diff --git a/app/xml_cdr/app_languages.php b/app/xml_cdr/app_languages.php
index 90cd7a9ea2..349f44ec4a 100644
--- a/app/xml_cdr/app_languages.php
+++ b/app/xml_cdr/app_languages.php
@@ -450,20 +450,52 @@ $text['label-username']['sv-se'] = "Användarnamn";
 $text['label-username']['uk-ua'] = "Ім’я користувача";
 
 $text['label-tta']['en-us'] = "TTA";
-$text['label-tta']['ar-eg'] = "";
-$text['label-tta']['de-at'] = "TTA";
-$text['label-tta']['de-de'] = "TTA";
-$text['label-tta']['es-cl'] = "TTA";
-$text['label-tta']['fr-fr'] = "TTA";
-$text['label-tta']['he-il'] = "";
-$text['label-tta']['it-it'] = "";
-$text['label-tta']['nl-nl'] = "";
-$text['label-tta']['pl-pl'] = "TTA";
-$text['label-tta']['pt-br'] = "TTA";
-$text['label-tta']['pt-pt'] = "TTA";
-$text['label-tta']['ru-ru'] = "TTA";
-$text['label-tta']['sv-se'] = "TTA";
-$text['label-tta']['uk-ua'] = "TTA ";
+$text['label-tta']['ar-eg'] = ""; //unsure of safe translation
+$text['label-tta']['de-at'] = "ZZB"; //Google translate
+$text['label-tta']['de-de'] = "ZZB"; //Google translate
+$text['label-tta']['es-cl'] = "HDC"; //Google translate
+$text['label-tta']['fr-fr'] = "LTDR"; //Google translate
+$text['label-tta']['he-il'] = ""; //unsure of safe translation
+$text['label-tta']['it-it'] = "TPR"; //Google translate
+$text['label-tta']['nl-nl'] = "TOTA"; //Google translate
+$text['label-tta']['pl-pl'] = "CNO"; //Google translate
+$text['label-tta']['pt-br'] = "HDR"; //Google translate
+$text['label-tta']['pt-pt'] = "HDR"; //Google translate
+$text['label-tta']['ru-ru'] = ""; //unsure of safe translation
+$text['label-tta']['sv-se'] = "DAS"; //Google translate
+$text['label-tta']['uk-ua'] = ""; //unsure of safe translation
+
+$text['label-pdd']['en-us'] = "PDD";
+$text['label-pdd']['ar-eg'] = ""; //unsure of safe translation
+$text['label-pdd']['de-at'] = ""; //unsure of safe translation
+$text['label-pdd']['de-de'] = ""; //unsure of safe translation
+$text['label-pdd']['es-cl'] = "RDMP"; //Google translate
+$text['label-pdd']['fr-fr'] = "TDLPDP"; //Google translate
+$text['label-pdd']['he-il'] = ""; //unsure of safe translation
+$text['label-pdd']['it-it'] = "RDCP"; //Google translate
+$text['label-pdd']['nl-nl'] = ""; //Google translate gave english
+$text['label-pdd']['pl-pl'] = "ONZ"; //Google translate
+$text['label-pdd']['pt-br'] = "ADDDP"; //Google translate
+$text['label-pdd']['pt-pt'] = "ADDDP"; //Google translate
+$text['label-pdd']['ru-ru'] = ""; //unsure of safe translation
+$text['label-pdd']['sv-se'] = "SF"; //Google translate
+$text['label-pdd']['uk-ua'] = ""; //unsure of safe translation
+
+$text['label-mos']['en-us'] = "MOS";
+$text['label-mos']['ar-eg'] = ""; //unsure of safe translation
+$text['label-mos']['de-at'] = "MM"; //Google translate
+$text['label-mos']['de-de'] = "MM"; //Google translate
+$text['label-mos']['es-cl'] = "PDOM"; //Google translate
+$text['label-mos']['fr-fr'] = "SMD"; //Google translate
+$text['label-mos']['he-il'] = ""; //unsure of safe translation
+$text['label-mos']['it-it'] = "PM"; //Google translate
+$text['label-mos']['nl-nl'] = "GMS"; //Google translate
+$text['label-mos']['pl-pl'] = "ŚOO"; //Google translate
+$text['label-mos']['pt-br'] = "PDOM"; //Google translate
+$text['label-mos']['pt-pt'] = "PDOM"; //Google translate
+$text['label-mos']['ru-ru'] = ""; //unsure of safe translation
+$text['label-mos']['sv-se'] = "GBP"; //Google translate
+$text['label-mos']['uk-ua'] = ""; ///unsure of safe translation
 
 $text['label-total']['en-us'] = "Total";
 $text['label-total']['ar-eg'] = "";
@@ -1836,6 +1868,54 @@ $text['description']['ru-ru'] = "Подробные сведения о вызо
