diff --git a/src/configure.default b/src/configure.default
index 6db4947..f1198b1 100644
--- a/src/configure.default
+++ b/src/configure.default
@@ -157,7 +157,7 @@ acl_smtp_data =         acl_check_data
 
 # Allow any client to use TLS.
 
-# tls_advertise_hosts = *
+tls_advertise_hosts = *
 
 # Specify the location of the Exim server's TLS certificate and private key.
 # The private key must not be encrypted (password protected). You can put
@@ -165,8 +165,8 @@ acl_smtp_data =         acl_check_data
 # need the first setting, or in separate files, in which case you need both
 # options.
 
-# tls_certificate = /etc/ssl/exim.crt
-# tls_privatekey = /etc/ssl/exim.pem
+tls_certificate = /etc/pki/tls/certs/exim.pem
+tls_privatekey = /etc/pki/tls/private/exim.pem
 
 # For OpenSSL, prefer EC- over RSA-authenticated ciphers
 # tls_require_ciphers = ECDSA:RSA:!COMPLEMENTOFDEFAULT
@@ -180,8 +180,8 @@ acl_smtp_data =         acl_check_data
 # them you should also allow TLS-on-connect on the traditional but
 # non-standard port 465.
 
-# daemon_smtp_ports = 25 : 465 : 587
-# tls_on_connect_ports = 465
+daemon_smtp_ports = 25 : 465 : 587
+tls_on_connect_ports = 465
 
 
 # Specify the domain you want to be added to all unqualified addresses
@@ -239,6 +239,24 @@ never_users = root
 
 host_lookup = *
 
+# This setting, if uncommented, allows users to authenticate using
+# their system passwords against saslauthd if they connect over a
+# secure connection. If you have network logins such as NIS or
+# Kerberos rather than only local users, then you possibly also want
+# to configure /etc/sysconfig/saslauthd to use the 'pam' mechanism
+# too. Once a user is authenticated, the acl_check_rcpt ACL then
+# allows them to relay through the system.
+#
+# auth_advertise_hosts = ${if eq {$tls_cipher}{}{}{*}}
+#
+# By default, we set this option to allow SMTP AUTH from nowhere
+# (Exim's default would be to allow it from anywhere, even on an
+# unencrypted connection).
+#
+# Comment this one out if you uncomment the above. Did you make sure
+# saslauthd is actually running first?
+#
+auth_advertise_hosts =
 
 # The setting below causes Exim to try to initialize the system resolver
 # library with DNSSEC support.  It has no effect if your library lacks
@@ -980,7 +998,7 @@ begin authenticators
 #  driver                     = plaintext
 #  server_set_id              = $auth2
 #  server_prompts             = :
-#  server_condition           = Authentication is not yet configured
+#  server_condition           = ${if saslauthd{{$2}{$3}{smtp}} {1}}
 #  server_advertise_condition = ${if def:tls_in_cipher }
 
 # LOGIN authentication has traditional prompts and responses. There is no
@@ -992,7 +1010,7 @@ begin authenticators
 #  driver                     = plaintext
 #  server_set_id              = $auth1
 #  server_prompts             = <| Username: | Password:
-#  server_condition           = Authentication is not yet configured
+#  server_condition           = ${if saslauthd{{$1}{$2}{smtp}} {1}}
 #  server_advertise_condition = ${if def:tls_in_cipher }