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  • Committer: Teddy Hogeborn
  • Date: 2008-08-29 07:14:39 UTC
  • Revision ID: teddy@fukt.bsnet.se-20080829071439-feg1el14hx1abvqg
* mandos-keygen.xml (EXAMPLE): Replaced all occurrences of command
                               name with "&COMMANDNAME;".
* plugin-runner.xml (EXAMPLES): Renamed to "EXAMPLE".  - '' -

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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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"http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
 
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<!ENTITY VERSION "1.0">
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<!ENTITY COMMANDNAME "mandos">
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<!ENTITY TIMESTAMP "2009-09-17">
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<!ENTITY % common SYSTEM "common.ent">
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%common;
 
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<!ENTITY TIMESTAMP "2008-08-29">
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]>
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<refentry xmlns:xi="http://www.w3.org/2001/XInclude">
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   <refentryinfo>
 
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  <refentryinfo>
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    <title>Mandos Manual</title>
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    <!-- NWalsh’s docbook scripts use this to generate the footer: -->
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    <productname>Mandos</productname>
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    <productnumber>&version;</productnumber>
 
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    <productnumber>&VERSION;</productnumber>
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    <date>&TIMESTAMP;</date>
17
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    <authorgroup>
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      <author>
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    </authorgroup>
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    <copyright>
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      <year>2008</year>
35
 
      <year>2009</year>
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      <holder>Teddy Hogeborn</holder>
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      <holder>Björn Påhlsson</holder>
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    </copyright>
39
 
    <xi:include href="legalnotice.xml"/>
 
37
    <legalnotice>
 
38
      <para>
 
39
        This manual page is free software: you can redistribute it
 
40
        and/or modify it under the terms of the GNU General Public
 
41
        License as published by the Free Software Foundation,
 
42
        either version 3 of the License, or (at your option) any
 
43
        later version.
 
44
      </para>
 
45
 
 
46
      <para>
 
47
        This manual page is distributed in the hope that it will
 
48
        be useful, but WITHOUT ANY WARRANTY; without even the
 
49
        implied warranty of MERCHANTABILITY or FITNESS FOR A
 
50
        PARTICULAR PURPOSE.  See the GNU General Public License
 
51
        for more details.
 
52
      </para>
 
53
 
 
54
      <para>
 
55
        You should have received a copy of the GNU General Public
 
56
        License along with this program; If not, see
 
57
        <ulink url="http://www.gnu.org/licenses/"/>.
 
58
      </para>
 
59
    </legalnotice>
40
60
  </refentryinfo>
41
 
  
 
61
 
42
62
  <refmeta>
43
63
    <refentrytitle>&COMMANDNAME;</refentrytitle>
44
64
    <manvolnum>8</manvolnum>
47
67
  <refnamediv>
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    <refname><command>&COMMANDNAME;</command></refname>
49
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    <refpurpose>
50
 
      Gives encrypted passwords to authenticated Mandos clients
 
70
      Sends encrypted passwords to authenticated Mandos clients
51
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    </refpurpose>
52
72
  </refnamediv>
53
 
  
 
73
 
54
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  <refsynopsisdiv>
55
75
    <cmdsynopsis>
56
76
      <command>&COMMANDNAME;</command>
57
 
      <group>
58
 
        <arg choice="plain"><option>--interface
59
 
        <replaceable>NAME</replaceable></option></arg>
60
 
        <arg choice="plain"><option>-i
61
 
        <replaceable>NAME</replaceable></option></arg>
62
 
      </group>
63
 
      <sbr/>
64
 
      <group>
65
 
        <arg choice="plain"><option>--address
66
 
        <replaceable>ADDRESS</replaceable></option></arg>
67
 
        <arg choice="plain"><option>-a
68
 
        <replaceable>ADDRESS</replaceable></option></arg>
69
 
      </group>
70
 
      <sbr/>
71
 
      <group>
72
 
        <arg choice="plain"><option>--port
73
 
        <replaceable>PORT</replaceable></option></arg>
74
 
        <arg choice="plain"><option>-p
75
 
        <replaceable>PORT</replaceable></option></arg>
76
 
      </group>
77
 
      <sbr/>
78
 
      <arg><option>--priority
79
 
      <replaceable>PRIORITY</replaceable></option></arg>
80
 
      <sbr/>
81
 
      <arg><option>--servicename
82
 
      <replaceable>NAME</replaceable></option></arg>
83
 
      <sbr/>
84
 
      <arg><option>--configdir
85
 
      <replaceable>DIRECTORY</replaceable></option></arg>
86
 
      <sbr/>
87
 
      <arg><option>--debug</option></arg>
88
 
      <sbr/>
89
 
      <arg><option>--no-dbus</option></arg>
90
 
      <sbr/>
91
 
      <arg><option>--no-ipv6</option></arg>
 
77
      <arg>--interface<arg choice="plain">NAME</arg></arg>
 
78
      <arg>--address<arg choice="plain">ADDRESS</arg></arg>
 
79
      <arg>--port<arg choice="plain">PORT</arg></arg>
 
80
      <arg>--priority<arg choice="plain">PRIORITY</arg></arg>
 
81
      <arg>--servicename<arg choice="plain">NAME</arg></arg>
 
82
      <arg>--configdir<arg choice="plain">DIRECTORY</arg></arg>
 
83
      <arg>--debug</arg>
 
84
    </cmdsynopsis>
 
85
    <cmdsynopsis>
 
86
      <command>&COMMANDNAME;</command>
 
87
      <arg>-i<arg choice="plain">NAME</arg></arg>
 
88
      <arg>-a<arg choice="plain">ADDRESS</arg></arg>
 
89
      <arg>-p<arg choice="plain">PORT</arg></arg>
 
90
      <arg>--priority<arg choice="plain">PRIORITY</arg></arg>
 
91
      <arg>--servicename<arg choice="plain">NAME</arg></arg>
 
92
      <arg>--configdir<arg choice="plain">DIRECTORY</arg></arg>
 
93
      <arg>--debug</arg>
92
94
    </cmdsynopsis>
93
95
    <cmdsynopsis>
94
96
      <command>&COMMANDNAME;</command>
95
97
      <group choice="req">
96
 
        <arg choice="plain"><option>--help</option></arg>
97
 
        <arg choice="plain"><option>-h</option></arg>
 
98
        <arg choice="plain">-h</arg>
 
99
        <arg choice="plain">--help</arg>
98
100
      </group>
99
101
    </cmdsynopsis>
100
102
    <cmdsynopsis>
101
103
      <command>&COMMANDNAME;</command>
102
 
      <arg choice="plain"><option>--version</option></arg>
 
104
      <arg choice="plain">--version</arg>
103
105
    </cmdsynopsis>
104
106
    <cmdsynopsis>
105
107
      <command>&COMMANDNAME;</command>
106
 
      <arg choice="plain"><option>--check</option></arg>
 
108
      <arg choice="plain">--check</arg>
107
109
    </cmdsynopsis>
108
110
  </refsynopsisdiv>
109
 
  
 
111
 
110
112
  <refsect1 id="description">
111
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    <title>DESCRIPTION</title>
112
114
    <para>
121
123
      Any authenticated client is then given the stored pre-encrypted
122
124
      password for that specific client.
123
125
    </para>
 
126
 
124
127
  </refsect1>
125
128
  
126
129
  <refsect1 id="purpose">
127
130
    <title>PURPOSE</title>
 
131
 
128
132
    <para>
129
133
      The purpose of this is to enable <emphasis>remote and unattended
130
134
      rebooting</emphasis> of client host computer with an
131
135
      <emphasis>encrypted root file system</emphasis>.  See <xref
132
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      linkend="overview"/> for details.
133
137
    </para>
 
138
 
134
139
  </refsect1>
135
140
  
136
141
  <refsect1 id="options">
137
142
    <title>OPTIONS</title>
 
143
 
138
144
    <variablelist>
139
145
      <varlistentry>
140
 
        <term><option>--help</option></term>
141
 
        <term><option>-h</option></term>
 
146
        <term><literal>-h</literal>, <literal>--help</literal></term>
142
147
        <listitem>
143
148
          <para>
144
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            Show a help message and exit
145
150
          </para>
146
151
        </listitem>
147
152
      </varlistentry>
148
 
