22
The Postfix <a href="sendmail.1.html"><b>sendmail</b>(1)</a> command implements the Postfix to
23
Sendmail compatibility interface. For the sake of compat-
24
ibility with existing applications, some Sendmail command-
25
line options are recognized but silently ignored.
27
By default, Postfix <a href="sendmail.1.html"><b>sendmail</b>(1)</a> reads a message from stan-
28
dard input until EOF or until it reads a line with only a
29
<b>.</b> character, and arranges for delivery. Postfix <a href="sendmail.1.html"><b>send-</b></a>
30
<a href="sendmail.1.html"><b>mail</b>(1)</a> relies on the <a href="postdrop.1.html"><b>postdrop</b>(1)</a> command to create a
31
queue file in the <b>maildrop</b> directory.
33
Specific command aliases are provided for other common
36
<b>mailq</b> List the mail queue. Each entry shows the queue
37
file ID, message size, arrival time, sender, and
38
the recipients that still need to be delivered. If
39
mail could not be delivered upon the last attempt,
40
the reason for failure is shown. The queue ID
41
string is followed by an optional status character:
43
<b>*</b> The message is in the <b>active</b> queue, i.e. the
44
message is selected for delivery.
46
<b>!</b> The message is in the <b>hold</b> queue, i.e. no
47
further delivery attempt will be made until
48
the mail is taken off hold.
50
This mode of operation is implemented by executing
51
the <a href="postqueue.1.html"><b>postqueue</b>(1)</a> command.
22
The Postfix <a href="sendmail.1.html"><b>sendmail</b>(1)</a> command implements the Postfix to Sendmail com-
23
patibility interface. For the sake of compatibility with existing
24
applications, some Sendmail command-line options are recognized but
27
By default, Postfix <a href="sendmail.1.html"><b>sendmail</b>(1)</a> reads a message from standard input
28
until EOF or until it reads a line with only a <b>.</b> character, and
29
arranges for delivery. Postfix <a href="sendmail.1.html"><b>sendmail</b>(1)</a> relies on the <a href="postdrop.1.html"><b>postdrop</b>(1)</a>
30
command to create a queue file in the <b>maildrop</b> directory.
32
Specific command aliases are provided for other common modes of opera-
35
<b>mailq</b> List the mail queue. Each entry shows the queue file ID, message
36
size, arrival time, sender, and the recipients that still need
37
to be delivered. If mail could not be delivered upon the last
38
attempt, the reason for failure is shown. The queue ID string is
39
followed by an optional status character:
41
<b>*</b> The message is in the <b>active</b> queue, i.e. the message is
42
selected for delivery.
44
<b>!</b> The message is in the <b>hold</b> queue, i.e. no further deliv-
45
ery attempt will be made until the mail is taken off
48
This mode of operation is implemented by executing the
49
<a href="postqueue.1.html"><b>postqueue</b>(1)</a> command.
54
Initialize the alias database. If no input file is
55
specified (with the <b>-oA</b> option, see below), the
56
program processes the file(s) specified with the
57
<b><a href="postconf.5.html#alias_database">alias_database</a></b> configuration parameter. If no
58
alias database type is specified, the program uses
59
the type specified with the <b><a href="postconf.5.html#default_database_type">default_database_type</a></b>
60
configuration parameter. This mode of operation is
61
implemented by running the <a href="postalias.1.html"><b>postalias</b>(1)</a> command.
63
Note: it may take a minute or so before an alias
64
database update becomes visible. Use the "<b>postfix</b>
65
<b>reload</b>" command to eliminate this delay.
67
These and other features can be selected by specifying the
68
appropriate combination of command-line options. Some fea-
69
tures are controlled by parameters in the <a href="postconf.5.html"><b>main.cf</b></a> configu-
52
Initialize the alias database. If no input file is specified
53
(with the <b>-oA</b> option, see below), the program processes the
54
file(s) specified with the <b><a href="postconf.5.html#alias_database">alias_database</a></b> configuration parame-
55
ter. If no alias database type is specified, the program uses
56
the type specified with the <b><a href="postconf.5.html#default_database_type">default_database_type</a></b> configuration
57
parameter. This mode of operation is implemented by running the
58
<a href="postalias.1.html"><b>postalias</b>(1)</a> command.
