external/bsd/bind/dist/bin/named/named.conf.html

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  20 <title>named.conf</title>
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  23 <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="refentry" lang="en">
  24 <a name="id2476282"></a><div class="titlepage"></div>
  25 <div class="refnamediv">
  26 <h2>Name</h2>
  27 <p><code class="filename">named.conf</code> &#8212; configuration file for named</p>
  28 </div>
  29 <div class="refsynopsisdiv">
  30 <h2>Synopsis</h2>
  31 <div class="cmdsynopsis"><p><code class="command">named.conf</code> </p></div>
  32 </div>
  33 <div class="refsect1" lang="en">
  34 <a name="id2543370"></a><h2>DESCRIPTION</h2>
  35 <p><code class="filename">named.conf</code> is the configuration file
  36       for
  37       <span><strong class="command">named</strong></span>.  Statements are enclosed
  38       in braces and terminated with a semi-colon.  Clauses in
  39       the statements are also semi-colon terminated.  The usual
  40       comment styles are supported:
  41     </p>
  42 <p>
  43       C style: /* */
  44     </p>
  45 <p>
  46       C++ style: // to end of line
  47     </p>
  48 <p>
  49       Unix style: # to end of line
  50     </p>
  51 </div>
  52 <div class="refsect1" lang="en">
  53 <a name="id2543398"></a><h2>ACL</h2>
  54 <div class="literallayout"><p><br>
  55 acl <em class="replaceable"><code>string</code></em> { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
  56 <br>
  57 </p></div>
  58 </div>
  59 <div class="refsect1" lang="en">
  60 <a name="id2543414"></a><h2>KEY</h2>
  61 <div class="literallayout"><p><br>
  62 key <em class="replaceable"><code>domain_name</code></em> {<br>
  63         algorithm <em class="replaceable"><code>string</code></em>;<br>
  64         secret <em class="replaceable"><code>string</code></em>;<br>
  65 };<br>
  66 </p></div>
  67 </div>
  68 <div class="refsect1" lang="en">
  69 <a name="id2543433"></a><h2>MASTERS</h2>
  70 <div class="literallayout"><p><br>
  71 masters <em class="replaceable"><code>string</code></em> [<span class="optional"> port <em class="replaceable"><code>integer</code></em> </span>] {<br>
  72         ( <em class="replaceable"><code>masters</code></em> | <em class="replaceable"><code>ipv4_address</code></em> [<span class="optional">port <em class="replaceable"><code>integer</code></em></span>] |<br>
  73         <em class="replaceable"><code>ipv6_address</code></em> [<span class="optional">port <em class="replaceable"><code>integer</code></em></span>] ) [<span class="optional"> key <em class="replaceable"><code>string</code></em> </span>]; ...<br>
  74 };<br>
  75 </p></div>
  76 </div>
  77 <div class="refsect1" lang="en">
  78 <a name="id2543479"></a><h2>SERVER</h2>
  79 <div class="literallayout"><p><br>
  80 server ( <em class="replaceable"><code>ipv4_address[<span class="optional">/prefixlen</span>]</code></em> | <em class="replaceable"><code>ipv6_address[<span class="optional">/prefixlen</span>]</code></em> ) {<br>
  81         bogus <em class="replaceable"><code>boolean</code></em>;<br>
  82         edns <em class="replaceable"><code>boolean</code></em>;<br>
  83         edns-udp-size <em class="replaceable"><code>integer</code></em>;<br>
  84         max-udp-size <em class="replaceable"><code>integer</code></em>;<br>
  85         provide-ixfr <em class="replaceable"><code>boolean</code></em>;<br>
  86         request-ixfr <em class="replaceable"><code>boolean</code></em>;<br>
  87         keys <em class="replaceable"><code>server_key</code></em>;<br>
  88         transfers <em class="replaceable"><code>integer</code></em>;<br>
  89         transfer-format ( many-answers | one-answer );<br>
  90         transfer-source ( <em class="replaceable"><code>ipv4_address</code></em> | * )<br>
  91                 [<span class="optional"> port ( <em class="replaceable"><code>integer</code></em> | * ) </span>];<br>
  92         transfer-source-v6 ( <em class="replaceable"><code>ipv6_address</code></em> | * )<br>
  93                 [<span class="optional"> port ( <em class="replaceable"><code>integer</code></em> | * ) </span>];<br>
  94 <br>
  95         support-ixfr <em class="replaceable"><code>boolean</code></em>; // obsolete<br>
  96 };<br>
  97 </p></div>
  98 </div>
  99 <div class="refsect1" lang="en">
 100 <a name="id2543547"></a><h2>TRUSTED-KEYS</h2>
 101 <div class="literallayout"><p><br>
 102 trusted-keys {<br>
 103         <em class="replaceable"><code>domain_name</code></em> <em class="replaceable"><code>flags</code></em> <em class="replaceable"><code>protocol</code></em> <em class="replaceable"><code>algorithm</code></em> <em class="replaceable"><code>key</code></em>; ... <br>
 104 };<br>
 105 </p></div>
 106 </div>
 107 <div class="refsect1" lang="en">
 108 <a name="id2543573"></a><h2>MANAGED-KEYS</h2>
 109 <div class="literallayout"><p><br>
 110 managed-keys {<br>
 111         <em class="replaceable"><code>domain_name</code></em> <code class="constant">initial-key</code> <em class="replaceable"><code>flags</code></em> <em class="replaceable"><code>protocol</code></em> <em class="replaceable"><code>algorithm</code></em> <em class="replaceable"><code>key</code></em>; ... <br>
 112 };<br>
 113 </p></div>
 114 </div>
 115 <div class="refsect1" lang="en">
 116 <a name="id2543602"></a><h2>CONTROLS</h2>
 117 <div class="literallayout"><p><br>
 118 controls {<br>
 119         inet ( <em class="replaceable"><code>ipv4_address</code></em> | <em class="replaceable"><code>ipv6_address</code></em> | * )<br>
 120                 [<span class="optional"> port ( <em class="replaceable"><code>integer</code></em> | * ) </span>]<br>
 121                 allow { <em class="replaceable"><code>address_match_element</code></em>; ... }<br>
 122                 [<span class="optional"> keys { <em class="replaceable"><code>string</code></em>; ... } </span>];<br>
 123         unix <em class="replaceable"><code>unsupported</code></em>; // not implemented<br>
 124 };<br>
 125 </p></div>
 126 </div>
 127 <div class="refsect1" lang="en">
 128 <a name="id2543637"></a><h2>LOGGING</h2>
 129 <div class="literallayout"><p><br>
 130 logging {<br>
 131         channel <em class="replaceable"><code>string</code></em> {<br>
 132                 file <em class="replaceable"><code>log_file</code></em>;<br>
 133                 syslog <em class="replaceable"><code>optional_facility</code></em>;<br>
 134                 null;<br>
 135                 stderr;<br>
 136                 severity <em class="replaceable"><code>log_severity</code></em>;<br>
 137                 print-time <em class="replaceable"><code>boolean</code></em>;<br>
 138                 print-severity <em class="replaceable"><code>boolean</code></em>;<br>
 139                 print-category <em class="replaceable"><code>boolean</code></em>;<br>
 140         };<br>
 141         category <em class="replaceable"><code>string</code></em> { <em class="replaceable"><code>string</code></em>; ... };<br>
 142 };<br>
 143 </p></div>
 144 </div>
 145 <div class="refsect1" lang="en">
 146 <a name="id2543675"></a><h2>LWRES</h2>
 147 <div class="literallayout"><p><br>
 148 lwres {<br>
 149         listen-on [<span class="optional"> port <em class="replaceable"><code>integer</code></em> </span>] {<br>
 150                 ( <em class="replaceable"><code>ipv4_address</code></em> | <em class="replaceable"><code>ipv6_address</code></em> ) [<span class="optional"> port <em class="replaceable"><code>integer</code></em> </span>]; ...<br>
 151         };<br>
 152         view <em class="replaceable"><code>string</code></em> <em class="replaceable"><code>optional_class</code></em>;<br>
 153         search { <em class="replaceable"><code>string</code></em>; ... };<br>
 154         ndots <em class="replaceable"><code>integer</code></em>;<br>
 155 };<br>
 156 </p></div>
 157 </div>
 158 <div class="refsect1" lang="en">
 159 <a name="id2543717"></a><h2>OPTIONS</h2>
 160 <div class="literallayout"><p><br>
 161 options {<br>
 162         avoid-v4-udp-ports { <em class="replaceable"><code>port</code></em>; ... };<br>
 163         avoid-v6-udp-ports { <em class="replaceable"><code>port</code></em>; ... };<br>
 164         blackhole { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 165         coresize <em class="replaceable"><code>size</code></em>;<br>
 166         datasize <em class="replaceable"><code>size</code></em>;<br>
 167         directory <em class="replaceable"><code>quoted_string</code></em>;<br>
 168         dump-file <em class="replaceable"><code>quoted_string</code></em>;<br>
 169         files <em class="replaceable"><code>size</code></em>;<br>
 170         heartbeat-interval <em class="replaceable"><code>integer</code></em>;<br>
 171         host-statistics <em class="replaceable"><code>boolean</code></em>; // not implemented<br>
 172         host-statistics-max <em class="replaceable"><code>number</code></em>; // not implemented<br>
 173         hostname ( <em class="replaceable"><code>quoted_string</code></em> | none );<br>
 174         interface-interval <em class="replaceable"><code>integer</code></em>;<br>
 175         listen-on [<span class="optional"> port <em class="replaceable"><code>integer</code></em> </span>] { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 176         listen-on-v6 [<span class="optional"> port <em class="replaceable"><code>integer</code></em> </span>] { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 177         match-mapped-addresses <em class="replaceable"><code>boolean</code></em>;<br>
 178         memstatistics-file <em class="replaceable"><code>quoted_string</code></em>;<br>
 179         pid-file ( <em class="replaceable"><code>quoted_string</code></em> | none );<br>
 180         port <em class="replaceable"><code>integer</code></em>;<br>
 181         querylog <em class="replaceable"><code>boolean</code></em>;<br>
 182         recursing-file <em class="replaceable"><code>quoted_string</code></em>;<br>
 183         reserved-sockets <em class="replaceable"><code>integer</code></em>;<br>
 184         random-device <em class="replaceable"><code>quoted_string</code></em>;<br>
 185         recursive-clients <em class="replaceable"><code>integer</code></em>;<br>
 186         serial-query-rate <em class="replaceable"><code>integer</code></em>;<br>
 187         server-id ( <em class="replaceable"><code>quoted_string</code></em> | hostname | none );<br>
 188         stacksize <em class="replaceable"><code>size</code></em>;<br>
 189         statistics-file <em class="replaceable"><code>quoted_string</code></em>;<br>
 190         statistics-interval <em class="replaceable"><code>integer</code></em>; // not yet implemented<br>
 191         tcp-clients <em class="replaceable"><code>integer</code></em>;<br>
 192         tcp-listen-queue <em class="replaceable"><code>integer</code></em>;<br>
 193         tkey-dhkey <em class="replaceable"><code>quoted_string</code></em> <em class="replaceable"><code>integer</code></em>;<br>
 194         tkey-gssapi-credential <em class="replaceable"><code>quoted_string</code></em>;<br>
 195         tkey-gssapi-keytab <em class="replaceable"><code>quoted_string</code></em>;<br>
 196         tkey-domain <em class="replaceable"><code>quoted_string</code></em>;<br>
 197         transfers-per-ns <em class="replaceable"><code>integer</code></em>;<br>
 198         transfers-in <em class="replaceable"><code>integer</code></em>;<br>
 199         transfers-out <em class="replaceable"><code>integer</code></em>;<br>
 200         use-ixfr <em class="replaceable"><code>boolean</code></em>;<br>
 201         version ( <em class="replaceable"><code>quoted_string</code></em> | none );<br>
 202         allow-recursion { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 203         allow-recursion-on { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 204         sortlist { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 205         topology { <em class="replaceable"><code>address_match_element</code></em>; ... }; // not implemented<br>
 206         auth-nxdomain <em class="replaceable"><code>boolean</code></em>; // default changed<br>
 207         minimal-responses <em class="replaceable"><code>boolean</code></em>;<br>
 208         recursion <em class="replaceable"><code>boolean</code></em>;<br>
