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1.1 root 1: .TH SMTP 8
2: .CT 1 sa_auto
3: .SH NAME
4: smtp, smtpqer, smtpd, smtpsched \- handle simple mail transfer protocol
5: .SH SYNOPSIS
6: .B /usr/lib/upas/smtp
7: [
8: .I option ...
9: ]
10: .I replyaddr
11: .I dest
12: .I recipient ...
13: .PP
14: .B /usr/lib/upas/smtpqer
15: [
16: .I option ...
17: ]
18: .I replyaddr
19: .I dest
20: .I recipient ...
21: .PP
22: .B /usr/lib/upas/smtpd
23: [
24: .B -n
25: ] [
26: .B -H
27: .I host
28: ]
29: .PP
30: .B /usr/lib/upas/smtpsched
31: [
32: option ...
33: ] [
34: .I queue ...
35: ]
36: .SH DESCRIPTION
37: .I Smtp
38: reads a mail message from the standard input,
39: and sends it with the Internet SMTP protocol
40: to the named
41: .I recipients
42: at
43: network address
44: .IR dest .
45: .I Dest
46: has default network
47: .B tcp
48: and default
49: service
50: .B tcp.25
51: (the conventional Internet SMTP port).
52: Error reports are mailed to local address
53: .IR replyaddr .
54: .PP
55: .I Smtp
56: operates in two modes, `Internet' (default) and `Unix'.
57: In Internet mode
58: .I recipient
59: addresses should be in full domain form.
60: .L From:
61: and
62: .L Date:
63: headers will be inserted as necessary
64: to conform to Internet standards.
65: In Unix mode
66: addresses and message contents
67: are not touched.
68: The options are
69: .TP
70: .B -u
71: Run in Unix mode.
72: .TP
73: .BI -H " host"
74: Use
75: .I host
76: as the name of the sending system (taken from
77: .IR whoami (5)
78: by default).
79: .TP
80: .BI -d " domain
81: Append the specified domain suffix to
82: incomplete addresses.
83: .PP
84: .I Smtpqer
85: reads a mail message from the standard input
86: and stashes it away
87: to be sent later
88: by
89: .IR smtpsched .
90: By default,
91: .I smtpsched
92: is started immediately;
93: option
94: .B -n
95: prevents this.
96: Other options and arguments are the same as for
97: .IR smtp .
98: .PP
99: .I Smtpd
100: receives a message by
101: speaking the server part of SMTP
102: on the standard input and output.
103: The message is stashed in a queue for later delivery
104: as by
105: .IR smtpqer .
106: Option
107: .B -n
108: prevents
109: .I smtpsched
110: from running immediately;
111: option
112: .B -H
113: is as for
114: .I smtp.
115: .PP
116: .I Smtpsched
117: processes the queues assembled by
118: .I smtpqer
119: and
120: .IR smtpd ,
121: calling
122: .IR mail (1)
123: for local messages and
124: .I smtp
125: for others.
126: It should be run occasionally from
127: .IR cron (8).
128: .PP
129: The
130: .I queue
131: arguments name particular queue directories to be processed;
132: if no queue is named,
133: all queues are processed.
134: The options are
135: .TF "-s\0nproc"
136: .TP
137: .BI -w " days"
138: Send a warning about each message more than
139: .I days
140: old to the reply address.
141: .TP
142: .BI -r " days"
143: Mail an error reply about each message more than
144: .I days
145: old,
146: and discard the message.
147: .TP
148: .BI -s " nproc"
149: Do not run more than
150: .I nproc
151: simultaneous copies of
152: .I smtpsched
153: started with this option.
154: .TP
155: .B -c
156: Remove empty directories and inconsistent files.
157: .TP
158: .B -t
159: Log actions without performing them.
160: .TP
161: .B -C
162: Process `C' command files
163: .RI ( smtp
164: calls) only.
165: .TP
166: .B -X
167: Process `X' command files
168: .RI ( rmail
169: calls) only.
170: .TP
171: .B -v
172: Enable verbose logging.
173: .PD
174: .PP
175: The queues are kept in subdirectories of
176: .FR /usr/spool/smtpq ,
177: named by splitting the lower case remote system name
178: into components separated by
179: periods,
180: concatenating the last two or fewer components,
181: taking the last 14 characters,
182: and stripping leading periods.
183: .SH FILES
184: .TF /usr/spool/smtpq/smtpqsched.log
185: .TP
186: .B /usr/spool/smtpq
187: spooling directory
188: .TP
189: .B /usr/spool/smtpq/smtpqsched.log
190: logging
191: .TP
192: .B /usr/spool/smtpq/.consumers
193: list of process IDs running
194: .I smptqsched -s
195: .SH SEE ALSO
196: .IR mail (1),
197: .IR upas (8),
198: .IR smstat (8)
199: .br
200: DARPA standards RFC 822, RFC 976
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