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-rw-r--r--fetchmail.man6
1 files changed, 5 insertions, 1 deletions
diff --git a/fetchmail.man b/fetchmail.man
index e75500a6..3af04868 100644
--- a/fetchmail.man
+++ b/fetchmail.man
@@ -675,7 +675,11 @@ The default user is the current local user.
Specifies the list of numeric SMTP errors that are to be interpreted
as a spam-block response from the listener. A value of \-1 disables
this option. For the command-line option, the list values should
-be comma-separated.
+be comma-separated. Note that the antispam values only apply to "MAIL
+FROM" responses in the SMTP/LMTP dialogue, but several MTAs (Postfix in
+its default configuration, qmail) defer the anti-spam response code
+until after the RCPT TO. \-\-antispam does not work in these
+circumstances. Also see \-\-softbounce (default) and its inverse.
.TP
.B \-m <command> | \-\-mda <command>
(Keyword: mda)