mdig.docbook revision 83a28ca274521e15086fc39febde507bcc4e145e
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn<!DOCTYPE book [
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn<!ENTITY mdash "&#8212;">]>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn<!--
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn - Copyright (C) 2015, 2016 Internet Systems Consortium, Inc. ("ISC")
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7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn - This Source Code Form is subject to the terms of the Mozilla Public
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn - License, v. 2.0. If a copy of the MPL was not distributed with this
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn - file, You can obtain one at http://mozilla.org/MPL/2.0/.
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7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn<!-- Converted by db4-upgrade version 1.0 -->
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn<refentry xmlns:db="http://docbook.org/ns/docbook" version="5.0" xml:id="man.mdig">
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <info>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <date>2015-01-05</date>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </info>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <refentryinfo>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <corpname>ISC</corpname>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <corpauthor>Internet Systems Consortium, Inc.</corpauthor>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </refentryinfo>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <refmeta>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <refentrytitle><application>mdig</application></refentrytitle>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <manvolnum>1</manvolnum>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <refmiscinfo>BIND9</refmiscinfo>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </refmeta>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <refnamediv>
f58236fd702f8979a68a74e17c7a81f37899edf7Serge Hallyn <refname><application>mdig</application></refname>
f58236fd702f8979a68a74e17c7a81f37899edf7Serge Hallyn <refpurpose>DNS pipelined lookup utility</refpurpose>
f58236fd702f8979a68a74e17c7a81f37899edf7Serge Hallyn </refnamediv>
f58236fd702f8979a68a74e17c7a81f37899edf7Serge Hallyn
f58236fd702f8979a68a74e17c7a81f37899edf7Serge Hallyn <docinfo>
f58236fd702f8979a68a74e17c7a81f37899edf7Serge Hallyn <copyright>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <year>2015</year>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <year>2016</year>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <holder>Internet Systems Consortium, Inc. ("ISC")</holder>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </copyright>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </docinfo>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <refsynopsisdiv>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <cmdsynopsis sepchar=" ">
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <command>mdig</command>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <arg choice="req" rep="norepeat">@server</arg>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <arg choice="opt" rep="norepeat"><option>-f <replaceable class="parameter">filename</replaceable></option></arg>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <arg choice="opt" rep="norepeat"><option>-h</option></arg>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <arg choice="opt" rep="norepeat"><option>-v</option></arg>
3a5495cf2f6c1806f5a91d699448b15b510f146ePo-Hsu Lin <arg choice="opt" rep="norepeat"><option>-4</option></arg>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <arg choice="opt" rep="norepeat"><option>-6</option></arg>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <arg choice="opt" rep="norepeat"><option>-b <replaceable class="parameter">address</replaceable></option></arg>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <arg choice="opt" rep="norepeat"><option>-p <replaceable class="parameter">port#</replaceable></option></arg>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <arg choice="opt" rep="norepeat"><option>-c <replaceable class="parameter">class</replaceable></option></arg>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <arg choice="opt" rep="norepeat"><option>-t <replaceable class="parameter">type</replaceable></option></arg>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <arg choice="opt" rep="norepeat"><option>-i</option></arg>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <arg choice="opt" rep="norepeat"><option>-x <replaceable class="parameter">addr</replaceable></option></arg>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <arg choice="opt" rep="repeat">plusopt</arg>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </cmdsynopsis>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <cmdsynopsis sepchar=" ">
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <command>mdig</command>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <arg choice="req" rep="norepeat">-h</arg>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </cmdsynopsis>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <cmdsynopsis sepchar=" ">
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <command>mdig</command>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <arg choice="opt" rep="norepeat">@server</arg>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <arg choice="req" rep="repeat">global-opt</arg>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <arg choice="req" rep="repeat">
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <arg choice="req" rep="repeat">local-opt</arg>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <arg choice="req" rep="norepeat">query</arg>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </arg>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </cmdsynopsis>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </refsynopsisdiv>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <refsection><info><title>DESCRIPTION</title></info>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <para><command>mdig</command>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn is a multiple/pipelined query version of <command>dig</command>:
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn instead of waiting for a response after sending each query,
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn it begins by sending all queries. Responses are displayed in
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn the order in which they are received, not in the order the
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn corresponding queries were sent.