 209         rrset-order {<br>
 210                 [<span class="optional"> class <em class="replaceable"><code>string</code></em> </span>] [<span class="optional"> type <em class="replaceable"><code>string</code></em> </span>]<br>
 211                 [<span class="optional"> name <em class="replaceable"><code>quoted_string</code></em> </span>] <em class="replaceable"><code>string</code></em> <em class="replaceable"><code>string</code></em>; ...<br>
 212         };<br>
 213         provide-ixfr <em class="replaceable"><code>boolean</code></em>;<br>
 214         request-ixfr <em class="replaceable"><code>boolean</code></em>;<br>
 215         rfc2308-type1 <em class="replaceable"><code>boolean</code></em>; // not yet implemented<br>
 216         additional-from-auth <em class="replaceable"><code>boolean</code></em>;<br>
 217         additional-from-cache <em class="replaceable"><code>boolean</code></em>;<br>
 218         query-source ( ( <em class="replaceable"><code>ipv4_address</code></em> | * ) | [<span class="optional"> address ( <em class="replaceable"><code>ipv4_address</code></em> | * ) </span>] ) [<span class="optional"> port ( <em class="replaceable"><code>integer</code></em> | * ) </span>];<br>
 219         query-source-v6 ( ( <em class="replaceable"><code>ipv6_address</code></em> | * ) | [<span class="optional"> address ( <em class="replaceable"><code>ipv6_address</code></em> | * ) </span>] ) [<span class="optional"> port ( <em class="replaceable"><code>integer</code></em> | * ) </span>];<br>
 220         use-queryport-pool <em class="replaceable"><code>boolean</code></em>;<br>
 221         queryport-pool-ports <em class="replaceable"><code>integer</code></em>;<br>
 222         queryport-pool-updateinterval <em class="replaceable"><code>integer</code></em>;<br>
 223         cleaning-interval <em class="replaceable"><code>integer</code></em>;<br>
 224         resolver-query-timeout <em class="replaceable"><code>integer</code></em>;<br>
 225         min-roots <em class="replaceable"><code>integer</code></em>; // not implemented<br>
 226         lame-ttl <em class="replaceable"><code>integer</code></em>;<br>
 227         max-ncache-ttl <em class="replaceable"><code>integer</code></em>;<br>
 228         max-cache-ttl <em class="replaceable"><code>integer</code></em>;<br>
 229         transfer-format ( many-answers | one-answer );<br>
 230         max-cache-size <em class="replaceable"><code>size</code></em>;<br>
 231         max-acache-size <em class="replaceable"><code>size</code></em>;<br>
 232         clients-per-query <em class="replaceable"><code>number</code></em>;<br>
 233         max-clients-per-query <em class="replaceable"><code>number</code></em>;<br>
 234         check-names ( master | slave | response )<br>
 235                 ( fail | warn | ignore );<br>
 236         check-mx ( fail | warn | ignore );<br>
 237         check-integrity <em class="replaceable"><code>boolean</code></em>;<br>
 238         check-mx-cname ( fail | warn | ignore );<br>
 239         check-srv-cname ( fail | warn | ignore );<br>
 240         cache-file <em class="replaceable"><code>quoted_string</code></em>; // test option<br>
 241         suppress-initial-notify <em class="replaceable"><code>boolean</code></em>; // not yet implemented<br>
 242         preferred-glue <em class="replaceable"><code>string</code></em>;<br>
 243         dual-stack-servers [<span class="optional"> port <em class="replaceable"><code>integer</code></em> </span>] {<br>
 244                 ( <em class="replaceable"><code>quoted_string</code></em> [<span class="optional">port <em class="replaceable"><code>integer</code></em></span>] |<br>
 245                 <em class="replaceable"><code>ipv4_address</code></em> [<span class="optional">port <em class="replaceable"><code>integer</code></em></span>] |<br>
 246                 <em class="replaceable"><code>ipv6_address</code></em> [<span class="optional">port <em class="replaceable"><code>integer</code></em></span>] ); ...<br>
 247         };<br>
 248         edns-udp-size <em class="replaceable"><code>integer</code></em>;<br>
 249         max-udp-size <em class="replaceable"><code>integer</code></em>;<br>
 250         root-delegation-only [<span class="optional"> exclude { <em class="replaceable"><code>quoted_string</code></em>; ... } </span>];<br>
 251         disable-algorithms <em class="replaceable"><code>string</code></em> { <em class="replaceable"><code>string</code></em>; ... };<br>
 252         disable-ds-digests <em class="replaceable"><code>string</code></em> { <em class="replaceable"><code>string</code></em>; ... };<br>
 253         dnssec-enable <em class="replaceable"><code>boolean</code></em>;<br>
 254         dnssec-validation <em class="replaceable"><code>boolean</code></em>;<br>
 255         dnssec-lookaside ( <em class="replaceable"><code>auto</code></em> | <em class="replaceable"><code>no</code></em> | <em class="replaceable"><code>domain</code></em> trust-anchor <em class="replaceable"><code>domain</code></em> );<br>
 256         dnssec-must-be-secure <em class="replaceable"><code>string</code></em> <em class="replaceable"><code>boolean</code></em>;<br>
 257         dnssec-accept-expired <em class="replaceable"><code>boolean</code></em>;<br>
 258 <br>
 259         dns64-server <em class="replaceable"><code>string</code></em>;<br>
 260         dns64-contact <em class="replaceable"><code>string</code></em>;<br>
 261         dns64 <em class="replaceable"><code>prefix</code></em> {<br>
 262                 clients { <font color="red">&lt;replacable&gt;acl&lt;/replacable&gt;</font>; };<br>
 263                 exclude { <font color="red">&lt;replacable&gt;acl&lt;/replacable&gt;</font>; };<br>
 264                 mapped { <font color="red">&lt;replacable&gt;acl&lt;/replacable&gt;</font>; };<br>
 265                 break-dnssec <em class="replaceable"><code>boolean</code></em>;<br>
 266                 recursive-only <em class="replaceable"><code>boolean</code></em>;<br>
 267                 suffix <em class="replaceable"><code>ipv6_address</code></em>;<br>
 268         };<br>
 269 <br>