      
 
153
 
149
154
      <varlistentry>
150
 
        <term><option>--interface</option>
151
 
        <replaceable>NAME</replaceable></term>
152
 
        <term><option>-i</option>
153
 
        <replaceable>NAME</replaceable></term>
 
155
        <term><literal>-i</literal>, <literal>--interface <replaceable
 
156
        >NAME</replaceable></literal></term>
154
157
        <listitem>
155
158
          <xi:include href="mandos-options.xml" xpointer="interface"/>
156
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        </listitem>
157
160
      </varlistentry>
158
 
      
 
161
 
159
162
      <varlistentry>
160
 
        <term><option>--address
161
 
        <replaceable>ADDRESS</replaceable></option></term>
162
 
        <term><option>-a
163
 
        <replaceable>ADDRESS</replaceable></option></term>
 
163
        <term><literal>-a</literal>, <literal>--address <replaceable>
 
164
        ADDRESS</replaceable></literal></term>
164
165
        <listitem>
165
166
          <xi:include href="mandos-options.xml" xpointer="address"/>
166
167
        </listitem>
167
168
      </varlistentry>
168
 
      
 
169
 
169
170
      <varlistentry>
170
 
        <term><option>--port
171
 
        <replaceable>PORT</replaceable></option></term>
172
 
        <term><option>-p
173
 
        <replaceable>PORT</replaceable></option></term>
 
171
        <term><literal>-p</literal>, <literal>--port <replaceable>
 
172
        PORT</replaceable></literal></term>
174
173
        <listitem>
175
174
          <xi:include href="mandos-options.xml" xpointer="port"/>
176
175
        </listitem>
177
176
      </varlistentry>
178
 
      
 
177
 
179
178
      <varlistentry>
180
 
        <term><option>--check</option></term>
 
179
        <term><literal>--check</literal></term>
181
180
        <listitem>
182
181
          <para>
183
182
            Run the server’s self-tests.  This includes any unit
185
184
          </para>
186
185
        </listitem>
187
186
      </varlistentry>
188
 
      
 
187
 
189
188
      <varlistentry>
190
 
        <term><option>--debug</option></term>
 
189
        <term><literal>--debug</literal></term>
191
190
        <listitem>
192
191
          <xi:include href="mandos-options.xml" xpointer="debug"/>
193
192
        </listitem>
194
193
      </varlistentry>
195
 
      
 
194
 
196
195
      <varlistentry>
197
 
        <term><option>--priority <replaceable>
198
 
        PRIORITY</replaceable></option></term>
 
196
        <term><literal>--priority <replaceable>
 
197
        PRIORITY</replaceable></literal></term>
199
198
        <listitem>
200
199
          <xi:include href="mandos-options.xml" xpointer="priority"/>
201
200
        </listitem>
202
201
      </varlistentry>
203
 
      
 
202
 
204
203
      <varlistentry>
205
 
        <term><option>--servicename
206
 
        <replaceable>NAME</replaceable></option></term>
 
204
        <term><literal>--servicename <replaceable>NAME</replaceable>
 
205
        </literal></term>
207
206
        <listitem>
208
207
          <xi:include href="mandos-options.xml"
209
208
                      xpointer="servicename"/>
210
209
        </listitem>
211
210
      </varlistentry>
212
 
      
 
211
 
213
212
      <varlistentry>
214
 
        <term><option>--configdir
215
 
        <replaceable>DIRECTORY</replaceable></option></term>
 
213
        <term><literal>--configdir <replaceable>DIR</replaceable>
 
214
        </literal></term>
216
215
        <listitem>
217
216
          <para>
218
217
            Directory to search for configuration files.  Default is
224
223
          </para>
225
224
        </listitem>
226
225
      </varlistentry>
227
 
      
 
226
 
228
227
      <varlistentry>
229
 
        <term><option>--version</option></term>
 
228
        <term><literal>--version</literal></term>
230
229
        <listitem>
231
230
          <para>
232
231
            Prints the program version and exit.
233
232
          </para>
234
233
        </listitem>
235
234
      </varlistentry>
236
 