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </para>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <para>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <command>mdig</command> options are a subset of the
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <command>dig</command> options, and are divided into "anywhere
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn options" which can occur anywhere, "global options" which must
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn occur before the query name (or they are ignored with a warning),
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn and "local options" which apply to the next query on the command
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn line.
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </para>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <para>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn The <arg choice="req" rep="norepeat">@server</arg> option is a mandatory global
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn option. It is the name or IP address of the name server to query.
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn (Unlike <command>dig</command>, this value is not retrieved from
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <filename>/etc/resolv.conf</filename>.) It can be an IPv4 address
efdca59e498ce7a7ff0db091d7d2fec01a91b8eaSerge Hallyn in dotted-decimal notation, an IPv6 address in colon-delimited
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn notation, or a hostname. When the supplied
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <parameter>server</parameter> argument is a hostname,
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <command>mdig</command> resolves that name before querying
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn the name server.
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </para>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <para><command>mdig</command>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn provides a number of query options which affect
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn the way in which lookups are made and the results displayed. Some of
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn these set or reset flag bits in the query header, some determine which
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn sections of the answer get printed, and others determine the timeout
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn and retry strategies.
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </para>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <para>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn Each query option is identified by a keyword preceded by a plus
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn sign (<literal>+</literal>). Some keywords set or reset an
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn option. These may be preceded by the string <literal>no</literal>
42e5c9878f0d20b3e9682ef441afed2f0228b298Stéphane Graber to negate the meaning of that keyword. Other keywords assign
42e5c9878f0d20b3e9682ef441afed2f0228b298Stéphane Graber values to options like the timeout interval. They have the
42e5c9878f0d20b3e9682ef441afed2f0228b298Stéphane Graber form <option>+keyword=value</option>.
42e5c9878f0d20b3e9682ef441afed2f0228b298Stéphane Graber </para>
42e5c9878f0d20b3e9682ef441afed2f0228b298Stéphane Graber </refsection>
42e5c9878f0d20b3e9682ef441afed2f0228b298Stéphane Graber
42e5c9878f0d20b3e9682ef441afed2f0228b298Stéphane Graber <refsection><info><title>ANYWHERE OPTIONS</title></info>
42e5c9878f0d20b3e9682ef441afed2f0228b298Stéphane Graber
42e5c9878f0d20b3e9682ef441afed2f0228b298Stéphane Graber
42e5c9878f0d20b3e9682ef441afed2f0228b298Stéphane Graber <para>
42e5c9878f0d20b3e9682ef441afed2f0228b298Stéphane Graber The <option>-f</option> option makes <command>mdig</command>
42e5c9878f0d20b3e9682ef441afed2f0228b298Stéphane Graber operate in batch mode by reading a list of lookup requests to
42e5c9878f0d20b3e9682ef441afed2f0228b298Stéphane Graber process from the file <parameter>filename</parameter>. The file
42e5c9878f0d20b3e9682ef441afed2f0228b298Stéphane Graber contains a number of queries, one per line. Each entry in the
42e5c9878f0d20b3e9682ef441afed2f0228b298Stéphane Graber file should be organized in the same way they would be presented
42e5c9878f0d20b3e9682ef441afed2f0228b298Stéphane Graber as queries to <command>mdig</command> using the command-line interface.
42e5c9878f0d20b3e9682ef441afed2f0228b298Stéphane Graber </para>
42e5c9878f0d20b3e9682ef441afed2f0228b298Stéphane Graber
42e5c9878f0d20b3e9682ef441afed2f0228b298Stéphane Graber <para>
42e5c9878f0d20b3e9682ef441afed2f0228b298Stéphane Graber The <option>-h</option> causes <command>mdig</command> to
177f793ae07431b2db86b5fa1b63cd59f9a66319Serge Hallyn print the detailed help with the full list of options and exit.