 270         empty-server <em class="replaceable"><code>string</code></em>;<br>
 271         empty-contact <em class="replaceable"><code>string</code></em>;<br>
 272         empty-zones-enable <em class="replaceable"><code>boolean</code></em>;<br>
 273         disable-empty-zone <em class="replaceable"><code>string</code></em>;<br>
 274 <br>
 275         dialup <em class="replaceable"><code>dialuptype</code></em>;<br>
 276         ixfr-from-differences <em class="replaceable"><code>ixfrdiff</code></em>;<br>
 277 <br>
 278         allow-query { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 279         allow-query-on { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 280         allow-query-cache { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 281         allow-query-cache-on { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 282         allow-transfer { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 283         allow-update { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 284         allow-update-forwarding { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 285         update-check-ksk <em class="replaceable"><code>boolean</code></em>;<br>
 286         dnssec-dnskey-kskonly <em class="replaceable"><code>boolean</code></em>;<br>
 287 <br>
 288         masterfile-format ( text | raw | map );<br>
 289         notify <em class="replaceable"><code>notifytype</code></em>;<br>
 290         notify-source ( <em class="replaceable"><code>ipv4_address</code></em> | * ) [<span class="optional"> port ( <em class="replaceable"><code>integer</code></em> | * ) </span>];<br>
 291         notify-source-v6 ( <em class="replaceable"><code>ipv6_address</code></em> | * ) [<span class="optional"> port ( <em class="replaceable"><code>integer</code></em> | * ) </span>];<br>
 292         notify-delay <em class="replaceable"><code>seconds</code></em>;<br>
 293         notify-to-soa <em class="replaceable"><code>boolean</code></em>;<br>
 294         also-notify [<span class="optional"> port <em class="replaceable"><code>integer</code></em> </span>] { ( <em class="replaceable"><code>ipv4_address</code></em> | <em class="replaceable"><code>ipv6_address</code></em> )<br>
 295                 [<span class="optional"> port <em class="replaceable"><code>integer</code></em> </span>]; ...<br>
 296                 [<span class="optional"> key <em class="replaceable"><code>keyname</code></em> </span>] ... };<br>
 297         allow-notify { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 298 <br>
 299         forward ( first | only );<br>
 300         forwarders [<span class="optional"> port <em class="replaceable"><code>integer</code></em> </span>] {<br>
 301                 ( <em class="replaceable"><code>ipv4_address</code></em> | <em class="replaceable"><code>ipv6_address</code></em> ) [<span class="optional"> port <em class="replaceable"><code>integer</code></em> </span>]; ...<br>
 302         };<br>
 303 <br>
 304         max-journal-size <em class="replaceable"><code>size_no_default</code></em>;<br>
 305         max-transfer-time-in <em class="replaceable"><code>integer</code></em>;<br>
 306         max-transfer-time-out <em class="replaceable"><code>integer</code></em>;<br>
 307         max-transfer-idle-in <em class="replaceable"><code>integer</code></em>;<br>
 308         max-transfer-idle-out <em class="replaceable"><code>integer</code></em>;<br>
 309         max-retry-time <em class="replaceable"><code>integer</code></em>;<br>
 310         min-retry-time <em class="replaceable"><code>integer</code></em>;<br>
 311         max-refresh-time <em class="replaceable"><code>integer</code></em>;<br>
 312         min-refresh-time <em class="replaceable"><code>integer</code></em>;<br>
 313         multi-master <em class="replaceable"><code>boolean</code></em>;<br>
 314 <br>
 315         sig-validity-interval <em class="replaceable"><code>integer</code></em>;<br>
 316         sig-re-signing-interval <em class="replaceable"><code>integer</code></em>;<br>
 317         sig-signing-nodes <em class="replaceable"><code>integer</code></em>;<br>
 318         sig-signing-signatures <em class="replaceable"><code>integer</code></em>;<br>
 319         sig-signing-type <em class="replaceable"><code>integer</code></em>;<br>
 320 <br>
 321         transfer-source ( <em class="replaceable"><code>ipv4_address</code></em> | * )<br>
 322                 [<span class="optional"> port ( <em class="replaceable"><code>integer</code></em> | * ) </span>];<br>
 323         transfer-source-v6 ( <em class="replaceable"><code>ipv6_address</code></em> | * )<br>
 324                 [<span class="optional"> port ( <em class="replaceable"><code>integer</code></em> | * ) </span>];<br>
 325 <br>
 326         alt-transfer-source ( <em class="replaceable"><code>ipv4_address</code></em> | * )<br>
 327                 [<span class="optional"> port ( <em class="replaceable"><code>integer</code></em> | * ) </span>];<br>
 328         alt-transfer-source-v6 ( <em class="replaceable"><code>ipv6_address</code></em> | * )<br>
 329                 [<span class="optional"> port ( <em class="replaceable"><code>integer</code></em> | * ) </span>];<br>
 330         use-alt-transfer-source <em class="replaceable"><code>boolean</code></em>;<br>
 331 <br>
 332         zone-statistics <em class="replaceable"><code>boolean</code></em>;<br>
 333         key-directory <em class="replaceable"><code>quoted_string</code></em>;<br>
 334         managed-keys-directory <em class="replaceable"><code>quoted_string</code></em>;<br>
 335         auto-dnssec <code class="constant">allow</code>|<code class="constant">maintain</code>|<code class="constant">off</code>;<br>
 336         try-tcp-refresh <em class="replaceable"><code>boolean</code></em>;<br>
 337         zero-no-soa-ttl <em class="replaceable"><code>boolean</code></em>;<br>
 338         zero-no-soa-ttl-cache <em class="replaceable"><code>boolean</code></em>;<br>
 339         dnssec-secure-to-insecure <em class="replaceable"><code>boolean</code></em>;<br>
 340         deny-answer-addresses {<br>
 341                 <em class="replaceable"><code>address_match_list</code></em><br>