60
Note: it may take a minute or so before an alias database update
61
becomes visible. Use the "<b>postfix reload</b>" command to eliminate
64
These and other features can be selected by specifying the appropriate
65
combination of command-line options. Some features are controlled by
66
parameters in the <a href="postconf.5.html"><b>main.cf</b></a> configuration file.
72
68
The following options are recognized:
74
70
<b>-Am</b> (ignored)
76
72
<b>-Ac</b> (ignored)
77
Postfix sendmail uses the same configuration file
78
regardless of whether or not a message is an ini-
73
Postfix sendmail uses the same configuration file regardless of
74
whether or not a message is an initial submission.
81
76
<b>-B</b> <i>body</i><b>_</b><i>type</i>
82
77
The message body MIME type: <b>7BIT</b> or <b>8BITMIME</b>.
84
<b>-bd</b> Go into daemon mode. This mode of operation is
85
implemented by executing the "<b>postfix start</b>" com-
79
<b>-bd</b> Go into daemon mode. This mode of operation is implemented by
80
executing the "<b>postfix start</b>" command.
88
82
<b>-bh</b> (ignored)
90
84
<b>-bH</b> (ignored)
91
85
Postfix has no persistent host status database.
93
<b>-bi</b> Initialize alias database. See the <b>newaliases</b> com-
96
<b>-bl</b> Go into daemon mode. To accept only local connec-
97
tions as with Sendmail's <b>-bl</b> option, specify
98
"<b><a href="postconf.5.html#inet_interfaces">inet_interfaces</a> = loopback</b>" in the Postfix <a href="postconf.5.html"><b>main.cf</b></a>
101
<b>-bm</b> Read mail from standard input and arrange for
102
delivery. This is the default mode of operation.
87
<b>-bi</b> Initialize alias database. See the <b>newaliases</b> command above.
89
<b>-bl</b> Go into daemon mode. To accept only local connections as with
90
Sendmail's <b>-bl</b> option, specify "<b><a href="postconf.5.html#inet_interfaces">inet_interfaces</a> = loopback</b>" in
91
the Postfix <a href="postconf.5.html"><b>main.cf</b></a> configuration file.
93
<b>-bm</b> Read mail from standard input and arrange for delivery. This is
94
the default mode of operation.
104
96
<b>-bp</b> List the mail queue. See the <b>mailq</b> command above.
106
<b>-bs</b> Stand-alone SMTP server mode. Read SMTP commands
107
from standard input, and write responses to stan-
108
dard output. In stand-alone SMTP server mode, mail
109
relaying and other access controls are disabled by
110
default. To enable them, run the process as the
98
<b>-bs</b> Stand-alone SMTP server mode. Read SMTP commands from standard
99
input, and write responses to standard output. In stand-alone
100
SMTP server mode, mail relaying and other access controls are
101
disabled by default. To enable them, run the process as the
111
102
<b><a href="postconf.5.html#mail_owner">mail_owner</a></b> user.
113
This mode of operation is implemented by running
114
the <a href="smtpd.8.html"><b>smtpd</b>(8)</a> daemon.
116
<b>-bv</b> Do not collect or deliver a message. Instead, send
117
an email report after verifying each recipient
118
address. This is useful for testing address
119
rewriting and routing configurations.
121
This feature is available in Postfix version 2.1
104
This mode of operation is implemented by running the <a href="smtpd.8.html"><b>smtpd</b>(8)</a>
107
<b>-bv</b> Do not collect or deliver a message. Instead, send an email
108
report after verifying each recipient address. This is useful
109
for testing address rewriting and routing configurations.
111
This feature is available in Postfix version 2.1 and later.
124
113
<b>-C</b> <i>config</i><b>_</b><i>file</i>
126
115
<b>-C</b> <i>config</i><b>_</b><i>dir</i>
127
The path name of the Postfix <a href="postconf.5.html"><b>main.cf</b></a> file, or of
128
its parent directory. This information is ignored
129
with Postfix versions before 2.3.
116
The path name of the Postfix <a href="postconf.5.html"><b>main.cf</b></a> file, or of its parent
117
directory. This information is ignored with Postfix versions
131
With all Postfix versions, you can specify a direc-
132
tory pathname with the MAIL_CONFIG environment
133
variable to override the location of configuration
120
With all Postfix versions, you can specify a directory pathname
121
with the MAIL_CONFIG environment variable to override the loca-
122
tion of configuration files.