42e5c9878f0d20b3e9682ef441afed2f0228b298Stéphane Graber </para>
42e5c9878f0d20b3e9682ef441afed2f0228b298Stéphane Graber
42e5c9878f0d20b3e9682ef441afed2f0228b298Stéphane Graber <para>
42e5c9878f0d20b3e9682ef441afed2f0228b298Stéphane Graber The <option>-v</option> causes <command>mdig</command> to
42e5c9878f0d20b3e9682ef441afed2f0228b298Stéphane Graber print the version number and exit.
42e5c9878f0d20b3e9682ef441afed2f0228b298Stéphane Graber </para>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </refsection>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <refsection><info><title>GLOBAL OPTIONS</title></info>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <para>
01c05c821093dc854def146d4bab62885d8eb664Po-Hsu Lin The <option>-4</option> option forces <command>mdig</command> to
01c05c821093dc854def146d4bab62885d8eb664Po-Hsu Lin only use IPv4 query transport.
01c05c821093dc854def146d4bab62885d8eb664Po-Hsu Lin </para>
01c05c821093dc854def146d4bab62885d8eb664Po-Hsu Lin
01c05c821093dc854def146d4bab62885d8eb664Po-Hsu Lin <para>
01c05c821093dc854def146d4bab62885d8eb664Po-Hsu Lin The <option>-6</option> option forces <command>mdig</command> to
01c05c821093dc854def146d4bab62885d8eb664Po-Hsu Lin only use IPv6 query transport.
01c05c821093dc854def146d4bab62885d8eb664Po-Hsu Lin </para>
01c05c821093dc854def146d4bab62885d8eb664Po-Hsu Lin
01c05c821093dc854def146d4bab62885d8eb664Po-Hsu Lin <para>
01c05c821093dc854def146d4bab62885d8eb664Po-Hsu Lin The <option>-b</option> option sets the source IP address of the
01c05c821093dc854def146d4bab62885d8eb664Po-Hsu Lin query to <parameter>address</parameter>. This must be a valid
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn address on one of the host's network interfaces or "0.0.0.0" or
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn "::". An optional port may be specified by appending
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn "#&lt;port&gt;"
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </para>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <para>
f58236fd702f8979a68a74e17c7a81f37899edf7Serge Hallyn The <option>-p</option> option is used when a non-standard port
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn number is to be queried.
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <parameter>port#</parameter> is the port number
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn that <command>mdig</command> will send its queries instead of
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn the standard DNS port number 53. This option would be used to
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn test a name server that has been configured to listen for
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn queries on a non-standard port number.
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </para>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <para>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn The global query options are:
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <variablelist>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <varlistentry>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <term><option>+[no]additional</option></term>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <listitem>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <para>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn Display [do not display] the additional section of a
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn reply. The default is to display it.
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </para>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </listitem>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </varlistentry>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <varlistentry>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <term><option>+[no]all</option></term>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <listitem>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <para>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn Set or clear all display flags.
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </para>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </listitem>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </varlistentry>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <varlistentry>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <term><option>+[no]answer</option></term>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <listitem>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <para>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn Display [do not display] the answer section of a
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn reply. The default is to display it.
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </para>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </listitem>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </varlistentry>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <varlistentry>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <term><option>+[no]authority</option></term>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <listitem>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <para>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn Display [do not display] the authority section of a
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn reply. The default is to display it.
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </para>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </listitem>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </varlistentry>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <varlistentry>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <term><option>+[no]besteffort</option></term>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <listitem>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <para>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn Attempt to display the contents of messages which are
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn malformed. The default is to not display malformed
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn answers.
f58236fd702f8979a68a74e17c7a81f37899edf7Serge Hallyn </para>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </listitem>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn </varlistentry>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <varlistentry>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <term><option>+[no]cl</option></term>
7aff4f43fd84b021db12b2ffed1a4aa1b4cf65efSerge Hallyn <listitem>
<para>
Display [do not display] the CLASS when printing the
record.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+[no]comments</option></term>
<listitem>
<para>
Toggle the display of comment lines in the output.
The default is to print comments.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+[no]continue</option></term>
<listitem>
<para>
Continue on errors (e.g. timeouts).
