ... };
  67         allow-update { <address_match_element>; ... };
  68         allow-update-forwarding { <address_match_element>; ... };
  69         allow-v6-synthesis { <address_match_element>; ... }; // obsolete
  70         also-notify [ port <integer> ] { ( <masters> | <ipv4_address> [
  71             port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key
  72             <string> ]; ... };
  73         alt-transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ];
  74         alt-transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> |
  75             * ) ];
  76         attach-cache <string>;
  77         auth-nxdomain <boolean>; // default changed
  78         auto-dnssec ( allow | maintain | off );
  79         avoid-v4-udp-ports { <portrange>; ... };
  80         avoid-v6-udp-ports { <portrange>; ... };
  81         bindkeys-file <quoted_string>;
  82         blackhole { <address_match_element>; ... };
  83         cache-file <quoted_string>;
  84         check-dup-records ( fail | warn | ignore );
  85         check-integrity <boolean>;
  86         check-mx ( fail | warn | ignore );
  87         check-mx-cname ( fail | warn | ignore );
  88         check-names ( master | slave | response ) ( fail | warn | ignore );
  89         check-sibling <boolean>;
  90         check-spf ( warn | ignore );
  91         check-srv-cname ( fail | warn | ignore );
  92         check-wildcard <boolean>;
  93         cleaning-interval <integer>;
  94         clients-per-query <integer>;
  95         coresize <size>;
  96         datasize <size>;
  97         deallocate-on-exit <boolean>; // obsolete
  98         deny-answer-addresses { <address_match_element>; ... } [
  99             except-from { <quoted_string>; ... } ];
 100         deny-answer-aliases { <quoted_string>; ... } [ except-from {
 101             <quoted_string>; ... } ];
 102         dialup <dialuptype>;
 103         directory <quoted_string>;
 104         disable-algorithms <string> { <string>; ... };
 105         disable-empty-zone <string>;
 106         dns64 <netprefix> {
 107                 break-dnssec <boolean>;
 108                 clients { <address_match_element>; ... };
 109                 exclude { <address_match_element>; ... };
 110                 mapped { <address_match_element>; ... };
 111                 recursive-only <boolean>;
 112                 suffix <ipv6_address>;
 113         };
 114         dns64-contact <string>;
 115         dns64-server <string>;
 116         dnssec-accept-expired <boolean>;
 117         dnssec-dnskey-kskonly <boolean>;
 118         dnssec-enable <boolean>;
 119         dnssec-loadkeys-interval <integer>;
 120         dnssec-lookaside ( <string> trust-anchor <string> | auto | no );
 121         dnssec-must-be-secure <string> <boolean>;
 122         dnssec-secure-to-insecure <boolean>;
 123         dnssec-update-mode ( maintain | no-resign );
 124         dnssec-validation ( yes | no | auto );
 125         dual-stack-servers [ port <integer> ] { ( <quoted_string> [ port
 126             <integer> ] | <ipv4_address> [ port <integer> ] |
 127             <ipv6_address> [ port <integer> ] ); ... };
 128         dump-file <quoted_string>;
 129         edns-udp-size <integer>;
 130         empty-contact <string>;
 131         empty-server <string>;
 132         empty-zones-enable <boolean>;
 133         fake-iquery <boolean>; // obsolete
 134         fetch-glue <boolean>; // obsolete
 135         files <size>;
 136         filter-aaaa { <address_match_element>; ... }; // not configured
 137         filter-aaaa-on-v4 <v4_aaaa>; // not configured
 138         flush-zones-on-shutdown <boolean>;
 139         forward ( first | only );
 140         forwarders [ port <integer> ] { ( <ipv4_address> | <ipv6_address> )
 141             [ port <integer> ]; ... };
 142         has-old-clients <boolean>; // obsolete
 143         heartbeat-interval <integer>;
 144         host-statistics <boolean>; // not implemented
 145         host-statistics-max <integer>; // not implemented
 146         hostname ( <quoted_string> | none );
 147         inline-signing <boolean>;
 148         interface-interval <integer>;
 149         ixfr-from-differences <ixfrdiff>;