136
124
<b>-F</b> <i>full</i><b>_</b><i>name</i>
137
Set the sender full name. This overrides the NAME
138
environment variable, and is used only with mes-
139
sages that have no <b>From:</b> message header.
125
Set the sender full name. This overrides the NAME environment
126
variable, and is used only with messages that have no <b>From:</b> mes-
141
129
<b>-f</b> <i>sender</i>
142
Set the envelope sender address. This is the
143
address where delivery problems are sent to. With
144
Postfix versions before 2.1, the <b>Errors-To:</b> message
145
header overrides the error return address.
147
<b>-G</b> Gateway (relay) submission, as opposed to initial
148
user submission. Either do not rewrite addresses
149
at all, or update incomplete addresses with the
150
domain information specified with <b>remote_header_re-</b>
153
This option is ignored before Postfix version 2.3.
130
Set the envelope sender address. This is the address where
131
delivery problems are sent to. With Postfix versions before 2.1,
132
the <b>Errors-To:</b> message header overrides the error return
135
<b>-G</b> Gateway (relay) submission, as opposed to initial user submis-
136
sion. Either do not rewrite addresses at all, or update incom-
137
plete addresses with the domain information specified with
138
<b><a href="postconf.5.html#remote_header_rewrite_domain">remote_header_rewrite_domain</a></b>.
140
This option is ignored before Postfix version 2.3.
155
142
<b>-h</b> <i>hop</i><b>_</b><i>count</i> (ignored)
156
Hop count limit. Use the <b><a href="postconf.5.html#hopcount_limit">hopcount_limit</a></b> configura-
157
tion parameter instead.
159
<b>-I</b> Initialize alias database. See the <b>newaliases</b> com-
162
<b>-i</b> When reading a message from standard input, don't
163
treat a line with only a <b>.</b> character as the end of
143
Hop count limit. Use the <b><a href="postconf.5.html#hopcount_limit">hopcount_limit</a></b> configuration parameter
146
<b>-I</b> Initialize alias database. See the <b>newaliases</b> command above.
148
<b>-i</b> When reading a message from standard input, don't treat a line
149
with only a <b>.</b> character as the end of input.
166
151
<b>-L</b> <i>label</i> (ignored)
167
The logging label. Use the <b><a href="postconf.5.html#syslog_name">syslog_name</a></b> configura-
168
tion parameter instead.
152
The logging label. Use the <b><a href="postconf.5.html#syslog_name">syslog_name</a></b> configuration parameter
170
155
<b>-m</b> (ignored)
171
156
Backwards compatibility.
173
158
<b>-N</b> <i>dsn</i> (default: 'delay, failure')
174
Delivery status notification control. Specify
175
either a comma-separated list with one or more of
176
<b>failure</b> (send notification when delivery fails),
177
<b>delay</b> (send notification when delivery is delayed),
178
or <b>success</b> (send notification when the message is
179
delivered); or specify <b>never</b> (don't send any noti-
159
Delivery status notification control. Specify either a comma-
160
separated list with one or more of <b>failure</b> (send notification
161
when delivery fails), <b>delay</b> (send notification when delivery is
162
delayed), or <b>success</b> (send notification when the message is
163
delivered); or specify <b>never</b> (don't send any notifications at
182
166
This feature is available in Postfix 2.3 and later.
185
169
Backwards compatibility.
187
171
<b>-oA</b><i>alias</i><b>_</b><i>database</i>
188
Non-default alias database. Specify <i>pathname</i> or
189
<i>type</i>:<i>pathname</i>. See <a href="postalias.1.html"><b>postalias</b>(1)</a> for details.
172
Non-default alias database. Specify <i>pathname</i> or <i>type</i>:<i>pathname</i>.
173
See <a href="postalias.1.html"><b>postalias</b>(1)</a> for details.
191
175
<b>-O</b> <i>option=value</i> (ignored)
192
Set the named <i>option</i> to <i>value</i>. Use the equivalent
193
configuration parameter in <a href="postconf.5.html"><b>main.cf</b></a> instead.
176
Set the named <i>option</i> to <i>value</i>. Use the equivalent configuration
177
parameter in <a href="postconf.5.html"><b>main.cf</b></a> instead.