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+[no]crypto</option></term>
<listitem>
<para>
Toggle the display of cryptographic fields in DNSSEC
records. The contents of these field are unnecessary
to debug most DNSSEC validation failures and removing
them makes it easier to see the common failures. The
default is to display the fields. When omitted they
are replaced by the string "[omitted]" or in the
DNSKEY case the key id is displayed as the replacement,
e.g. "[ key id = value ]".
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+dscp[=value]</option></term> <listitem>
<para>
Set the DSCP code point to be used when sending the
query. Valid DSCP code points are in the range
[0..63]. By default no code point is explicitly set.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+[no]multiline</option></term>
<listitem>
<para>
Print records like the SOA records in a verbose
multi-line format with human-readable comments. The
default is to print each record on a single line, to
facilitate machine parsing of the <command>mdig</command>
output.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+[no]question</option></term>
<listitem>
<para>
Print [do not print] the question section of a query
when an answer is returned. The default is to print
the question section as a comment.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+[no]rrcomments</option></term>
<listitem>
<para>
Toggle the display of per-record comments in the
output (for example, human-readable key information
about DNSKEY records). The default is not to print
record comments unless multiline mode is active.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+[no]short</option></term>
<listitem>
<para>
Provide a terse answer. The default is to print the
answer in a verbose form.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+split=W</option></term>
<listitem>
<para>
Split long hex- or base64-formatted fields in resource
records into chunks of <parameter>W</parameter>
characters (where <parameter>W</parameter> is rounded
up to the nearest multiple of 4).
<parameter>+nosplit</parameter> or
<parameter>+split=0</parameter> causes fields not to
be split at all. The default is 56 characters, or
44 characters when multiline mode is active.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+[no]tcp</option></term>
<listitem>
<para>
Use [do not use] TCP when querying name servers. The
default behavior is to use UDP.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+[no]ttlid</option></term>
<listitem>
<para>
Display [do not display] the TTL when printing the
record.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+[no]ttlunits</option></term>
<listitem>
<para>
Display [do not display] the TTL in friendly human-readable
time units of "s", "m", "h", "d", and "w", representing
seconds, minutes, hours, days and weeks. Implies +ttlid.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+[no]vc</option></term>
<listitem>
<para>
Use [do not use] TCP when querying name servers. This
alternate syntax to <parameter>+[no]tcp</parameter>
is provided for backwards compatibility. The "vc"
stands for "virtual circuit".
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsection>
<refsection><info><title>LOCAL OPTIONS</title></info>
<para>
The <option>-c</option> option sets the query class to
<parameter>class</parameter>. It can be any valid query class
which is supported in BIND 9. The default query class is "IN".
</para>
<para>
The <option>-t</option> option sets the query type to
<parameter>type</parameter>. It can be any valid query type
which is supported in BIND 9. The default query type is "A",
unless the <option>-x</option> option is supplied to indicate
a reverse lookup with the "PTR" query type.
</para>
<para>
The <option>-i</option> option sets the reverse domain for
IPv6 addresses to IP6.INT.
</para>
<para>
Reverse lookups &mdash; mapping addresses to names &mdash; are
simplified by the <option>-x</option> option.
<parameter>addr</parameter> is an IPv4
address in dotted-decimal notation, or a colon-delimited IPv6 address.
<command>mdig</command> automatically performs a lookup for a
query name like <literal>11.12.13.10.in-addr.arpa</literal> and
sets the query type and class to PTR and IN respectively.
By default, IPv6 addresses are looked up using nibble format
under the IP6.ARPA domain. To use the older RFC1886 method
using the IP6.INT domain specify the <option>-i</option> option.
</para>
<para>
The local query options are:
<variablelist>
<varlistentry>
<term><option>+[no]aaflag</option></term>
<listitem>
<para>
A synonym for <parameter>+[no]aaonly</parameter>.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+[no]aaonly</option></term>
<listitem>
<para>
Sets the "aa" flag in the query.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+[no]adflag</option></term>
<listitem>
<para>
Set [do not set] the AD (authentic data) bit in the
query. This requests the server to return whether
all of the answer and authority sections have all
been validated as secure according to the security
policy of the server. AD=1 indicates that all records
have been validated as secure and the answer is not
from a OPT-OUT range. AD=0 indicate that some part
of the answer was insecure or not validated. This
bit is set by default.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+bufsize=B</option></term>
<listitem>
<para>
Set the UDP message buffer size advertised using EDNS0
to <parameter>B</parameter> bytes. The maximum and
minimum sizes of this buffer are 65535 and 0 respectively.
