ARC: cutthrough delivery may not be used with ARC signing

[exim.git] / doc / doc-txt / experimental-spec.txt

diff --git a/doc/doc-txt/experimental-spec.txt b/doc/doc-txt/experimental-spec.txt
index 0828e9b67aeac6c589231cfee7d3848590e27597..4e8e59148e9a9c4297a187a1191d11bdb721a4d7 100644 (file)
--- a/doc/doc-txt/experimental-spec.txt
+++ b/doc/doc-txt/experimental-spec.txt
@@ -819,6 +819,10 @@ Caveats:
    should try to stick to one ADMD, so pick a primary domain and use that for
    AR headers and outbound signing.
 
+Signing is not compatible with cutthrough delivery; any (before expansion)
+value set for the option will result in cutthrough delivery not being
+used via the transport in question.
+
 
 
 --------------------------------------------------------------