X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/9dc2b215e83a63efa242f6acd3ab7af8b608e5a1..731c6a90439a22e26418f75ce9207a0c8ab112dc:/src/src/configure.default

diff --git a/src/src/configure.default b/src/src/configure.default
index ec60700df..ee94d2f91 100644
--- a/src/src/configure.default
+++ b/src/src/configure.default
@@ -436,6 +436,11 @@ acl_check_rcpt:
           control       = submission
           control       = dkim_disable_verify
 
+  # Insist that a HELO/EHLO was accepted.
+
+  require message	= nice hosts say HELO first
+          condition	= ${if def:sender_helo_name}
+
   # Insist that any other recipient address that we accept is either in one of
   # our local domains, or is in a domain for which we explicitly allow
   # relaying. Any other domain is rejected as being unacceptable for relaying.