 150         key-directory <quoted_string>;
 151         lame-ttl <integer>;
 152         listen-on [ port <integer> ] { <address_match_element>; ... };
 153         listen-on-v6 [ port <integer> ] { <address_match_element>; ... };
 154         maintain-ixfr-base <boolean>; // obsolete
 155         managed-keys-directory <quoted_string>;
 156         masterfile-format ( text | raw );
 157         match-mapped-addresses <boolean>;
 158         max-acache-size <size_no_default>;
 159         max-cache-size <size_no_default>;
 160         max-cache-ttl <integer>;
 161         max-clients-per-query <integer>;
 162         max-ixfr-log-size <size>; // obsolete
 163         max-journal-size <size_no_default>;
 164         max-ncache-ttl <integer>;
 165         max-refresh-time <integer>;
 166         max-retry-time <integer>;
 167         max-rsa-exponent-size <integer>;
 168         max-transfer-idle-in <integer>;
 169         max-transfer-idle-out <integer>;
 170         max-transfer-time-in <integer>;
 171         max-transfer-time-out <integer>;
 172         max-udp-size <integer>;
 173         memstatistics <boolean>;
 174         memstatistics-file <quoted_string>;
 175         min-refresh-time <integer>;
 176         min-retry-time <integer>;
 177         min-roots <integer>; // not implemented
 178         minimal-responses <boolean>;
 179         multi-master <boolean>;
 180         multiple-cnames <boolean>; // obsolete
 181         named-xfer <quoted_string>; // obsolete
 182         notify <notifytype>;
 183         notify-delay <integer>;
 184         notify-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ];
 185         notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ];
 186         notify-to-soa <boolean>;
 187         nsec3-test-zone <boolean>; // test only
 188         pid-file ( <quoted_string> | none );
 189         port <integer>;
 190         preferred-glue <string>;
 191         provide-ixfr <boolean>;
 192         query-source <querysource4>;
 193         query-source-v6 <querysource6>;
 194         querylog <boolean>;
 195         queryport-pool-ports <integer>; // obsolete
 196         queryport-pool-updateinterval <integer>; // obsolete
 197         random-device <quoted_string>;
 198         recursing-file <quoted_string>;
 199         recursion <boolean>;
 200         recursive-clients <integer>;
 201         request-ixfr <boolean>;
 202         request-nsid <boolean>;
 203         reserved-sockets <integer>;
 204         resolver-query-timeout <integer>;
 205         response-policy { zone <quoted_string> [ policy ( given | disabled
 206             | passthru | no-op | nxdomain | nodata | cname <quoted_string>
 207             ) ] [ recursive-only <boolean> ] [ max-policy-ttl <integer> ];
 208             ... } [ recursive-only <boolean> ] [ break-dnssec <boolean> ] [
 209             max-policy-ttl <integer> ] [ min-ns-dots <integer> ];
 210         rfc2308-type1 <boolean>; // not yet implemented
 211         root-delegation-only [ exclude { <quoted_string>; ... } ];
 212         rrset-order { [ class <string> ] [ type <string> ] [ name
 213             <quoted_string> ] <string> <string>; ... };
 214         secroots-file <quoted_string>;
 215         serial-queries <integer>; // obsolete
 216         serial-query-rate <integer>;
 217         serial-update-method ( increment | unixtime );
 218         server-id ( <quoted_string> | none | hostname );
 219         session-keyalg <string>;
 220         session-keyfile ( <quoted_string> | none );
 221         session-keyname <string>;
 222         sig-signing-nodes <integer>;
 223         sig-signing-signatures <integer>;
 224         sig-signing-type <integer>;
 225         sig-validity-interval <integer> [ <integer> ];
 226         sortlist { <address_match_element>; ... };
 227         stacksize <size>;
 228         statistics-file <quoted_string>;
 229         statistics-interval <integer>; // not yet implemented
 230         suppress-initial-notify <boolean>; // not yet implemented
 231         tcp-clients <integer>;
 232         tcp-listen-queue <integer>;
 233         tkey-dhkey <quoted_string> <integer>;
 234         tkey-domain <quoted_string>;
 235         tkey-gssapi-credential <quoted_string>;
