diff --git a/Sccp_manager.class.php b/Sccp_manager.class.php
index 92aee4e..7945780 100644
--- a/Sccp_manager.class.php
+++ b/Sccp_manager.class.php
@@ -68,7 +68,7 @@ class Sccp_manager extends \FreePBX_Helpers implements \BMO {
 //    private $SCCP_LANG_DICTIONARY = 'SCCP-dictionary.xml'; // CISCO LANG file search in /tftp-path 
     private $SCCP_LANG_DICTIONARY = 'be-sccp.jar'; // CISCO LANG file search in /tftp-path 
     private $pagedata = null;
-    private $sccp_driver_ver = '11.21';
+    private $sccp_driver_ver = '11.2';
     private $tftpLang = array();
     private $hint_context = '@ext-local'; /// !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Get it from Config !!!
     private $val_null = 'NONE'; /// REPLACE to null Field
@@ -120,7 +120,7 @@ class Sccp_manager extends \FreePBX_Helpers implements \BMO {
 
 
         // Load Advanced Form Constuctor Data 
-        $xml_vars = __DIR__ . '/conf/sccpgeneral.xml.v'.$this->sccpvalues['sccp_comatable']['data'];
+        $xml_vars = __DIR__ . '/conf/sccpgeneral.xml.v'.$this->sccpvalues['sccp_compatible']['data'];
         if (!file_exists($xml_vars)) {
             $xml_vars = __DIR__ . '/conf/sccpgeneral.xml';
         }
@@ -1451,8 +1451,9 @@ class Sccp_manager extends \FreePBX_Helpers implements \BMO {
                 copy($filename, $dst_path . basename($filename));
             }
         }
-        $this->sccpvalues['sccp_comatable'] = array('keyword' => 'sccp_comatable', 'data' => $this->srvinterface->get_comatable_sccp(), 'type' => '1', 'seq' => '99');                
-//        $this->sccpvalues['sccp_comatable'] = '11';
+
+        $this->sccpvalues['sccp_compatible'] = array('keyword' => 'compatible', 'data' => $this->srvinterface->get_compatible_sccp(), 'type' => '1', 'seq' => '99');                
+//        $this->sccpvalues['sccp_compatible'] = '11';
 
         $driver = $this->FreePBX->Core->getAllDriversInfo();
         $driver_replace = '';
@@ -1470,7 +1471,7 @@ class Sccp_manager extends \FreePBX_Helpers implements \BMO {
 
         $dst = $_SERVER['DOCUMENT_ROOT'] . '/admin/modules/core/functions.inc/drivers/Sccp.class.php';
         if (!file_exists($dst) || $driver_replace =='yes') {
-            $src_path = $_SERVER['DOCUMENT_ROOT'] . '/admin/modules/sccp_manager/conf/' . basename($dst).'.v'.$this->sccpvalues['sccp_comatable']['data'];
+            $src_path = $_SERVER['DOCUMENT_ROOT'] . '/admin/modules/sccp_manager/conf/' . basename($dst).'.v'.$this->sccpvalues['sccp_compatible']['data'];
             if (file_exists($src_path)) {
                 copy($src_path, $dst);
             } else {
@@ -1951,7 +1952,7 @@ class Sccp_manager extends \FreePBX_Helpers implements \BMO {
                     case "netlang": // Remove Key 
                     case "devlang":
                     case "tftp_path":
-                    case "sccp_comatable":
+                    case "sccp_compatible":
                         break;
                     default:
                         $this->sccp_conf_init['general'][$key] = $value['data'];
diff --git a/Sccp_manager.inc/srvinterface.class.php b/Sccp_manager.inc/srvinterface.class.php
index 1b5752d..ba716fd 100644
--- a/Sccp_manager.inc/srvinterface.class.php
+++ b/Sccp_manager.inc/srvinterface.class.php
@@ -125,8 +125,8 @@ class srvinterface {
         }
         return $ast_key;
     }
-    
-    public function get_comatable_sccp() {
+
+    public function get_compatible_sccp() {
         $res = $this-> getChanSCCPVersion();
         if (empty($res)) {
             $res = $this-> getChanSCCPVersion();
@@ -135,9 +135,9 @@ class srvinterface {
             return 0;
         }
         if ($res["vCode"] >= 431) {
-            return '4.3.1';
+            return 431;
         } else {
-            return '4.3.0';
+            return 430;
         }
 //        return $res["vCode"];
     }
@@ -222,6 +222,7 @@ class srvinterface {
           }
         }
         if (array_key_exists("RevisionNum",$metadata)) {
+          $result["RevisionNum"]=$metadata["RevisionNum"];
           if ($metadata["RevisionNum"] >= "10403") {	// new method, RevisionNum is incremental
              $result["vCode"] = 432;
           }
diff --git a/conf/Sccp.class.php.v4.3.1 b/conf/Sccp.class.php.v431
similarity index 100%
rename from conf/Sccp.class.php.v4.3.1
rename to conf/Sccp.class.php.v431
diff --git a/conf/sccpgeneral.xml.v4.3.1 b/conf/sccpgeneral.xml.v431
similarity index 99%
rename from conf/sccpgeneral.xml.v4.3.1
rename to conf/sccpgeneral.xml.v431
index da0633f..0ec23c1 100644
--- a/conf/sccpgeneral.xml.v4.3.1
+++ b/conf/sccpgeneral.xml.v431
@@ -31,7 +31,7 @@ and open the template in the editor. Base Version before all crash :-)
     </page_group>
 