 342         } [<span class="optional"> except-from { <em class="replaceable"><code>namelist</code></em> } </span>];<br>
 343         deny-answer-aliases {<br>
 344                 <em class="replaceable"><code>namelist</code></em><br>
 345         } [<span class="optional"> except-from { <em class="replaceable"><code>namelist</code></em> } </span>];<br>
 346 <br>
 347         nsec3-test-zone <em class="replaceable"><code>boolean</code></em>;  // testing only<br>
 348 <br>
 349         allow-v6-synthesis { <em class="replaceable"><code>address_match_element</code></em>; ... }; // obsolete<br>
 350         deallocate-on-exit <em class="replaceable"><code>boolean</code></em>; // obsolete<br>
 351         fake-iquery <em class="replaceable"><code>boolean</code></em>; // obsolete<br>
 352         fetch-glue <em class="replaceable"><code>boolean</code></em>; // obsolete<br>
 353         has-old-clients <em class="replaceable"><code>boolean</code></em>; // obsolete<br>
 354         maintain-ixfr-base <em class="replaceable"><code>boolean</code></em>; // obsolete<br>
 355         max-ixfr-log-size <em class="replaceable"><code>size</code></em>; // obsolete<br>
 356         multiple-cnames <em class="replaceable"><code>boolean</code></em>; // obsolete<br>
 357         named-xfer <em class="replaceable"><code>quoted_string</code></em>; // obsolete<br>
 358         serial-queries <em class="replaceable"><code>integer</code></em>; // obsolete<br>
 359         treat-cr-as-space <em class="replaceable"><code>boolean</code></em>; // obsolete<br>
 360         use-id-pool <em class="replaceable"><code>boolean</code></em>; // obsolete<br>
 361 };<br>
 362 </p></div>
 363 </div>
 364 <div class="refsect1" lang="en">
 365 <a name="id2544602"></a><h2>VIEW</h2>
 366 <div class="literallayout"><p><br>
 367 view <em class="replaceable"><code>string</code></em> <em class="replaceable"><code>optional_class</code></em> {<br>
 368         match-clients { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 369         match-destinations { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 370         match-recursive-only <em class="replaceable"><code>boolean</code></em>;<br>
 371 <br>
 372         key <em class="replaceable"><code>string</code></em> {<br>
 373                 algorithm <em class="replaceable"><code>string</code></em>;<br>
 374                 secret <em class="replaceable"><code>string</code></em>;<br>
 375         };<br>
 376 <br>
 377         zone <em class="replaceable"><code>string</code></em> <em class="replaceable"><code>optional_class</code></em> {<br>
 378                 ...<br>
 379         };<br>
 380 <br>
 381         server ( <em class="replaceable"><code>ipv4_address[<span class="optional">/prefixlen</span>]</code></em> | <em class="replaceable"><code>ipv6_address[<span class="optional">/prefixlen</span>]</code></em> ) {<br>
 382                 ...<br>
 383         };<br>
 384 <br>
 385         trusted-keys {<br>
 386                 <em class="replaceable"><code>string</code></em> <em class="replaceable"><code>integer</code></em> <em class="replaceable"><code>integer</code></em> <em class="replaceable"><code>integer</code></em> <em class="replaceable"><code>quoted_string</code></em>;<br>
 387                 [<span class="optional">...</span>]<br>
 388         };<br>
 389 <br>
 390         allow-recursion { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 391         allow-recursion-on { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 392         sortlist { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 393         topology { <em class="replaceable"><code>address_match_element</code></em>; ... }; // not implemented<br>
 394         auth-nxdomain <em class="replaceable"><code>boolean</code></em>; // default changed<br>
 395         minimal-responses <em class="replaceable"><code>boolean</code></em>;<br>
 396         recursion <em class="replaceable"><code>boolean</code></em>;<br>
 397         rrset-order {<br>
 398                 [<span class="optional"> class <em class="replaceable"><code>string</code></em> </span>] [<span class="optional"> type <em class="replaceable"><code>string</code></em> </span>]<br>
 399                 [<span class="optional"> name <em class="replaceable"><code>quoted_string</code></em> </span>] <em class="replaceable"><code>string</code></em> <em class="replaceable"><code>string</code></em>; ...<br>
 400         };<br>
 401         provide-ixfr <em class="replaceable"><code>boolean</code></em>;<br>
 402         request-ixfr <em class="replaceable"><code>boolean</code></em>;<br>
 403         rfc2308-type1 <em class="replaceable"><code>boolean</code></em>; // not yet implemented<br>
 404         additional-from-auth <em class="replaceable"><code>boolean</code></em>;<br>
 405         additional-from-cache <em class="replaceable"><code>boolean</code></em>;<br>
 406         query-source ( ( <em class="replaceable"><code>ipv4_address</code></em> | * ) | [<span class="optional"> address ( <em class="replaceable"><code>ipv4_address</code></em> | * ) </span>] ) [<span class="optional"> port ( <em class="replaceable"><code>integer</code></em> | * ) </span>];<br>
 407         query-source-v6 ( ( <em class="replaceable"><code>ipv6_address</code></em> | * ) | [<span class="optional"> address ( <em class="replaceable"><code>ipv6_address</code></em> | * ) </span>] ) [<span class="optional"> port ( <em class="replaceable"><code>integer</code></em> | * ) </span>];<br>
 408         use-queryport-pool <em class="replaceable"><code>boolean</code></em>;<br>
 409         queryport-pool-ports <em class="replaceable"><code>integer</code></em>;<br>
 410         queryport-pool-updateinterval <em class="replaceable"><code>integer</code></em>;<br>
 411         cleaning-interval <em class="replaceable"><code>integer</code></em>;<br>
 412         resolver-query-timeout <em class="replaceable"><code>integer</code></em>;<br>
 413         min-roots <em class="replaceable"><code>integer</code></em>; // not implemented<br>
 414         lame-ttl <em class="replaceable"><code>integer</code></em>;<br>
 415         max-ncache-ttl <em class="replaceable"><code>integer</code></em>;<br>