 236         tkey-gssapi-keytab <quoted_string>;
 237         topology { <address_match_element>; ... }; // not implemented
 238         transfer-format ( many-answers | one-answer );
 239         transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ];
 240         transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ];
 241         transfers-in <integer>;
 242         transfers-out <integer>;
 243         transfers-per-ns <integer>;
 244         treat-cr-as-space <boolean>; // obsolete
 245         try-tcp-refresh <boolean>;
 246         update-check-ksk <boolean>;
 247         use-alt-transfer-source <boolean>;
 248         use-id-pool <boolean>; // obsolete
 249         use-ixfr <boolean>;
 250         use-queryport-pool <boolean>; // obsolete
 251         use-v4-udp-ports { <portrange>; ... };
 252         use-v6-udp-ports { <portrange>; ... };
 253         version ( <quoted_string> | none );
 254         zero-no-soa-ttl <boolean>;
 255         zero-no-soa-ttl-cache <boolean>;
 256         zone-statistics <zonestat>;
 257 };
 258
 259 server <netprefix> {
 260         bogus <boolean>;
 261         edns <boolean>;
 262         edns-udp-size <integer>;
 263         keys <server_key>;
 264         max-udp-size <integer>;
 265         notify-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ];
 266         notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ];
 267         provide-ixfr <boolean>;
 268         query-source <querysource4>;
 269         query-source-v6 <querysource6>;
 270         request-ixfr <boolean>;
 271         support-ixfr <boolean>; // obsolete
 272         transfer-format ( many-answers | one-answer );
 273         transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ];
 274         transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ];
 275         transfers <integer>;
 276 };
 277
 278 statistics-channels {
 279         inet ( <ipv4_address> | <ipv6_address> | * ) [ port ( <integer> | *
 280             ) ] [ allow { <address_match_element>; ... } ];
 281 };
 282
 283 trusted-keys { <string> <integer> <integer> <integer> <quoted_string>; ... };
 284
 285 view <string> <optional_class> {
 286         acache-cleaning-interval <integer>;
 287         acache-enable <boolean>;
 288         additional-from-auth <boolean>;
 289         additional-from-cache <boolean>;
 290         allow-new-zones <boolean>;
 291         allow-notify { <address_match_element>; ... };
 292         allow-query { <address_match_element>; ... };
 293         allow-query-cache { <address_match_element>; ... };
 294         allow-query-cache-on { <address_match_element>; ... };
 295         allow-query-on { <address_match_element>; ... };
 296         allow-recursion { <address_match_element>; ... };
 297         allow-recursion-on { <address_match_element>; ... };
 298         allow-transfer { <address_match_element>; ... };
 299         allow-update { <address_match_element>; ... };
 300         allow-update-forwarding { <address_match_element>; ... };
 301         allow-v6-synthesis { <address_match_element>; ... }; // obsolete
 302         also-notify [ port <integer> ] { ( <masters> | <ipv4_address> [
 303             port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key
 304             <string> ]; ... };
 305         alt-transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ];
 306         alt-transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> |
 307             * ) ];
 308         attach-cache <string>;
 309         auth-nxdomain <boolean>; // default changed
 310         auto-dnssec ( allow | maintain | off );
 311         cache-file <quoted_string>;
 312         check-dup-records ( fail | warn | ignore );
 313         check-integrity <boolean>;
 314         check-mx ( fail | warn | ignore );
 315         check-mx-cname ( fail | warn | ignore );
 316         check-names ( master | slave | response ) ( fail | warn | ignore );
 317         check-sibling <boolean>;
 318         check-spf ( warn | ignore );
 319         check-srv-cname ( fail | warn | ignore );
 320         check-wildcard <boolean>;
 321         cleaning-interval <integer>;
 322         clients-per-query <integer>;
 323         database <string>;