     <page_group name="sccp_general">
-      <label>SCCP Server config</label>
+      <label>SCCP Server config v431</label>
 
       <item type="IE" id="2"><label>SCCP Server Name</label>
           <input>
diff --git a/install.php b/install.php
index fb665f2..8371446 100644
--- a/install.php
+++ b/install.php
@@ -40,7 +40,7 @@ function astman_retrieveJSFromMetaData($astman, $segment = "") {
     }
 }
 
-function Get_DB_config($sccp_comatable) {
+function Get_DB_config($sccp_compatible) {
 $db_config_v0 = array(
     'sccpdevmodel' => array(
         'enabled' => array('create' => "INT(2) NULL DEFAULT '0'"),
@@ -238,7 +238,7 @@ $db_config_v3 = array(
          'dnd'        => array('create' => "enum('off','reject','silent','user') NOT NULL default 'reject'", 'modify' => "enum('off','reject','silent','user')", 'def_modify' =>"reject")
     )
 );
-    if ($sccp_comatable >= 11) {
+    if ($sccp_compatible >= 430) {
         return $db_config_v3;
     } else {
         return $db_config_v0;
@@ -250,7 +250,7 @@ $autoincrement = (($amp_conf["AMPDBENGINE"] == "sqlite") || ($amp_conf["AMPDBENG
 $table_req = array('sccpdevice', 'sccpline', 'buttonconfig');
 $ss = FreePBX::create()->Sccp_manager;
 $astman = FreePBX::create()->astman;
-$sccp_comatable = 0;
+$sccp_compatible = 0;
 //$db_config = $db_config_v0;
 $db_config = '';
 
@@ -300,9 +300,9 @@ function CheckChanSCCPСomatable() {
     if (!$astman) {
         ie_freepbx('No asterisk manager connection provided!. Installation Failed');
     }
-    $sccp_comatable = $srvinterface->get_comatable_sccp();
-    outn("<li>" . _("Sccp model Compatable code : ") . $sccp_comatable . "</li>");
-    return $sccp_comatable;
+    $sccp_compatible = $srvinterface->get_compatible_sccp();
+    outn("<li>" . _("Sccp model Compatable code : ") . $sccp_compatible . "</li>");
+    return $sccp_compatible;
 }
           
     
@@ -556,11 +556,11 @@ function InstallDB_createButtonConfigTrigger() {
     return true;
 }
 
-function InstallDB_CreateSccpDeviceConfigView($sccp_comatable) {
+function InstallDB_CreateSccpDeviceConfigView($sccp_compatible) {
     global $db;
     outn("<li>" . _("(Re)Create sccpdeviceconfig view") . "</li>");
     $sql = "";
-    if ($sccp_comatable < 11)  {
+    if ($sccp_compatible < 431)  {
         $sql= "
         CREATE OR REPLACE
             ALGORITHM = MERGE
@@ -670,15 +670,15 @@ function Setup_RealTime() {
 CheckSCCPManagerDBTables($table_req);
 CheckPermissions();
 CheckAsteriskVersion();
-$sccp_comatable = CheckChanSCCPСomatable();
-$db_config = Get_DB_config($sccp_comatable);
+$sccp_compatible = CheckChanSCCPСomatable();
+$db_config = Get_DB_config($sccp_compatible);
 InstallDB_sccpsettings();
 InstallDB_sccpdevmodel();
 InstallDB_updateSchema($db_config);
 InstallDB_fillsccpdevmodel();
 InstallDB_updateSccpDevice();
 InstallDB_createButtonConfigTrigger();
-InstallDB_CreateSccpDeviceConfigView($sccp_comatable);
+InstallDB_CreateSccpDeviceConfigView($sccp_compatible);
 Setup_RealTime();
 outn("<br>");
 
diff --git a/views/server.setting.php b/views/server.setting.php
index 30fffed..46329f5 100644
--- a/views/server.setting.php
+++ b/views/server.setting.php
@@ -5,7 +5,7 @@
  * and open the template in the editor.
  */
 // vim: set ai ts=4 sw=4 ft=phtml:
-//    print_r($this->sccpvalues['sccp_comatable']);
+//    print_r($this->sccpvalues['sccp_compatible']);
 //    print_r($this->sccpvalues);
 //   $id_name = 'SEP000A8A5C5F25';
 //   print_r($this->srvinterface->getChanSCCPVersion());