 416         max-cache-ttl <em class="replaceable"><code>integer</code></em>;<br>
 417         transfer-format ( many-answers | one-answer );<br>
 418         max-cache-size <em class="replaceable"><code>size</code></em>;<br>
 419         max-acache-size <em class="replaceable"><code>size</code></em>;<br>
 420         clients-per-query <em class="replaceable"><code>number</code></em>;<br>
 421         max-clients-per-query <em class="replaceable"><code>number</code></em>;<br>
 422         check-names ( master | slave | response )<br>
 423                 ( fail | warn | ignore );<br>
 424         check-mx ( fail | warn | ignore );<br>
 425         check-integrity <em class="replaceable"><code>boolean</code></em>;<br>
 426         check-mx-cname ( fail | warn | ignore );<br>
 427         check-srv-cname ( fail | warn | ignore );<br>
 428         cache-file <em class="replaceable"><code>quoted_string</code></em>; // test option<br>
 429         suppress-initial-notify <em class="replaceable"><code>boolean</code></em>; // not yet implemented<br>
 430         preferred-glue <em class="replaceable"><code>string</code></em>;<br>
 431         dual-stack-servers [<span class="optional"> port <em class="replaceable"><code>integer</code></em> </span>] {<br>
 432                 ( <em class="replaceable"><code>quoted_string</code></em> [<span class="optional">port <em class="replaceable"><code>integer</code></em></span>] |<br>
 433                 <em class="replaceable"><code>ipv4_address</code></em> [<span class="optional">port <em class="replaceable"><code>integer</code></em></span>] |<br>
 434                 <em class="replaceable"><code>ipv6_address</code></em> [<span class="optional">port <em class="replaceable"><code>integer</code></em></span>] ); ...<br>
 435         };<br>
 436         edns-udp-size <em class="replaceable"><code>integer</code></em>;<br>
 437         max-udp-size <em class="replaceable"><code>integer</code></em>;<br>
 438         root-delegation-only [<span class="optional"> exclude { <em class="replaceable"><code>quoted_string</code></em>; ... } </span>];<br>
 439         disable-algorithms <em class="replaceable"><code>string</code></em> { <em class="replaceable"><code>string</code></em>; ... };<br>
 440         disable-ds-digests <em class="replaceable"><code>string</code></em> { <em class="replaceable"><code>string</code></em>; ... };<br>
 441         dnssec-enable <em class="replaceable"><code>boolean</code></em>;<br>
 442         dnssec-validation <em class="replaceable"><code>boolean</code></em>;<br>
 443         dnssec-lookaside ( <em class="replaceable"><code>auto</code></em> | <em class="replaceable"><code>no</code></em> | <em class="replaceable"><code>domain</code></em> trust-anchor <em class="replaceable"><code>domain</code></em> );<br>
 444         dnssec-must-be-secure <em class="replaceable"><code>string</code></em> <em class="replaceable"><code>boolean</code></em>;<br>
 445         dnssec-accept-expired <em class="replaceable"><code>boolean</code></em>;<br>
 446 <br>
 447         dns64-server <em class="replaceable"><code>string</code></em>;<br>
 448         dns64-contact <em class="replaceable"><code>string</code></em>;<br>
 449         dns64 <em class="replaceable"><code>prefix</code></em> {<br>
 450                 clients { <font color="red">&lt;replacable&gt;acl&lt;/replacable&gt;</font>; };<br>
 451                 exclude { <font color="red">&lt;replacable&gt;acl&lt;/replacable&gt;</font>; };<br>
 452                 mapped { <font color="red">&lt;replacable&gt;acl&lt;/replacable&gt;</font>; };<br>
 453                 break-dnssec <em class="replaceable"><code>boolean</code></em>;<br>
 454                 recursive-only <em class="replaceable"><code>boolean</code></em>;<br>
 455                 suffix <em class="replaceable"><code>ipv6_address</code></em>;<br>
 456         };<br>
 457 <br>
 458         empty-server <em class="replaceable"><code>string</code></em>;<br>
 459         empty-contact <em class="replaceable"><code>string</code></em>;<br>
 460         empty-zones-enable <em class="replaceable"><code>boolean</code></em>;<br>
 461         disable-empty-zone <em class="replaceable"><code>string</code></em>;<br>
 462 <br>
 463         dialup <em class="replaceable"><code>dialuptype</code></em>;<br>
 464         ixfr-from-differences <em class="replaceable"><code>ixfrdiff</code></em>;<br>
 465 <br>
 466         allow-query { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 467         allow-query-on { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 468         allow-query-cache { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 469         allow-query-cache-on { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 470         allow-transfer { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 471         allow-update { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 472         allow-update-forwarding { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 473         update-check-ksk <em class="replaceable"><code>boolean</code></em>;<br>
 474         dnssec-dnskey-kskonly <em class="replaceable"><code>boolean</code></em>;<br>
 475 <br>
 476         masterfile-format ( text | raw | map );<br>
 477         notify <em class="replaceable"><code>notifytype</code></em>;<br>
 478         notify-source ( <em class="replaceable"><code>ipv4_address</code></em> | * ) [<span class="optional"> port ( <em class="replaceable"><code>integer</code></em> | * ) </span>];<br>
 479         notify-source-v6 ( <em class="replaceable"><code>ipv6_address</code></em> | * ) [<span class="optional"> port ( <em class="replaceable"><code>integer</code></em> | * ) </span>];<br>
 480         notify-delay <em class="replaceable"><code>seconds</code></em>;<br>
 481         notify-to-soa <em class="replaceable"><code>boolean</code></em>;<br>
 482         also-notify [<span class="optional"> port <em class="replaceable"><code>integer</code></em> </span>] { ( <em class="replaceable"><code>ipv4_address</code></em> | <em class="replaceable"><code>ipv6_address</code></em> )<br>