 $text['description']['sv-se'] = "Detaljerad Samtalsinformation (CDR) är detaljerad information från samtalen.";
 $text['description']['uk-ua'] = "Редагування інформації облікового запису";
 
+$text['description-tta']['en-us'] = "Time to answer";
+$text['description-tta']['ar-eg'] = "الوقت للإجابة"; //Google translate
+$text['description-tta']['de-at'] = "Zeit zu beantworten"; //Google translate
+$text['description-tta']['de-de'] = "Zeit zu beantworten"; //Google translate
+$text['description-tta']['es-cl'] = "Hora de contestar"; //Google translate
+$text['description-tta']['fr-fr'] = "Le temps de répondre"; //Google translate
+$text['description-tta']['it-it'] = "Tempo per rispondere"; //Google translate
+$text['description-tta']['he-il'] = "הגיע הזמן לענות"; //Google translate
+$text['description-tta']['nl-nl'] = "Tijd om te antwoorden"; //Google translate
+$text['description-tta']['pl-pl'] = "Czas na odpowiedź"; //Google translate
+$text['description-tta']['pt-br'] = "Hora de responder"; //Google translate
+$text['description-tta']['pt-pt'] = "Hora de responder"; //Google translate
+$text['description-tta']['ru-ru'] = "Время ответа"; //Google translate
+$text['description-tta']['sv-se'] = "Dags att svara"; //Google translate
+$text['description-tta']['uk-ua'] = "час відповіді"; //Google translate
+
+$text['description-pdd']['en-us'] = "Post dial delay";
+$text['description-pdd']['ar-eg'] = "تأخير الاتصال الهاتفي"; //Google translate
+$text['description-pdd']['de-at'] = "Pfostenwahlverzögerung"; //Google translate
+$text['description-pdd']['de-de'] = "Pfostenwahlverzögerung"; //Google translate
+$text['description-pdd']['es-cl'] = "Retardo de marcación posterior"; //Google translate
+$text['description-pdd']['fr-fr'] = "Temporisation de la poste de poste"; //Google translate
+$text['description-pdd']['it-it'] = "Ritardo di composizione postale"; //Google translate
+$text['description-pdd']['he-il'] = "עיכוב בהמתנה"; //Google translate
+$text['description-tta']['nl-nl'] = ""; //Google translate gave english
+$text['description-pdd']['pl-pl'] = "Opóźnienie po zadzwonieniu"; //Google translate
+$text['description-pdd']['pt-br'] = "Atraso de discagem de postagem"; //Google translate
+$text['description-pdd']['pt-pt'] = "Atraso de discagem de postagem"; //Google translate
+$text['description-pdd']['ru-ru'] = "Задержка после набора номера"; //Google translate
+$text['description-pdd']['sv-se'] = "Sänd fördröjning"; //Google translate
+$text['description-pdd']['uk-ua'] = "Повідомлення затримки набору"; //Google translate
+
+$text['description-mos']['en-us'] = "Mean opinion score";
+$text['description-mos']['ar-eg'] = "يعني النتيجة الرأي"; //Google translate
+$text['description-mos']['de-at'] = "Mittlere Meinungsbewertung"; //Google translate
+$text['description-mos']['de-de'] = "Mittlere Meinungsbewertung"; //Google translate
+$text['description-mos']['es-cl'] = "Puntuación de opinión media"; //Google translate
+$text['description-mos']['fr-fr'] = "Score moyen d'opinion"; //Google translate
+$text['description-mos']['it-it'] = "Punteggio medio"; //Google translate
+$text['description-mos']['he-il'] = "ציון דעת ממוצע"; //Google translate
+$text['description-tta']['nl-nl'] = "Gemiddelde mening score"; //Google translate
+$text['description-mos']['pl-pl'] = "Średnia ocena opinii"; //Google translate
+$text['description-mos']['pt-br'] = "Pontuação de opinião média"; //Google translate
+$text['description-mos']['pt-pt'] = "Pontuação de opinião média"; //Google translate
+$text['description-mos']['ru-ru'] = "Средний оценочный показатель"; //Google translate
+$text['description-mos']['sv-se'] = "Genomsnittlig bedömning poäng"; //Google translate