 324         deny-answer-addresses { <address_match_element>; ... } [
 325             except-from { <quoted_string>; ... } ];
 326         deny-answer-aliases { <quoted_string>; ... } [ except-from {
 327             <quoted_string>; ... } ];
 328         dialup <dialuptype>;
 329         disable-algorithms <string> { <string>; ... };
 330         disable-empty-zone <string>;
 331         dlz <string> {
 332                 database <string>;
 333         };
 334         dns64 <netprefix> {
 335                 break-dnssec <boolean>;
 336                 clients { <address_match_element>; ... };
 337                 exclude { <address_match_element>; ... };
 338                 mapped { <address_match_element>; ... };
 339                 recursive-only <boolean>;
 340                 suffix <ipv6_address>;
 341         };
 342         dns64-contact <string>;
 343         dns64-server <string>;
 344         dnssec-accept-expired <boolean>;
 345         dnssec-dnskey-kskonly <boolean>;
 346         dnssec-enable <boolean>;
 347         dnssec-loadkeys-interval <integer>;
 348         dnssec-lookaside ( <string> trust-anchor <string> | auto | no );
 349         dnssec-must-be-secure <string> <boolean>;
 350         dnssec-secure-to-insecure <boolean>;
 351         dnssec-update-mode ( maintain | no-resign );
 352         dnssec-validation ( yes | no | auto );
 353         dual-stack-servers [ port <integer> ] { ( <quoted_string> [ port
 354             <integer> ] | <ipv4_address> [ port <integer> ] |
 355             <ipv6_address> [ port <integer> ] ); ... };
 356         edns-udp-size <integer>;
 357         empty-contact <string>;
 358         empty-server <string>;
 359         empty-zones-enable <boolean>;
 360         fetch-glue <boolean>; // obsolete
 361         filter-aaaa { <address_match_element>; ... }; // not configured
 362         filter-aaaa-on-v4 <v4_aaaa>; // not configured
 363         forward ( first | only );
 364         forwarders [ port <integer> ] { ( <ipv4_address> | <ipv6_address> )
 365             [ port <integer> ]; ... };
 366         inline-signing <boolean>;
 367         ixfr-from-differences <ixfrdiff>;
 368         key <string> {
 369                 algorithm <string>;
 370                 secret <string>;
 371         };
 372         key-directory <quoted_string>;
 373         lame-ttl <integer>;
 374         maintain-ixfr-base <boolean>; // obsolete
 375         managed-keys { <string> <string> <integer> <integer> <integer>
 376             <quoted_string>; ... };
 377         masterfile-format ( text | raw );
 378         match-clients { <address_match_element>; ... };
 379         match-destinations { <address_match_element>; ... };
 380         match-recursive-only <boolean>;
 381         max-acache-size <size_no_default>;
 382         max-cache-size <size_no_default>;
 383         max-cache-ttl <integer>;
 384         max-clients-per-query <integer>;
 385         max-ixfr-log-size <size>; // obsolete
 386         max-journal-size <size_no_default>;
 387         max-ncache-ttl <integer>;
 388         max-refresh-time <integer>;
 389         max-retry-time <integer>;
 390         max-transfer-idle-in <integer>;
 391         max-transfer-idle-out <integer>;
 392         max-transfer-time-in <integer>;
 393         max-transfer-time-out <integer>;
 394         max-udp-size <integer>;
 395         min-refresh-time <integer>;
 396         min-retry-time <integer>;
 397         min-roots <integer>; // not implemented
 398         minimal-responses <boolean>;
 399         multi-master <boolean>;
 400         notify <notifytype>;
 401         notify-delay <integer>;
 402         notify-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ];
 403         notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ];
 404         notify-to-soa <boolean>;
 405         nsec3-test-zone <boolean>; // test only
 406         preferred-glue <string>;
 407         provide-ixfr <boolean>;
 408         query-source <querysource4>;
 409         query-source-v6 <querysource6>;
 410         queryport-pool-ports <integer>; // obsolete
 411         queryport-pool-updateinterval <integer>; // obsolete
 412         recursion <boolean>;