195
179
<b>-o7</b> (ignored)
197
181
<b>-o8</b> (ignored)
198
To send 8-bit or binary content, use an appropriate
199
MIME encapsulation and specify the appropriate <b>-B</b>
182
To send 8-bit or binary content, use an appropriate MIME encap-
183
sulation and specify the appropriate <b>-B</b> command-line option.
202
<b>-oi</b> When reading a message from standard input, don't
203
treat a line with only a <b>.</b> character as the end of
185
<b>-oi</b> When reading a message from standard input, don't treat a line
186
with only a <b>.</b> character as the end of input.
206
188
<b>-om</b> (ignored)
207
The sender is never eliminated from alias etc.
189
The sender is never eliminated from alias etc. expansions.
210
191
<b>-o</b> <i>x value</i> (ignored)
211
Set option <i>x</i> to <i>value</i>. Use the equivalent configu-
212
ration parameter in <a href="postconf.5.html"><b>main.cf</b></a> instead.
192
Set option <i>x</i> to <i>value</i>. Use the equivalent configuration parame-
193
ter in <a href="postconf.5.html"><b>main.cf</b></a> instead.
214
195
<b>-r</b> <i>sender</i>
215
Set the envelope sender address. This is the
216
address where delivery problems are sent to. With
217
Postfix versions before 2.1, the <b>Errors-To:</b> message
218
header overrides the error return address.
196
Set the envelope sender address. This is the address where
197
delivery problems are sent to. With Postfix versions before 2.1,
198
the <b>Errors-To:</b> message header overrides the error return
220
201
<b>-R</b> <i>return</i>
221
Delivery status notification control. Specify
222
"hdrs" to return only the header when a message
223
bounces, "full" to return a full copy (the default
202
Delivery status notification control. Specify "hdrs" to return
203
only the header when a message bounces, "full" to return a full
204
copy (the default behavior).
226
The <b>-R</b> option specifies an upper bound; Postfix
227
will return only the header, when a full copy would
228
exceed the <a href="postconf.5.html#bounce_size_limit">bounce_size_limit</a> setting.
206
The <b>-R</b> option specifies an upper bound; Postfix will return only
207
the header, when a full copy would exceed the <a href="postconf.5.html#bounce_size_limit">bounce_size_limit</a>
230
210
This option is ignored before Postfix version 2.10.
232
<b>-q</b> Attempt to deliver all queued mail. This is imple-
233
mented by executing the <a href="postqueue.1.html"><b>postqueue</b>(1)</a> command.
212
<b>-q</b> Attempt to deliver all queued mail. This is implemented by exe-
213
cuting the <a href="postqueue.1.html"><b>postqueue</b>(1)</a> command.
235
Warning: flushing undeliverable mail frequently
236
will result in poor delivery performance of all
215
Warning: flushing undeliverable mail frequently will result in
216
poor delivery performance of all other mail.
239
218
<b>-q</b><i>interval</i> (ignored)
240
The interval between queue runs. Use the
241
<b><a href="postconf.5.html#queue_run_delay">queue_run_delay</a></b> configuration parameter instead.
219
The interval between queue runs. Use the <b><a href="postconf.5.html#queue_run_delay">queue_run_delay</a></b> config-
220
uration parameter instead.
243
222
<b>-qI</b><i>queueid</i>
244
Schedule immediate delivery of mail with the speci-
245
fied queue ID. This option is implemented by exe-
246
cuting the <a href="postqueue.1.html"><b>postqueue</b>(1)</a> command, and is available
247
with Postfix version 2.4 and later.
223
Schedule immediate delivery of mail with the specified queue ID.
224
This option is implemented by executing the <a href="postqueue.1.html"><b>postqueue</b>(1)</a> com-
225
mand, and is available with Postfix version 2.4 and later.
249
227
<b>-qR</b><i>site</i>
250
Schedule immediate delivery of all mail that is
251
queued for the named <i>site</i>. This option accepts only
252
<i>site</i> names that are eligible for the "fast flush"
253
service, and is implemented by executing the
254
<a href="postqueue.1.html"><b>postqueue</b>(1)</a> command. See <a href="flush.8.html"><b>flush</b>(8)</a> for more infor-
255
mation about the "fast flush" service.