      
237
 
      <varlistentry>
238
 
        <term><option>--no-dbus</option></term>
239
 
        <listitem>
240
 
          <xi:include href="mandos-options.xml" xpointer="dbus"/>
241
 
          <para>
242
 
            See also <xref linkend="dbus_interface"/>.
243
 
          </para>
244
 
        </listitem>
245
 
      </varlistentry>
246
 
      
247
 
      <varlistentry>
248
 
        <term><option>--no-ipv6</option></term>
249
 
        <listitem>
250
 
          <xi:include href="mandos-options.xml" xpointer="ipv6"/>
251
 
        </listitem>
252
 
      </varlistentry>
253
235
    </variablelist>
254
236
  </refsect1>
255
 
  
 
237
 
256
238
  <refsect1 id="overview">
257
239
    <title>OVERVIEW</title>
258
240
    <xi:include href="overview.xml"/>
259
241
    <para>
260
242
      This program is the server part.  It is a normal server program
261
243
      and will run in a normal system environment, not in an initial
262
 
      <acronym>RAM</acronym> disk environment.
 
244
      RAM disk environment.
263
245
    </para>
264
246
  </refsect1>
265
 
  
 
247
 
266
248
  <refsect1 id="protocol">
267
249
    <title>NETWORK PROTOCOL</title>
268
250
    <para>
320
302
      </row>
321
303
    </tbody></tgroup></table>
322
304
  </refsect1>
323
 
  
 
305
 
324
306
  <refsect1 id="checking">
325
307
    <title>CHECKING</title>
326
308
    <para>
327
309
      The server will, by default, continually check that the clients
328
310
      are still up.  If a client has not been confirmed as being up
329
311
      for some time, the client is assumed to be compromised and is no
330
 
      longer eligible to receive the encrypted password.  (Manual
331
 
      intervention is required to re-enable a client.)  The timeout,
 
312
      longer eligible to receive the encrypted password.  The timeout,
332
313
      checker program, and interval between checks can be configured
333
314
      both globally and per client; see <citerefentry>
334
315
      <refentrytitle>mandos-clients.conf</refentrytitle>
335
 
      <manvolnum>5</manvolnum></citerefentry>.  A client successfully
336
 
      receiving its password will also be treated as a successful
337
 
      checker run.
 
316
      <manvolnum>5</manvolnum></citerefentry>.
338
317
    </para>
339
318
  </refsect1>
340
 
  
 
319
 
341
320
  <refsect1 id="logging">
342
321
    <title>LOGGING</title>
343
322
    <para>
347
326
      and also show them on the console.
348
327
    </para>
349
328
  </refsect1>
350
 
  
351
 
  <refsect1 id="dbus_interface">
352
 
    <title>D-BUS INTERFACE</title>
353
 
    <para>
354
 
      The server will by default provide a D-Bus system bus interface.
355
 
      This interface will only be accessible by the root user or a
356
 
      Mandos-specific user, if such a user exists.
357
 
      <!-- XXX -->
358
 
    </para>
359
 
  </refsect1>
360
 
  
 
329
 
361
330
  <refsect1 id="exit_status">
362
331
    <title>EXIT STATUS</title>
363
332
    <para>
365
334
      critical error is encountered.
366
335
    </para>
367
336
  </refsect1>
368
 
  
 
337
 
369
338
  <refsect1 id="environment">
370
339
    <title>ENVIRONMENT</title>
371
340
    <variablelist>
372
341
      <varlistentry>
373
 
        <term><envar>PATH</envar></term>
 
342
        <term><varname>PATH</varname></term>
374
343
        <listitem>
375
344
          <para>
376
345
            To start the configured checker (see <xref
385
354
      </varlistentry>
386
355
    </variablelist>
387
356
  </refsect1>
388
 
  
389
 
  <refsect1 id="files">
 
357
 
 
358
  <refsect1 id="file">
390
359
    <title>FILES</title>
391
360
    <para>
392
361
      Use the <option>--configdir</option> option to change where
415
384
        </listitem>
416
385
      </varlistentry>
417
386
      <varlistentry>
418
 
        <term><filename>/var/run/mandos.pid</filename></term>
 
387
        <term><filename>/var/run/mandos/mandos.pid</filename></term>
419
388
        <listitem>
420
389
          <para>
421
390
            The file containing the process id of
456
425
      Currently, if a client is declared <quote>invalid</quote> due to
457
426
      having timed out, the server does not record this fact onto
458
427
      permanent storage.  This has some security implications, see
459
 
      <xref linkend="clients"/>.
 
