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Add a caution about using large wait times in check_earlytalker; some

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superficial research suggests that some MTAs have unexpectedly short timeouts
waiting for SMTP greetings (default of 30sec for Exim4.5, most notably)


git-svn-id: https://svn.perl.org/qpsmtpd/trunk@534 958fd67b-6ff1-0310-b445-bb7760255be9
This commit is contained in:
Devin Carraway 2005-07-30 07:19:17 +00:00
parent 9d6faa39cb
commit 8bb7cf67de
1 changed files with 5 additions and 1 deletions
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6
plugins/check_earlytalker
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@ -20,7 +20,11 @@ on all mail/rcpt commands in the transaction.
=item wait [integer]
The number of seconds to delay the initial greeting to see if the connecting
host speaks first. The default is 1.
host speaks first. The default is 1. Do not select a value that is too high,
or you may be unable to receive mail from MTAs with short SMTP connect or
greeting timeouts -- these are known to range as low as 30 seconds, and may
in some cases be configured lower by mailserver admins. Network transit time
must also be allowed for.
=item action [string: deny, denysoft, log]