+$text['description-mos']['uk-ua'] = "Середнє число думок"; //Google translate
+
 $text['button-update']['en-us'] = "Update";
 $text['button-update']['ar-eg'] = "";
 $text['button-update']['de-at'] = "Aktualisieren";
diff --git a/app/xml_cdr/xml_cdr.php b/app/xml_cdr/xml_cdr.php
index a91a3cdb61..501dd0c3ed 100644
--- a/app/xml_cdr/xml_cdr.php
+++ b/app/xml_cdr/xml_cdr.php
@@ -383,18 +383,18 @@
 			}
 		}
 		echo th_order_by('start_stamp', $text['label-start'], $order_by, $order, null, "style='text-align: center;'", $param);
-		echo th_order_by('tta', $text['label-tta'], $order_by, $order, null, "style='text-align: right;'", $param);
+		echo th_order_by('tta', $text['label-tta'], $order_by, $order, null, "style='text-align: right;'", $param, $text['description-tta']);
 		echo th_order_by('duration', $text['label-duration'], $order_by, $order, null, "style='text-align: center;'", $param);
 		if (file_exists($_SERVER["PROJECT_ROOT"]."/app/billing/app_config.php")){
 			echo "<th>".$text['label-price']."</th>\n";
 			$col_count++;
 		}
 		if (permission_exists('xml_cdr_pdd')) {
-			echo th_order_by('pdd_ms', 'PDD', $order_by, $order, null, "style='text-align: right;'", $param);
+			echo th_order_by('pdd_ms', $text['label-pdd'], $order_by, $order, null, "style='text-align: right;'", $param, $text['description-pdd']);
 			$col_count++;
 		}
 		if (permission_exists('xml_cdr_mos')) {
-			echo th_order_by('rtp_audio_in_mos', 'MOS', $order_by, $order, null, "style='text-align: center;'", $param);
+			echo th_order_by('rtp_audio_in_mos', $text['label-mos'], $order_by, $order, null, "style='text-align: center;'", $param, $text['description-mos']);
 			$col_count++;
 		}
 		if (if_group("admin") || if_group("superadmin") || if_group("cdr")) {
diff --git a/resources/functions.php b/resources/functions.php
index a1e81b480f..f5c165b264 100644
--- a/resources/functions.php
+++ b/resources/functions.php
@@ -460,20 +460,20 @@
 
 	if (!function_exists('th_order_by')) {
 		//html table header order by
-		function th_order_by($field_name, $columntitle, $order_by, $order, $app_uuid = '', $css = '', $additional_get_params='') {
+		function th_order_by($field_name, $columntitle, $order_by, $order, $app_uuid = '', $css = '', $additional_get_params='', $description='') {
 			if (strlen($app_uuid) > 0) { $app_uuid = "&app_uuid=".$app_uuid; }	// accomodate need to pass app_uuid where necessary (inbound/outbound routes lists)
 			if (strlen($additional_get_params) > 0) {$additional_get_params = '&'.$additional_get_params; } // you may need to pass other parameters
 			$html = "<th ".$css." nowrap>";
-			if (strlen($order_by)==0) {
-				$html .= "<a href='?order_by=$field_name&order=desc".$app_uuid."$additional_get_params' title='ascending'>$columntitle</a>";
+			$description = (strlen($description) > 0) ? $description . ', ': '';
+			if (strlen($order_by) == 0)
+				$order = 'asc';
+			if ($order == "asc") {
+				$description .= 'sort(ascending)';
+				$html .= "<a href='?order_by=$field_name&order=desc".$app_uuid."$additional_get_params' title='$description'>$columntitle</a>";
 			}
 			else {
-				if ($order=="asc") {
-					$html .= "<a href='?order_by=$field_name&order=desc".$app_uuid."$additional_get_params' title='ascending'>$columntitle</a>";
-				}
-				else {
-					$html .= "<a href='?order_by=$field_name&order=asc".$app_uuid."$additional_get_params' title='descending'>$columntitle</a>";
-				}
+				$description .= 'sort(descending)';
+				$html .= "<a href='?order_by=$field_name&order=asc".$app_uuid."$additional_get_params' title='$description'>$columntitle</a>";
 			}
 			$html .= "</th>";
 			return $html;