X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/8c952127a4d1827ea14da68d94eb5ea8d6174a35..925ac8e4f1c5d365ddea2f7aee460cd0a3cd409d:/src/src/configure.default

diff --git a/src/src/configure.default b/src/src/configure.default
index ec60700df..a294dc3e6 100644
--- a/src/src/configure.default
+++ b/src/src/configure.default
@@ -40,6 +40,7 @@
 ######################################################################
 #                    MAIN CONFIGURATION SETTINGS                     #
 ######################################################################
+#
 
 # Specify your host's canonical name here. This should normally be the fully
 # qualified "official" name of your host. If this option is not set, the
@@ -329,6 +330,18 @@ timeout_frozen_after = 7d
 # accept_8bitmime = false
 
 
+# Exim does not make use of environment variables itself. However,
+# libraries that Exim uses (e.g. LDAP) depend on specific environment settings.
+# There are two lists: keep_environment for the variables we trust, and
+# add_environment for variables we want to set to a specific value.
+# Note that TZ is handled separately by the timezone runtime option
+# and TIMEZONE_DEFAULT buildtime option.
+
+# keep_environment = ^LDAP
+# add_environment = PATH=/usr/bin::/bin
+
+
+
 ######################################################################
 #                       ACL CONFIGURATION                            #
 #         Specifies access control lists for incoming SMTP mail      #
@@ -436,6 +449,11 @@ 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.
@@ -495,7 +513,9 @@ acl_check_data:
   # Deny if the message contains an overlong line.  Per the standards
   # we should never receive one such via SMTP.
   #
-  deny    condition  = ${if > {$max_received_linelength}{998}}
+  deny    message    = maximum allowed line length is 998 octets, \
+                       got $max_received_linelength
+          condition  = ${if > {$max_received_linelength}{998}}
 
   # Deny if the message contains a virus. Before enabling this check, you
   # must install a virus scanner and set the av_scanner option above.
@@ -689,8 +709,8 @@ begin transports
 
 
 # This transport is used for delivering messages over SMTP connections.
-# Refuse to send any messsage with over-long lines, which could have
-# been receved other than via SMTP. The use of message_size_limit to
+# Refuse to send any message with over-long lines, which could have
+# been received other than via SMTP. The use of message_size_limit to
 # enforce this is a red herring.
 
 remote_smtp: