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Chapter 2 The sendmail.cf File |
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Chapter 2 The sendmail.cf File |
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The
Timeout
option is used to set many internal timeouts. Its general form looks like this:
OTimeout.event=interval
Here we describe each event . Each interval is represented by an integer followed by a unit of time: s for seconds; m for minutes; h for hours; d for days; and w for weeks. They may be chained, as for example:
3d22h4s
sets an interval of 3 days, 22 hours, and 4 seconds.
Sets the maximum
interval
of time to wait for arrival of the next anticipated SMTP command (see §34.8.70.1, or define
confTO_COMMAND
with the
m4
technique).
Sets the maximum
interval
to wait for the
connect
(2) system call to return (see §34.8.70.2, or define
confTO_CONNECT
with the
m4
technique).
Sets the maximum
interval
to wait for each DATA block read to complete (see §34.8.70.3, or define
confTO_DATABLOCK
with the
m4
technique).
Sets the maximum
interval
to wait for acknowledgment of the final dot that terminates the DATA phase (see §34.8.70.4, or define
confTO_DATAFINAL
with the
m4
technique).
Sets the maximum
interval
to wait for acknowledgment of the SMTP DATA command (see §34.8.70.5, or define
confTO_DATAINIT
with the
m4
technique).
Specifies how long to
wait
for an NFS-mounted file to open (see §34.8.70.6, or define
confTO_ FILEOPEN
with the
m4
technique).
Sets the maximum
interval
to wait for acknowledgment of the SMTP HELO or EHLO commands (see §34.8.70.7, or define
confTO_HELO
with the
m4
technique).
Specifies the
interval
for which persistent host status should be considered still valid (see §34.8.70.8, or define
confTO_HOSTSTATUS
with the
m4
technique).
Sets the maximum
interval
to wait for the first
connect
(2) system call to complete (see §34.8.70.9, or define
confTO_ICONNECT
with the
m4
technique).
Sets the maximum
interval
to wait for the RFC1413 identification protocol to complete (see §34.8.70.10, or define
confTO_IDENT
with the
m4
technique).
Sets the maximum
interval
to wait for the initial SMTP greeting message (see §34.8.70.11, or define
confTO_INITIAL
with the
m4
technique).
Sets the maximum
interval
to wait for acknowledgment of the SMTP MAIL command (see §34.8.70.12, or define
confTO_MAIL
with the
m4
technique).
Sets the maximum
interval
to wait for acknowledgment of SMTP commands, other than those specifically mentioned here (see §34.8.70.13, or define
confTO_MISC
with the
m4
technique).
urgent
|
normal
|\%
non-urgent
]]=
interval
Sets the maximum
interval
to try to deliver a message. The first time it fails after this interval, it is bounced. Three optional keywords can follow to what is bounced. They correspond to values given in a message's
Priority:
header. The literal ".*" is a wildcard that encompasses all three keywords (see §34.8.70.14, or define one of
confTO_ QUEUERETURN
,
confTO_QUEUERETURN_ NONURGENT
,
confTO_QUEUERETURN_NORMAL
, or
confTO_QUEUERETURN_URGENT
with the
m4
technique).
urgent
|
normal
|%
non-urgent
]]=
interval
Causes a warning to be sent to the sender when a message is still undelivered after this
interval
. Three optional keywords can follow as described above (see §34.8.70.15, or define one of
confTO_ QUEUEWARN
,
confTO_QUEUEWARN_NONURGENT
,
confTO_QUEUEWARN_NORMAL
, or
confTO_ QUEUEWARN_URGENT
with the
m4
technique).
Sets the maximum
interval
to wait for acknowledgment of the SMTP QUIT command (see §34.8.70.16, or define
confTO_QUIT
with the
m4
technique).
Sets the maximum
interval
to wait for acknowledgment of the SMTP RCPT command (see §34.8.70.17, or define
confTO_RCPT
with the
m4
technique).
Sets the maximum
interval
to wait for acknowledgment of the SMTP RSET command (see §34.8.70.18, or define
confTO_RSET
with the
m4
technique).
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| 2.6 Options | 2.8 Rule Sets |