 483                 [<span class="optional"> port <em class="replaceable"><code>integer</code></em> </span>]; ...<br>
 484                 [<span class="optional"> key <em class="replaceable"><code>keyname</code></em> </span>] ... };<br>
 485         allow-notify { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 486 <br>
 487         forward ( first | only );<br>
 488         forwarders [<span class="optional"> port <em class="replaceable"><code>integer</code></em> </span>] {<br>
 489                 ( <em class="replaceable"><code>ipv4_address</code></em> | <em class="replaceable"><code>ipv6_address</code></em> ) [<span class="optional"> port <em class="replaceable"><code>integer</code></em> </span>]; ...<br>
 490         };<br>
 491 <br>
 492         max-journal-size <em class="replaceable"><code>size_no_default</code></em>;<br>
 493         max-transfer-time-in <em class="replaceable"><code>integer</code></em>;<br>
 494         max-transfer-time-out <em class="replaceable"><code>integer</code></em>;<br>
 495         max-transfer-idle-in <em class="replaceable"><code>integer</code></em>;<br>
 496         max-transfer-idle-out <em class="replaceable"><code>integer</code></em>;<br>
 497         max-retry-time <em class="replaceable"><code>integer</code></em>;<br>
 498         min-retry-time <em class="replaceable"><code>integer</code></em>;<br>
 499         max-refresh-time <em class="replaceable"><code>integer</code></em>;<br>
 500         min-refresh-time <em class="replaceable"><code>integer</code></em>;<br>
 501         multi-master <em class="replaceable"><code>boolean</code></em>;<br>
 502         sig-validity-interval <em class="replaceable"><code>integer</code></em>;<br>
 503 <br>
 504         transfer-source ( <em class="replaceable"><code>ipv4_address</code></em> | * )<br>
 505                 [<span class="optional"> port ( <em class="replaceable"><code>integer</code></em> | * ) </span>];<br>
 506         transfer-source-v6 ( <em class="replaceable"><code>ipv6_address</code></em> | * )<br>
 507                 [<span class="optional"> port ( <em class="replaceable"><code>integer</code></em> | * ) </span>];<br>
 508 <br>
 509         alt-transfer-source ( <em class="replaceable"><code>ipv4_address</code></em> | * )<br>
 510                 [<span class="optional"> port ( <em class="replaceable"><code>integer</code></em> | * ) </span>];<br>
 511         alt-transfer-source-v6 ( <em class="replaceable"><code>ipv6_address</code></em> | * )<br>
 512                 [<span class="optional"> port ( <em class="replaceable"><code>integer</code></em> | * ) </span>];<br>
 513         use-alt-transfer-source <em class="replaceable"><code>boolean</code></em>;<br>
 514 <br>
 515         zone-statistics <em class="replaceable"><code>boolean</code></em>;<br>
 516         try-tcp-refresh <em class="replaceable"><code>boolean</code></em>;<br>
 517         key-directory <em class="replaceable"><code>quoted_string</code></em>;<br>
 518         zero-no-soa-ttl <em class="replaceable"><code>boolean</code></em>;<br>
 519         zero-no-soa-ttl-cache <em class="replaceable"><code>boolean</code></em>;<br>
 520         dnssec-secure-to-insecure <em class="replaceable"><code>boolean</code></em>;<br>
 521 <br>
 522         allow-v6-synthesis { <em class="replaceable"><code>address_match_element</code></em>; ... }; // obsolete<br>
 523         fetch-glue <em class="replaceable"><code>boolean</code></em>; // obsolete<br>
 524         maintain-ixfr-base <em class="replaceable"><code>boolean</code></em>; // obsolete<br>
 525         max-ixfr-log-size <em class="replaceable"><code>size</code></em>; // obsolete<br>
 526 };<br>
 527 </p></div>
 528 </div>
 529 <div class="refsect1" lang="en">
 530 <a name="id2545324"></a><h2>ZONE</h2>
 531 <div class="literallayout"><p><br>
 532 zone <em class="replaceable"><code>string</code></em> <em class="replaceable"><code>optional_class</code></em> {<br>
 533         type ( master | slave | stub | hint | redirect |<br>
 534                 forward | delegation-only );<br>
 535         file <em class="replaceable"><code>quoted_string</code></em>;<br>
 536 <br>
 537         masters [<span class="optional"> port <em class="replaceable"><code>integer</code></em> </span>] {<br>
 538                 ( <em class="replaceable"><code>masters</code></em> |<br>
 539                 <em class="replaceable"><code>ipv4_address</code></em> [<span class="optional">port <em class="replaceable"><code>integer</code></em></span>] |<br>
 540                 <em class="replaceable"><code>ipv6_address</code></em> [<span class="optional"> port <em class="replaceable"><code>integer</code></em> </span>] ) [<span class="optional"> key <em class="replaceable"><code>string</code></em> </span>]; ...<br>
 541         };<br>
 542 <br>
 543         database <em class="replaceable"><code>string</code></em>;<br>
 544         delegation-only <em class="replaceable"><code>boolean</code></em>;<br>
 545         check-names ( fail | warn | ignore );<br>
 546         check-mx ( fail | warn | ignore );<br>
 547         check-integrity <em class="replaceable"><code>boolean</code></em>;<br>
 548         check-mx-cname ( fail | warn | ignore );<br>
 549         check-srv-cname ( fail | warn | ignore );<br>
 550         dialup <em class="replaceable"><code>dialuptype</code></em>;<br>
 551         ixfr-from-differences <em class="replaceable"><code>boolean</code></em>;<br>
 552         journal <em class="replaceable"><code>quoted_string</code></em>;<br>
 553         zero-no-soa-ttl <em class="replaceable"><code>boolean</code></em>;<br>
 554         dnssec-secure-to-insecure <em class="replaceable"><code>boolean</code></em>;<br>
 555 <br>
 556         allow-query { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 557         allow-query-on { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 558         allow-transfer { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 559         allow-update { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 560         allow-update-forwarding { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 561         update-policy <em class="replaceable"><code>local</code></em> | <em class="replaceable"><code> {<br>