 413         request-ixfr <boolean>;
 414         request-nsid <boolean>;
 415         resolver-query-timeout <integer>;
 416         response-policy { zone <quoted_string> [ policy ( given | disabled
 417             | passthru | no-op | nxdomain | nodata | cname <quoted_string>
 418             ) ] [ recursive-only <boolean> ] [ max-policy-ttl <integer> ];
 419             ... } [ recursive-only <boolean> ] [ break-dnssec <boolean> ] [
 420             max-policy-ttl <integer> ] [ min-ns-dots <integer> ];
 421         rfc2308-type1 <boolean>; // not yet implemented
 422         root-delegation-only [ exclude { <quoted_string>; ... } ];
 423         rrset-order { [ class <string> ] [ type <string> ] [ name
 424             <quoted_string> ] <string> <string>; ... };
 425         serial-update-method ( increment | unixtime );
 426         server <netprefix> {
 427                 bogus <boolean>;
 428                 edns <boolean>;
 429                 edns-udp-size <integer>;
 430                 keys <server_key>;
 431                 max-udp-size <integer>;
 432                 notify-source ( <ipv4_address> | * ) [ port ( <integer> | *
 433                     ) ];
 434                 notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer>
 435                     | * ) ];
 436                 provide-ixfr <boolean>;
 437                 query-source <querysource4>;
 438                 query-source-v6 <querysource6>;
 439                 request-ixfr <boolean>;
 440                 support-ixfr <boolean>; // obsolete
 441                 transfer-format ( many-answers | one-answer );
 442                 transfer-source ( <ipv4_address> | * ) [ port ( <integer> |
 443                     * ) ];
 444                 transfer-source-v6 ( <ipv6_address> | * ) [ port (
 445                     <integer> | * ) ];
 446                 transfers <integer>;
 447         };
 448         sig-signing-nodes <integer>;
 449         sig-signing-signatures <integer>;
 450         sig-signing-type <integer>;
 451         sig-validity-interval <integer> [ <integer> ];
 452         sortlist { <address_match_element>; ... };
 453         suppress-initial-notify <boolean>; // not yet implemented
 454         topology { <address_match_element>; ... }; // not implemented
 455         transfer-format ( many-answers | one-answer );
 456         transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ];
 457         transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ];
 458         trusted-keys { <string> <integer> <integer> <integer>
 459             <quoted_string>; ... };
 460         try-tcp-refresh <boolean>;
 461         update-check-ksk <boolean>;
 462         use-alt-transfer-source <boolean>;
 463         use-queryport-pool <boolean>; // obsolete
 464         zero-no-soa-ttl <boolean>;
 465         zero-no-soa-ttl-cache <boolean>;
 466         zone <string> <optional_class> {
 467                 allow-notify { <address_match_element>; ... };
 468                 allow-query { <address_match_element>; ... };
 469                 allow-query-on { <address_match_element>; ... };
 470                 allow-transfer { <address_match_element>; ... };
 471                 allow-update { <address_match_element>; ... };
 472                 allow-update-forwarding { <address_match_element>; ... };
 473                 also-notify [ port <integer> ] { ( <masters> |
 474                     <ipv4_address> [ port <integer> ] | <ipv6_address> [
 475                     port <integer> ] ) [ key <string> ]; ... };
 476                 alt-transfer-source ( <ipv4_address> | * ) [ port (
 477                     <integer> | * ) ];
 478                 alt-transfer-source-v6 ( <ipv6_address> | * ) [ port (
 479                     <integer> | * ) ];
 480                 auto-dnssec ( allow | maintain | off );
 481                 check-dup-records ( fail | warn | ignore );
 482                 check-integrity <boolean>;
 483                 check-mx ( fail | warn | ignore );
 484                 check-mx-cname ( fail | warn | ignore );
 485                 check-names ( fail | warn | ignore );
 486                 check-sibling <boolean>;
 487                 check-spf ( warn | ignore );