228
Schedule immediate delivery of all mail that is queued for the
229
named <i>site</i>. This option accepts only <i>site</i> names that are eligi-
230
ble for the "fast flush" service, and is implemented by execut-
231
ing the <a href="postqueue.1.html"><b>postqueue</b>(1)</a> command. See <a href="flush.8.html"><b>flush</b>(8)</a> for more information
232
about the "fast flush" service.
257
234
<b>-qS</b><i>site</i>
258
This command is not implemented. Use the slower
259
"<b>sendmail -q</b>" command instead.
261
<b>-t</b> Extract recipients from message headers. These are
262
added to any recipients specified on the command
265
With Postfix versions prior to 2.1, this option
266
requires that no recipient addresses are specified
235
This command is not implemented. Use the slower "<b>sendmail -q</b>"
238
<b>-t</b> Extract recipients from message headers. These are added to any
239
recipients specified on the command line.
241
With Postfix versions prior to 2.1, this option requires that no
242
recipient addresses are specified on the command line.
269
244
<b>-U</b> (ignored)
270
245
Initial user submission.
272
247
<b>-V</b> <i>envid</i>
273
Specify the envelope ID for notification by servers
248
Specify the envelope ID for notification by servers that support
276
251
This feature is available in Postfix 2.3 and later.
278
253
<b>-XV</b> (Postfix 2.2 and earlier: <b>-V</b>)
279
Variable Envelope Return Path. Given an envelope
280
sender address of the form <i>owner-listname</i>@<i>origin</i>,
281
each recipient <i>user</i>@<i>domain</i> receives mail with a
282
personalized envelope sender address.
254
Variable Envelope Return Path. Given an envelope sender address
255
of the form <i>owner-listname</i>@<i>origin</i>, each recipient <i>user</i>@<i>domain</i>
256
receives mail with a personalized envelope sender address.
284
By default, the personalized envelope sender
285
address is <i>owner-listname</i><b>+</b><i>user</i><b>=</b><i>domain</i>@<i>origin</i>. The
286
default <b>+</b> and <b>=</b> characters are configurable with
287
the <b><a href="postconf.5.html#default_verp_delimiters">default_verp_delimiters</a></b> configuration parame-
258
By default, the personalized envelope sender address is <i>owner-</i>
259
<i>listname</i><b>+</b><i>user</i><b>=</b><i>domain</i>@<i>origin</i>. The default <b>+</b> and <b>=</b> characters are
260
configurable with the <b><a href="postconf.5.html#default_verp_delimiters">default_verp_delimiters</a></b> configuration
290
263
<b>-XV</b><i>xy</i> (Postfix 2.2 and earlier: <b>-V</b><i>xy</i>)
291
As <b>-XV</b>, but uses <i>x</i> and <i>y</i> as the VERP delimiter
292
characters, instead of the characters specified
293
with the <b><a href="postconf.5.html#default_verp_delimiters">default_verp_delimiters</a></b> configuration
264
As <b>-XV</b>, but uses <i>x</i> and <i>y</i> as the VERP delimiter characters,
265
instead of the characters specified with the <b><a href="postconf.5.html#default_verp_delimiters">default_verp_delim</a>-</b>
266
<b><a href="postconf.5.html#default_verp_delimiters">iters</a></b> configuration parameter.
296
<b>-v</b> Send an email report of the first delivery attempt
297
(Postfix versions 2.1 and later). Mail delivery
298
always happens in the background. When multiple <b>-v</b>
299
options are given, enable verbose logging for
268
<b>-v</b> Send an email report of the first delivery attempt (Postfix ver-
269
sions 2.1 and later). Mail delivery always happens in the back-
270
ground. When multiple <b>-v</b> options are given, enable verbose log-
271
ging for debugging purposes.
302
273
<b>-X</b> <i>log</i><b>_</b><i>file</i> (ignored)
303
Log mailer traffic. Use the <b><a href="postconf.5.html#debug_peer_list">debug_peer_list</a></b> and
304
<b><a href="postconf.5.html#debug_peer_level">debug_peer_level</a></b> configuration parameters instead.
274
Log mailer traffic. Use the <b><a href="postconf.5.html#debug_peer_list">debug_peer_list</a></b> and <b><a href="postconf.5.html#debug_peer_level">debug_peer_level</a></b>
275
configuration parameters instead.
