diff --git a/tsshbatch.rst b/tsshbatch.rst
index 9127144..0a81283 100644
--- a/tsshbatch.rst
+++ b/tsshbatch.rst
@@ -59,8 +59,15 @@
 on either the command line or in the ``$TSSHBATCH`` environment
 variable:
 
-  -B               Print start and stop statistics. (Default: Off)
+  -B               Print start, stop, and elapsed execution time
+                   statistics.  This does not include any time
+                   spent for interactive prompting and response,
+                   but reflects actual program runtime.  (Default: Off)
+                   
                                                                                                                      
+  -C configfile    Specify the location of the ssh configuration
+                   file.  (Default: ~/.ssh/config)
+
   -E               Normally, ``tsshbatch`` writes it's own errors
                    to ``stderr``.  It also writes the ``stderr``
                    output from each host it contacts to the local
@@ -230,6 +237,16 @@
 variables.  Their use is described later in this document.
 
 
+CONFIGURATION FILE PROCESSING
+-----------------------------
+
+There is limited support for ssh configuration files.  Only the
+``HostName`` and ``IdentityFile`` directives are supported.  By
+default, ``tsshbatch`` will look in ``~/.ssh/config`` for this.
+However, the location of the configuration file can be overriden with
+the ``-C`` option.
+
+
 FEATURES AND USE CASES
 ----------------------
 
@@ -1209,7 +1226,7 @@
 
 ::
 
-  $Id: tsshbatch.rst,v 1.168 2016/01/16 17:00:04 tundra Exp $
+  $Id: tsshbatch.rst,v 1.169 2016/01/18 23:37:19 tundra Exp $
 
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