 562                 ( grant | deny ) <em class="replaceable"><code>string</code></em><br>
 563                 ( name | subdomain | wildcard | self | selfsub | selfwild |<br>
 564                   krb5-self | ms-self | krb5-subdomain | ms-subdomain |<br>
 565                   tcp-self | zonesub | 6to4-self ) <em class="replaceable"><code>string</code></em><br>
 566                 <em class="replaceable"><code>rrtypelist</code></em>;<br>
 567                 [<span class="optional">...</span>]<br>
 568         }</code></em>;<br>
 569         update-check-ksk <em class="replaceable"><code>boolean</code></em>;<br>
 570         dnssec-dnskey-kskonly <em class="replaceable"><code>boolean</code></em>;<br>
 571 <br>
 572         masterfile-format ( text | raw | map );<br>
 573         notify <em class="replaceable"><code>notifytype</code></em>;<br>
 574         notify-source ( <em class="replaceable"><code>ipv4_address</code></em> | * ) [<span class="optional"> port ( <em class="replaceable"><code>integer</code></em> | * ) </span>];<br>
 575         notify-source-v6 ( <em class="replaceable"><code>ipv6_address</code></em> | * ) [<span class="optional"> port ( <em class="replaceable"><code>integer</code></em> | * ) </span>];<br>
 576         notify-delay <em class="replaceable"><code>seconds</code></em>;<br>
 577         notify-to-soa <em class="replaceable"><code>boolean</code></em>;<br>
 578         also-notify [<span class="optional"> port <em class="replaceable"><code>integer</code></em> </span>] { ( <em class="replaceable"><code>ipv4_address</code></em> | <em class="replaceable"><code>ipv6_address</code></em> )<br>
 579                 [<span class="optional"> port <em class="replaceable"><code>integer</code></em> </span>]; ...<br>
 580                 [<span class="optional"> key <em class="replaceable"><code>keyname</code></em> </span>] ... };<br>
 581         allow-notify { <em class="replaceable"><code>address_match_element</code></em>; ... };<br>
 582 <br>
 583         forward ( first | only );<br>
 584         forwarders [<span class="optional"> port <em class="replaceable"><code>integer</code></em> </span>] {<br>
 585                 ( <em class="replaceable"><code>ipv4_address</code></em> | <em class="replaceable"><code>ipv6_address</code></em> ) [<span class="optional"> port <em class="replaceable"><code>integer</code></em> </span>]; ...<br>
 586         };<br>
 587 <br>
 588         max-journal-size <em class="replaceable"><code>size_no_default</code></em>;<br>
 589         max-transfer-time-in <em class="replaceable"><code>integer</code></em>;<br>
 590         max-transfer-time-out <em class="replaceable"><code>integer</code></em>;<br>
 591         max-transfer-idle-in <em class="replaceable"><code>integer</code></em>;<br>
 592         max-transfer-idle-out <em class="replaceable"><code>integer</code></em>;<br>
 593         max-retry-time <em class="replaceable"><code>integer</code></em>;<br>
 594         min-retry-time <em class="replaceable"><code>integer</code></em>;<br>
 595         max-refresh-time <em class="replaceable"><code>integer</code></em>;<br>
 596         min-refresh-time <em class="replaceable"><code>integer</code></em>;<br>
 597         multi-master <em class="replaceable"><code>boolean</code></em>;<br>
 598         request-ixfr <em class="replaceable"><code>boolean</code></em>;<br>
 599         sig-validity-interval <em class="replaceable"><code>integer</code></em>;<br>
 600 <br>
 601         transfer-source ( <em class="replaceable"><code>ipv4_address</code></em> | * )<br>
 602                 [<span class="optional"> port ( <em class="replaceable"><code>integer</code></em> | * ) </span>];<br>
 603         transfer-source-v6 ( <em class="replaceable"><code>ipv6_address</code></em> | * )<br>
 604                 [<span class="optional"> port ( <em class="replaceable"><code>integer</code></em> | * ) </span>];<br>
 605 <br>
 606         alt-transfer-source ( <em class="replaceable"><code>ipv4_address</code></em> | * )<br>
 607                 [<span class="optional"> port ( <em class="replaceable"><code>integer</code></em> | * ) </span>];<br>
 608         alt-transfer-source-v6 ( <em class="replaceable"><code>ipv6_address</code></em> | * )<br>
 609                 [<span class="optional"> port ( <em class="replaceable"><code>integer</code></em> | * ) </span>];<br>
 610         use-alt-transfer-source <em class="replaceable"><code>boolean</code></em>;<br>
 611 <br>
 612         zone-statistics <em class="replaceable"><code>boolean</code></em>;<br>
 613         try-tcp-refresh <em class="replaceable"><code>boolean</code></em>;<br>
 614         key-directory <em class="replaceable"><code>quoted_string</code></em>;<br>
 615 <br>
 616         nsec3-test-zone <em class="replaceable"><code>boolean</code></em>;  // testing only<br>
 617 <br>
 618         ixfr-base <em class="replaceable"><code>quoted_string</code></em>; // obsolete<br>
 619         ixfr-tmp-file <em class="replaceable"><code>quoted_string</code></em>; // obsolete<br>
 620         maintain-ixfr-base <em class="replaceable"><code>boolean</code></em>; // obsolete<br>
 621         max-ixfr-log-size <em class="replaceable"><code>size</code></em>; // obsolete<br>
 622         pubkey <em class="replaceable"><code>integer</code></em> <em class="replaceable"><code>integer</code></em> <em class="replaceable"><code>integer</code></em> <em class="replaceable"><code>quoted_string</code></em>; // obsolete<br>
 623 };<br>
 624 </p></div>
 625 </div>
 626 <div class="refsect1" lang="en">
 627 <a name="id2545714"></a><h2>FILES</h2>
 628 <p><code class="filename">/etc/named.conf</code>
 629     </p>
 630 </div>
 631 <div class="refsect1" lang="en">
 632 <a name="id2545725"></a><h2>SEE ALSO</h2>
 633 <p><span class="citerefentry"><span class="refentrytitle">named</span>(8)</span>,
 634       <span class="citerefentry"><span class="refentrytitle">named-checkconf</span>(8)</span>,
 635       <span class="citerefentry"><span class="refentrytitle">rndc</span>(8)</span>,
 636       <em class="citetitle">BIND 9 Administrator Reference Manual</em>.
 637     </p>
 638 </div>
 639 </div></body>
 640 </html>