307
By design, this program is not set-user (or group) id.
308
However, it must handle data from untrusted, possibly
309
remote, users. Thus, the usual precautions need to be
310
taken against malicious inputs.
278
By design, this program is not set-user (or group) id. However, it must
279
handle data from untrusted, possibly remote, users. Thus, the usual
280
precautions need to be taken against malicious inputs.
312
282
<b>DIAGNOSTICS</b>
313
Problems are logged to <b>syslogd</b>(8) and to the standard
283
Problems are logged to <b>syslogd</b>(8) and to the standard error stream.
316
285
<b>ENVIRONMENT</b>
317
286
<b>MAIL_CONFIG</b>
321
290
Enable verbose logging for debugging purposes.
323
292
<b>MAIL_DEBUG</b> (value does not matter)
324
Enable debugging with an external command, as spec-
325
ified with the <b><a href="postconf.5.html#debugger_command">debugger_command</a></b> configuration
293
Enable debugging with an external command, as specified with the
294
<b><a href="postconf.5.html#debugger_command">debugger_command</a></b> configuration parameter.
328
<b>NAME</b> The sender full name. This is used only with mes-
329
sages that have no <b>From:</b> message header. See also
330
the <b>-F</b> option above.
296
<b>NAME</b> The sender full name. This is used only with messages that have
297
no <b>From:</b> message header. See also the <b>-F</b> option above.
332
299
<b>CONFIGURATION PARAMETERS</b>
333
The following <a href="postconf.5.html"><b>main.cf</b></a> parameters are especially relevant
334
to this program. The text below provides only a parameter
335
summary. See <a href="postconf.5.html"><b>postconf</b>(5)</a> for more details including exam-
300
The following <a href="postconf.5.html"><b>main.cf</b></a> parameters are especially relevant to this pro-
301
gram. The text below provides only a parameter summary. See <a href="postconf.5.html"><b>post-</b></a>
302
<a href="postconf.5.html"><b>conf</b>(5)</a> for more details including examples.
338
304
<b>COMPATIBILITY CONTROLS</b>
339
305
Available with Postfix 2.9 and later:
341
307
<b><a href="postconf.5.html#sendmail_fix_line_endings">sendmail_fix_line_endings</a> (always)</b>
342
Controls how the Postfix sendmail command converts
343
email message line endings from <CR><LF> into UNIX
308
Controls how the Postfix sendmail command converts email message
309
line endings from <CR><LF> into UNIX format (<LF>).
346
311
<b>TROUBLE SHOOTING CONTROLS</b>
347
The <a href="DEBUG_README.html">DEBUG_README</a> file gives examples of how to trouble
348
shoot a Postfix system.
312
The <a href="DEBUG_README.html">DEBUG_README</a> file gives examples of how to trouble shoot a Postfix
350
315
<b><a href="postconf.5.html#debugger_command">debugger_command</a> (empty)</b>
351
The external command to execute when a Postfix dae-
352
mon program is invoked with the -D option.
316
The external command to execute when a Postfix daemon program is
317
invoked with the -D option.
354
319
<b><a href="postconf.5.html#debug_peer_level">debug_peer_level</a> (2)</b>
355
The increment in verbose logging level when a
356
remote client or server matches a pattern in the
357
<a href="postconf.5.html#debug_peer_list">debug_peer_list</a> parameter.
320
The increment in verbose logging level when a remote client or
321
server matches a pattern in the <a href="postconf.5.html#debug_peer_list">debug_peer_list</a> parameter.
359
323
<b><a href="postconf.5.html#debug_peer_list">debug_peer_list</a> (empty)</b>
360
Optional list of remote client or server hostname
361
or network address patterns that cause the verbose
362
logging level to increase by the amount specified
363
in $<a href="postconf.5.html#debug_peer_level">debug_peer_level</a>.
324
Optional list of remote client or server hostname or network
325
address patterns that cause the verbose logging level to
326
increase by the amount specified in $<a href="postconf.5.html#debug_peer_level">debug_peer_level</a>.
365
328
<b>ACCESS CONTROLS</b>
366
329
Available in Postfix version 2.2 and later:
368
331
<b><a href="postconf.5.html#authorized_flush_users">authorized_flush_users</a> (<a href="DATABASE_README.html#types">static</a>:anyone)</b>
369
List of users who are authorized to flush the
332
List of users who are authorized to flush the queue.
