Index: options-general.php
===================================================================
--- options-general.php	(revision 13926)
+++ options-general.php	(working copy)
@@ -341,6 +341,20 @@
 </p>
 </form>
 
+<h3><?php _e('Multiple Sites (Network)') ?></h3>
+<?php
+// Just copying what appears on wp-admin/network.php
+if ( is_multisite() || ( defined( 'WP_ALLOW_MULTISITE' ) && WP_ALLOW_MULTISITE ) ):
+?>
+	<p><?php printf( __('You should check <a href="%s">the Network section</a> to create a new Network, or find out the current status') , "network.php" ); ?></p>
+<?php
+else:
+?>
+	<p><?php _e( 'You must define the <code>WP_ALLOW_MULTISITE</code> constant as true in your wp-config.php file to allow creation of a Network.' ); ?></p>
+<?php
+endif;
+?>
+
 </div>
 
 <?php include('./admin-footer.php') ?>