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Docs: clarify helo_allow_chars option
author
Jeremy Harris
<jgh146exb@wizmail.org>
Thu, 9 May 2024 14:38:27 +0000
(15:38 +0100)
committer
Jeremy Harris
<jgh146exb@wizmail.org>
Thu, 9 May 2024 14:38:27 +0000
(15:38 +0100)
doc/doc-docbook/spec.xfpt
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diff --git
a/doc/doc-docbook/spec.xfpt
b/doc/doc-docbook/spec.xfpt
index 35db1978dc4c350d05eb1d1252532c0bb12d553b..dbbed7cde45a2a96b8703db20c3f1612428fd9a9 100644
(file)
--- a/
doc/doc-docbook/spec.xfpt
+++ b/
doc/doc-docbook/spec.xfpt
@@
-16196,11
+16196,13
@@
set.
.cindex "EHLO" "underscores in"
.cindex "underscore in EHLO/HELO"
This option can be set to a string of rogue characters that are permitted in
.cindex "EHLO" "underscores in"
.cindex "underscore in EHLO/HELO"
This option can be set to a string of rogue characters that are permitted in
-all EHLO and HELO names in addition to the standard letters, digits,
-hyphens, and dots. If you really must allow underscores, you can set
+non-ip-literal EHLO and HELO names in addition to the standard letters, digits,
+hyphens, and dots. For examplem if you really must allow underscores,
+you can set
.code
helo_allow_chars = _
.endd
.code
helo_allow_chars = _
.endd
+This option does not apply to names that look like ip-literals.
Note that the value is one string, not a list.
Note that the value is one string, not a list.