Document dict_file format

Briefly describe the format of the kadmin dictionary file in
kdc_conf.rst.

diff --git a/doc/admin/conf_files/kdc_conf.rst b/doc/admin/conf_files/kdc_conf.rst
index 7bad0119eace947366fe2d825ab8161b40053fcb..c7007d647b23ef0fc2d44f01d9c984ccf8c9f9a0 100644 (file)
--- a/doc/admin/conf_files/kdc_conf.rst
+++ b/doc/admin/conf_files/kdc_conf.rst
@@ -180,9 +180,10 @@ For each realm, the following tags may be specified:
 
 **dict_file**
     (String.)  Location of the dictionary file containing strings that
-    are not allowed as passwords.  If none is specified or if there is
-    no policy assigned to the principal, no dictionary checks of
-    passwords will be performed.
+    are not allowed as passwords.  The file should contain one string
+    per line, with no additional whitespace.  If none is specified or
+    if there is no policy assigned to the principal, no dictionary
+    checks of passwords will be performed.
 
 **host_based_services**
     (Whitespace- or comma-separated list.)  Lists services which will