 488                 check-srv-cname ( fail | warn | ignore );
 489                 check-wildcard <boolean>;
 490                 database <string>;
 491                 delegation-only <boolean>;
 492                 dialup <dialuptype>;
 493                 dnssec-dnskey-kskonly <boolean>;
 494                 dnssec-loadkeys-interval <integer>;
 495                 dnssec-secure-to-insecure <boolean>;
 496                 dnssec-update-mode ( maintain | no-resign );
 497                 file <quoted_string>;
 498                 forward ( first | only );
 499                 forwarders [ port <integer> ] { ( <ipv4_address> |
 500                     <ipv6_address> ) [ port <integer> ]; ... };
 501                 inline-signing <boolean>;
 502                 ixfr-base <quoted_string>; // obsolete
 503                 ixfr-from-differences <boolean>;
 504                 ixfr-tmp-file <quoted_string>; // obsolete
 505                 journal <quoted_string>;
 506                 key-directory <quoted_string>;
 507                 maintain-ixfr-base <boolean>; // obsolete
 508                 masterfile-format ( text | raw );
 509                 masters [ port <integer> ] { ( <masters> | <ipv4_address> [
 510                     port <integer> ] | <ipv6_address> [ port <integer> ] )
 511                     [ key <string> ]; ... };
 512                 max-ixfr-log-size <size>; // obsolete
 513                 max-journal-size <size_no_default>;
 514                 max-refresh-time <integer>;
 515                 max-retry-time <integer>;
 516                 max-transfer-idle-in <integer>;
 517                 max-transfer-idle-out <integer>;
 518                 max-transfer-time-in <integer>;
 519                 max-transfer-time-out <integer>;
 520                 min-refresh-time <integer>;
 521                 min-retry-time <integer>;
 522                 multi-master <boolean>;
 523                 notify <notifytype>;
 524                 notify-delay <integer>;
 525                 notify-source ( <ipv4_address> | * ) [ port ( <integer> | *
 526                     ) ];
 527                 notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer>
 528                     | * ) ];
 529                 notify-to-soa <boolean>;
 530                 nsec3-test-zone <boolean>; // test only
 531                 pubkey <integer> <integer> <integer>
 532                     <quoted_string>; // obsolete
 533                 request-ixfr <boolean>;
 534                 serial-update-method ( increment | unixtime );
 535                 server-addresses { ( <ipv4_address> | <ipv6_address> ) [
 536                     port <integer> ]; ... };
 537                 server-names { <quoted_string>; ... };
 538                 sig-signing-nodes <integer>;
 539                 sig-signing-signatures <integer>;
 540                 sig-signing-type <integer>;
 541                 sig-validity-interval <integer> [ <integer> ];
 542                 transfer-source ( <ipv4_address> | * ) [ port ( <integer> |
 543                     * ) ];
 544                 transfer-source-v6 ( <ipv6_address> | * ) [ port (
 545                     <integer> | * ) ];
 546                 try-tcp-refresh <boolean>;
 547                 type ( master | slave | stub | static-stub | hint | forward
 548                     | delegation-only | redirect );
 549                 update-check-ksk <boolean>;
 550                 update-policy ( local | { ( grant | deny ) <string> ( name
 551                     | subdomain | wildcard | self | selfsub | selfwild |
 552                     krb5-self | ms-self | krb5-subdomain | ms-subdomain |
 553                     tcp-self | 6to4-self | zonesub | external ) [ <string>
 554                     ] <rrtypelist>; ... };
 555                 use-alt-transfer-source <boolean>;
 556                 zero-no-soa-ttl <boolean>;
 557                 zone-statistics <zonestat>;
 558         };
 559         zone-statistics <zonestat>;
 560 };
 561
 562 zone <string> <optional_class> {
 563         allow-notify { <address_match_element>; ... };
 564         allow-query { <address_match_element>; ... };
 565         allow-query-on { <address_match_element>; ... };
 566         allow-transfer { <address_match_element>; ... };
 567         allow-update { <address_match_element>; ... };
 568         allow-update-forwarding { <address_match_element>; ... };
 569         also-notify [ port <integer> ] { ( <masters> | <ipv4_address> [
 570             port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key
 571             <string> ]; ... };
 572         alt-transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ];
 573         alt-transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> |
 574             * ) ];
 575         auto-dnssec ( allow | maintain | off );
 576         check-dup-records ( fail | warn | ignore );
 577         check-integrity <boolean>;
 578         check-mx ( fail | warn | ignore );
 579         check-mx-cname ( fail | warn | ignore );
 580         check-names ( fail | warn | ignore );
 581         check-sibling <boolean>;
 582         check-spf ( warn | ignore );
 583         check-srv-cname ( fail | warn | ignore );
 584         check-wildcard <boolean>;
 585         database <string>;
 586         delegation-only <boolean>;
 587         dialup <dialuptype>;
 588         dnssec-dnskey-kskonly <boolean>;
 589         dnssec-loadkeys-interval <integer>;
 590         dnssec-secure-to-insecure <boolean>;
 591         dnssec-update-mode ( maintain | no-resign );
 592         file <quoted_string>;
 593         forward ( first | only );
 594         forwarders [ port <integer> ] { ( <ipv4_address> | <ipv6_address> )
 595             [ port <integer> ]; ... };
 596         inline-signing <boolean>;
 597         ixfr-base <quoted_string>; // obsolete
 598         ixfr-from-differences <boolean>;
 599         ixfr-tmp-file <quoted_string>; // obsolete
 600         journal <quoted_string>;
 601         key-directory <quoted_string>;
 602         maintain-ixfr-base <boolean>; // obsolete
 603         masterfile-format ( text | raw );
 604         masters [ port <integer> ] { ( <masters> | <ipv4_address> [ port
 605             <integer> ] | <ipv6_address> [ port <integer> ] ) [ key
 606             <string> ]; ... };
 607         max-ixfr-log-size <size>; // obsolete
 608         max-journal-size <size_no_default>;
 609         max-refresh-time <integer>;
 610         max-retry-time <integer>;
 611         max-transfer-idle-in <integer>;
 612         max-transfer-idle-out <integer>;
 613         max-transfer-time-in <integer>;
 614         max-transfer-time-out <integer>;
 615         min-refresh-time <integer>;
 616         min-retry-time <integer>;
 617         multi-master <boolean>;
 618         notify <notifytype>;
 619         notify-delay <integer>;
 620         notify-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ];
 621         notify-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ];
 622         notify-to-soa <boolean>;
 623         nsec3-test-zone <boolean>; // test only
 624         pubkey <integer> <integer> <integer> <quoted_string>; // obsolete
 625         request-ixfr <boolean>;
 626         serial-update-method ( increment | unixtime );
 627         server-addresses { ( <ipv4_address> | <ipv6_address> ) [ port
 628             <integer> ]; ... };
 629         server-names { <quoted_string>; ... };
 630         sig-signing-nodes <integer>;
 631         sig-signing-signatures <integer>;
 632         sig-signing-type <integer>;
 633         sig-validity-interval <integer> [ <integer> ];
 634         transfer-source ( <ipv4_address> | * ) [ port ( <integer> | * ) ];
 635         transfer-source-v6 ( <ipv6_address> | * ) [ port ( <integer> | * ) ];
 636         try-tcp-refresh <boolean>;
 637         type ( master | slave | stub | static-stub | hint | forward |
 638             delegation-only | redirect );
 639         update-check-ksk <boolean>;
 640         update-policy ( local | { ( grant | deny ) <string> ( name |
 641             subdomain | wildcard | self | selfsub | selfwild | krb5-self |
 642             ms-self | krb5-subdomain | ms-subdomain | tcp-self | 6to4-self
 643             | zonesub | external ) [ <string> ] <rrtypelist>; ... };
 644         use-alt-transfer-source <boolean>;
 645         zero-no-soa-ttl <boolean>;
 646         zone-statistics <zonestat>;
 647 };
 648