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authorAndreas Metzler <ametzler@bebt.de>2021-07-21 09:30:56 +0100
committerJeremy Harris <jgh146exb@wizmail.org>2021-07-21 09:30:56 +0100
commit651acf8b35829ae9cf763d0e9103d2f6ec3544b0 (patch)
tree10e209d1b99df39fe49bd42c4fc64d07b2e5dba3
parent32451e8a6e14b740eed61b95f334a38957f7ee35 (diff)
downloadexim4-651acf8b35829ae9cf763d0e9103d2f6ec3544b0.tar.gz
Docs: enhance SPF description
-rw-r--r--doc/doc-docbook/spec.xfpt12
1 files changed, 8 insertions, 4 deletions
diff --git a/doc/doc-docbook/spec.xfpt b/doc/doc-docbook/spec.xfpt
index fef3dfce6..393085832 100644
--- a/doc/doc-docbook/spec.xfpt
+++ b/doc/doc-docbook/spec.xfpt
@@ -41869,10 +41869,14 @@ variables:
.vitem &$spf_received$&
.vindex &$spf_received$&
- This contains a complete Received-SPF: header that can be
- added to the message. Please note that according to the SPF
- draft, this header must be added at the top of the header
- list. Please see section 10 on how you can do this.
+ This contains a complete Received-SPF: header (name and
+ content) that can be added to the message. Please note that
+ according to the SPF draft, this header must be added at the
+ top of the header list, i.e. with
+.code
+add_header = :at_start:$spf_received
+.endd
+ See section &<<SECTaddheadacl>>& for further details.
Note: in case of "Best-guess" (see below), the convention is
to put this string in a header called X-SPF-Guess: instead.