372
334
<b><a href="postconf.5.html#authorized_mailq_users">authorized_mailq_users</a> (<a href="DATABASE_README.html#types">static</a>:anyone)</b>
373
335
List of users who are authorized to view the queue.
375
337
<b><a href="postconf.5.html#authorized_submit_users">authorized_submit_users</a> (<a href="DATABASE_README.html#types">static</a>:anyone)</b>
376
List of users who are authorized to submit mail
377
with the <a href="sendmail.1.html"><b>sendmail</b>(1)</a> command (and with the privi-
378
leged <a href="postdrop.1.html"><b>postdrop</b>(1)</a> helper command).
338
List of users who are authorized to submit mail with the <a href="sendmail.1.html"><b>send-</b></a>
339
<a href="sendmail.1.html"><b>mail</b>(1)</a> command (and with the privileged <a href="postdrop.1.html"><b>postdrop</b>(1)</a> helper com-
380
342
<b>RESOURCE AND RATE CONTROLS</b>
381
343
<b><a href="postconf.5.html#bounce_size_limit">bounce_size_limit</a> (50000)</b>
382
The maximal amount of original message text that is
383
sent in a non-delivery notification.
344
The maximal amount of original message text that is sent in a
345
non-delivery notification.
385
347
<b><a href="postconf.5.html#fork_attempts">fork_attempts</a> (5)</b>
386
The maximal number of attempts to fork() a child
348
The maximal number of attempts to fork() a child process.
389
350
<b><a href="postconf.5.html#fork_delay">fork_delay</a> (1s)</b>
390
The delay between attempts to fork() a child
351
The delay between attempts to fork() a child process.
393
353
<b><a href="postconf.5.html#hopcount_limit">hopcount_limit</a> (50)</b>
394
The maximal number of Received: message headers
395
that is allowed in the primary message headers.
354
The maximal number of Received: message headers that is allowed
355
in the primary message headers.
397
357
<b><a href="postconf.5.html#queue_run_delay">queue_run_delay</a> (300s)</b>
398
The time between <a href="QSHAPE_README.html#deferred_queue">deferred queue</a> scans by the queue
399
manager; prior to Postfix 2.4 the default value was
358
The time between <a href="QSHAPE_README.html#deferred_queue">deferred queue</a> scans by the queue manager;
359
prior to Postfix 2.4 the default value was 1000s.
402
361
<b>FAST FLUSH CONTROLS</b>
403
The <a href="ETRN_README.html">ETRN_README</a> file describes configuration and operation
404
details for the Postfix "fast flush" service.
362
The <a href="ETRN_README.html">ETRN_README</a> file describes configuration and operation details for
363
the Postfix "fast flush" service.
406
365
<b><a href="postconf.5.html#fast_flush_domains">fast_flush_domains</a> ($<a href="postconf.5.html#relay_domains">relay_domains</a>)</b>
407
Optional list of destinations that are eligible for
408
per-destination logfiles with mail that is queued
409
to those destinations.
366
Optional list of destinations that are eligible for per-destina-
367
tion logfiles with mail that is queued to those destinations.
411
369
<b>VERP CONTROLS</b>
412
The <a href="VERP_README.html">VERP_README</a> file describes configuration and operation
413
details of Postfix support for variable envelope return
370
The <a href="VERP_README.html">VERP_README</a> file describes configuration and operation details of
371
Postfix support for variable envelope return path addresses.
416
373
<b><a href="postconf.5.html#default_verp_delimiters">default_verp_delimiters</a> (+=)</b>
417
374
The two default VERP delimiter characters.
419
376
<b><a href="postconf.5.html#verp_delimiter_filter">verp_delimiter_filter</a> (-=+)</b>
420
The characters Postfix accepts as VERP delimiter
421
characters on the Postfix <a href="sendmail.1.html"><b>sendmail</b>(1)</a> command line
422
and in SMTP commands.
377
The characters Postfix accepts as VERP delimiter characters on
378
the Postfix <a href="sendmail.1.html"><b>sendmail</b>(1)</a> command line and in SMTP commands.
