interface/web/admin/form/server_config.tform.php
@@ -313,6 +313,12 @@ 'width' => '40', 'maxlength' => '255' ), 'dkim_strength' => array( 'datatype' => 'INTEGER', 'formtype' => 'SELECT', 'default' => '1024', 'value' => array('1024' => 'normal (1024)', '2048' => 'strong (2048)', '4096' => 'very strong (4096)') ), 'relayhost_password' => array( 'datatype' => 'VARCHAR', 'formtype' => 'TEXT',