Values outside this range are rounded up or down
appropriately. Values other than zero will cause a
EDNS query to be sent.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+[no]cdflag</option></term>
<listitem>
<para>
Set [do not set] the CD (checking disabled) bit in
the query. This requests the server to not perform
DNSSEC validation of responses.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+[no]cookie<optional>=####</optional></option></term>
<listitem>
<para>
Send a COOKIE EDNS option, with optional value.
Replaying a COOKIE from a previous response will allow
the server to identify a previous client. The default
is <option>+nocookie</option>.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+[no]dnssec</option></term>
<listitem>
<para>
Requests DNSSEC records be sent by setting the DNSSEC
OK bit (DO) in the OPT record in the additional section
of the query.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+[no]edns[=#]</option></term>
<listitem>
<para>
Specify the EDNS version to query with. Valid values
are 0 to 255. Setting the EDNS version will cause
a EDNS query to be sent. <option>+noedns</option>
clears the remembered EDNS version. EDNS is set to
0 by default.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+[no]ednsflags[=#]</option></term>
<listitem>
<para>
Set the must-be-zero EDNS flags bits (Z bits) to the
specified value. Decimal, hex and octal encodings are
accepted. Setting a named flag (e.g. DO) will silently be
ignored. By default, no Z bits are set.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+[no]ednsopt[=code[:value]]</option></term>
<listitem>
<para>
Specify EDNS option with code point <option>code</option>
and optionally payload of <option>value</option> as a
hexadecimal string. <option>+noednsopt</option>
clears the EDNS options to be sent.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+[no]expire</option></term>
<listitem>
<para>
Send an EDNS Expire option.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+[no]nsid</option></term>
<listitem>
<para>
Include an EDNS name server ID request when sending
a query.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+[no]recurse</option></term>
<listitem>
<para>
Toggle the setting of the RD (recursion desired) bit
in the query. This bit is set by default, which means
<command>mdig</command> normally sends recursive
queries.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+retry=T</option></term>
<listitem>
<para>
Sets the number of times to retry UDP queries to
server to <parameter>T</parameter> instead of the
default, 2. Unlike <parameter>+tries</parameter>,
this does not include the initial query.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+[no]subnet=addr[/prefix-length]</option></term>
<listitem>
<para>
Send (don't send) an EDNS Client Subnet option with the
specified IP address or network prefix.
</para>
<para>
<command>mdig +subnet=0.0.0.0/0</command>, or simply
<command>mdig +subnet=0</command> for short, sends an EDNS
client-subnet option with an empty address and a source
prefix-length of zero, which signals a resolver that
the client's address information must
<emphasis>not</emphasis> be used when resolving
this query.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+timeout=T</option></term>
<listitem>
<para>
Sets the timeout for a query to
<parameter>T</parameter> seconds. The default
timeout is 5 seconds for UDP transport and 10 for TCP.
An attempt to set <parameter>T</parameter> to less
than 1 will result
in a query timeout of 1 second being applied.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+tries=T</option></term>
<listitem>
<para>
Sets the number of times to try UDP queries to server
to <parameter>T</parameter> instead of the default,
3. If <parameter>T</parameter> is less than or equal
to zero, the number of tries is silently rounded up
to 1.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+udptimeout=T</option></term>
<listitem>
<para>
Sets the timeout between UDP query retries.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+[no]unknownformat</option></term>
<listitem>
<para>
Print all RDATA in unknown RR type presentation format
(RFC 3597). The default is to print RDATA for known types
in the type's presentation format.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>+[no]zflag</option></term>
<listitem>
<para>
Set [do not set] the last unassigned DNS header flag in a
DNS query. This flag is off by default.
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsection>
<refsection><info><title>SEE ALSO</title></info>
<para><citerefentry>
<refentrytitle>dig</refentrytitle><manvolnum>1</manvolnum>
</citerefentry>,
<citetitle>RFC1035</citetitle>.
</para>
</refsection>
</refentry>