424
380
<b>MISCELLANEOUS CONTROLS</b>
425
381
<b><a href="postconf.5.html#alias_database">alias_database</a> (see 'postconf -d' output)</b>
426
The alias databases for <a href="local.8.html"><b>local</b>(8)</a> delivery that are
427
updated with "<b>newaliases</b>" or with "<b>sendmail -bi</b>".
382
The alias databases for <a href="local.8.html"><b>local</b>(8)</a> delivery that are updated with
383
"<b>newaliases</b>" or with "<b>sendmail -bi</b>".
429
385
<b><a href="postconf.5.html#command_directory">command_directory</a> (see 'postconf -d' output)</b>
430
The location of all postfix administrative com-
386
The location of all postfix administrative commands.
433
388
<b><a href="postconf.5.html#config_directory">config_directory</a> (see 'postconf -d' output)</b>
434
The default location of the Postfix <a href="postconf.5.html">main.cf</a> and
435
<a href="master.5.html">master.cf</a> configuration files.
389
The default location of the Postfix <a href="postconf.5.html">main.cf</a> and <a href="master.5.html">master.cf</a> con-
437
392
<b><a href="postconf.5.html#daemon_directory">daemon_directory</a> (see 'postconf -d' output)</b>
438
The directory with Postfix support programs and
393
The directory with Postfix support programs and daemon programs.
441
395
<b><a href="postconf.5.html#default_database_type">default_database_type</a> (see 'postconf -d' output)</b>
442
The default database type for use in <a href="newaliases.1.html"><b>newaliases</b>(1)</a>,
443
<a href="postalias.1.html"><b>postalias</b>(1)</a> and <a href="postmap.1.html"><b>postmap</b>(1)</a> commands.
396
The default database type for use in <a href="newaliases.1.html"><b>newaliases</b>(1)</a>, <a href="postalias.1.html"><b>postalias</b>(1)</a>
397
and <a href="postmap.1.html"><b>postmap</b>(1)</a> commands.
445
399
<b><a href="postconf.5.html#delay_warning_time">delay_warning_time</a> (0h)</b>
446
The time after which the sender receives a copy of
447
the message headers of mail that is still queued.
400
The time after which the sender receives a copy of the message
401
headers of mail that is still queued.
449
403
<b><a href="postconf.5.html#enable_errors_to">enable_errors_to</a> (no)</b>
450
Report mail delivery errors to the address speci-
451
fied with the non-standard Errors-To: message
452
header, instead of the envelope sender address
453
(this feature is removed with Postfix version 2.2,
454
is turned off by default with Postfix version 2.1,
455
and is always turned on with older Postfix ver-
404
Report mail delivery errors to the address specified with the
405
non-standard Errors-To: message header, instead of the envelope
406
sender address (this feature is removed with Postfix version
407
2.2, is turned off by default with Postfix version 2.1, and is
408
always turned on with older Postfix versions).
458
410
<b><a href="postconf.5.html#mail_owner">mail_owner</a> (postfix)</b>
459
The UNIX system account that owns the Postfix queue
460
and most Postfix daemon processes.
411
The UNIX system account that owns the Postfix queue and most
412
Postfix daemon processes.
462
414
<b><a href="postconf.5.html#queue_directory">queue_directory</a> (see 'postconf -d' output)</b>
463
The location of the Postfix top-level queue direc-
415
The location of the Postfix top-level queue directory.
466
417
<b><a href="postconf.5.html#remote_header_rewrite_domain">remote_header_rewrite_domain</a> (empty)</b>
467
Don't rewrite message headers from remote clients
468
at all when this parameter is empty; otherwise, re-
469
write message headers and append the specified
470
domain name to incomplete addresses.
418
Don't rewrite message headers from remote clients at all when
419
this parameter is empty; otherwise, rewrite message headers and
420
append the specified domain name to incomplete addresses.
472
422
<b><a href="postconf.5.html#syslog_facility">syslog_facility</a> (mail)</b>
473
423
The syslog facility of Postfix logging.
475
425
<b><a href="postconf.5.html#syslog_name">syslog_name</a> (see 'postconf -d' output)</b>
476
The mail system name that is prepended to the
477
process name in syslog records, so that "smtpd"
478
becomes, for example, "postfix/smtpd".
426
The mail system name that is prepended to the process name in
427
syslog records, so that "smtpd" becomes, for example, "post-
481
431
/var/spool/postfix, mail queue
added
removed
html/sendmail.1.html