428
      <xref linkend="CLIENTS"/>.
460
429
    </para>
461
430
    <para>
462
431
      There is currently no way of querying the server of the current
470
439
      Debug mode is conflated with running in the foreground.
471
440
    </para>
472
441
    <para>
473
 
      The console log messages do not show a time stamp.
474
 
    </para>
475
 
    <para>
476
 
      This server does not check the expire time of clients’ OpenPGP
477
 
      keys.
 
442
      The console log messages does not show a timestamp.
478
443
    </para>
479
444
  </refsect1>
480
445
  
515
480
      </para>
516
481
    </informalexample>
517
482
  </refsect1>
518
 
  
 
483
 
519
484
  <refsect1 id="security">
520
485
    <title>SECURITY</title>
521
 
    <refsect2 id="server">
 
486
    <refsect2 id="SERVER">
522
487
      <title>SERVER</title>
523
488
      <para>
524
489
        Running this <command>&COMMANDNAME;</command> server program
525
490
        should not in itself present any security risk to the host
526
 
        computer running it.  The program switches to a non-root user
527
 
        soon after startup.
 
491
        computer running it.  The program does not need any special
 
492
        privileges to run, and is designed to run as a non-root user.
528
493
      </para>
529
494
    </refsect2>
530
 
    <refsect2 id="clients">
 
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    <refsect2 id="CLIENTS">
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      <title>CLIENTS</title>
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497
      <para>
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        The server only gives out its stored data to clients which
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505
        <citerefentry><refentrytitle>mandos-clients.conf</refentrytitle>
541
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        <manvolnum>5</manvolnum></citerefentry>)
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        <emphasis>must</emphasis> be made non-readable by anyone
543
 
        except the user starting the server (usually root).
 
508
        except the user running the server.
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509
      </para>
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510
      <para>
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        As detailed in <xref linkend="checking"/>, the status of all
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        restarting servers if it is suspected that a client has, in
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        fact, been compromised by parties who may now be running a
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        fake Mandos client with the keys from the non-encrypted
560
 
        initial <acronym>RAM</acronym> image of the client host.  What
561
 
        should be done in that case (if restarting the server program
562
 
        really is necessary) is to stop the server program, edit the
 
525
        initial RAM image of the client host.  What should be done in
 
526
        that case (if restarting the server program really is
 
527
        necessary) is to stop the server program, edit the
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        configuration file to omit any suspect clients, and restart
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        the server program.
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      </para>
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      <para>
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        For more details on client-side security, see
568
 
        <citerefentry><refentrytitle>mandos-client</refentrytitle>
 
533
        <citerefentry><refentrytitle>password-request</refentrytitle>
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        <manvolnum>8mandos</manvolnum></citerefentry>.
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      </para>
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    </refsect2>
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  </refsect1>
573
 
  
 
538
 
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  <refsect1 id="see_also">
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    <title>SEE ALSO</title>
576
541
    <para>
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542
      <citerefentry>
 
543
        <refentrytitle>mandos.conf</refentrytitle>
 
544
        <manvolnum>5</manvolnum></citerefentry>, <citerefentry>
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        <refentrytitle>mandos-clients.conf</refentrytitle>
579
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        <manvolnum>5</manvolnum></citerefentry>, <citerefentry>
580
 
        <refentrytitle>mandos.conf</refentrytitle>
581
 
        <manvolnum>5</manvolnum></citerefentry>, <citerefentry>
582
 
        <refentrytitle>mandos-client</refentrytitle>
 
547
        <refentrytitle>password-request</refentrytitle>
583
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        <manvolnum>8mandos</manvolnum></citerefentry>, <citerefentry>
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        <refentrytitle>sh</refentrytitle><manvolnum>1</manvolnum>
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      </citerefentry>