diff --git a/Layout/default/Device/Detail.php b/Layout/default/Device/Detail.php
index 9c2e704c6..2d36dd003 100644
--- a/Layout/default/Device/Detail.php
+++ b/Layout/default/Device/Detail.php
@@ -174,9 +174,7 @@ if ($devices->power != "0.0") {
 } else {
     $power = $devices->devicetype->power;
 }
-//var_dump($customer);
 ?>
-
     <div class="row">
         <div class="col-12">
             <div class="card">
@@ -255,16 +253,13 @@ if ($devices->power != "0.0") {
                                                    href="http://maps.google.com/?q=' . $devices->addr_street . ' ' . $devices->addr_number . ' ' . $devices->addr_zip . ' ' . $devices->addr_city . '"
                                                    target="_blank"><div>' . $devices->addr_street . ' ' . $devices->addr_number . $addrExtended . '</div>
                                                    <div>' . $devices->addr_zip . ' ' . $devices->addr_city . '</div></a>';
-
                         } else if (trim($devices->gps_lat)) {
                             $StdHeader = "Standort Informationen";
                             $mapsHeader = "Koordinaten";
                             $mapsLink = '<a class="mapsLink"
                                                    href="http://maps.google.com/?q=' . $devices->gps_lat . ',' . $devices->gps_long . '"
                                                    target="_blank"><div>' . $devices->gps_lat . ' , ' . $devices->gps_long . '</div></a>';
-
                         }
-
                         ?>
 
                         <div class="col-4 card-border">
@@ -326,12 +321,9 @@ if ($devices->power != "0.0") {
                             } else {
                                 ?>
                                 <h5 class="text-center">Keine Standort Informationen vorhanden</h5>
-
                                 <?php
                             }
                             ?>
-
-
                         </div>
                         <div class="col-3 card-border">
                             <div class="overflow-auto">
@@ -356,7 +348,6 @@ if ($devices->power != "0.0") {
                                         <tr>
                                             <th>Datum/Uhrzeit</th>
                                             <th></th>
-
                                         </tr>
                                         </thead>
                                         <tbody>
@@ -366,8 +357,7 @@ if ($devices->power != "0.0") {
                                             $configid = $config->id;
                                             if ($configfileCleartext && $configfileCompressed) :
                                                 $configLinks = '<a href="https://' . $_SERVER['SERVER_NAME'] . '/Device/api?do=getconfig&id=' . $configid . '&format=txt&filename=' . $configfileCleartext . '">
-                                                        TXT</a> / <a
-                                                            href="https://' . $_SERVER['SERVER_NAME'] . '/Device/api?do=getconfig&id=' . $configid . '&format=xml&filename=' . $configfileCompressed . '">
+                                                        TXT</a> / <a href="https://' . $_SERVER['SERVER_NAME'] . '/Device/api?do=getconfig&id=' . $configid . '&format=xml&filename=' . $configfileCompressed . '">
                                                         XML</a>';
                                             elseif ($configfileCleartext || $configfileCompressed) :
                                                 $configLinks = '<a href="https://' . $_SERVER['SERVER_NAME'] . '/Device/api?do=getconfig&id=' . $configid . '&format=txt&filename=' . $configfileCleartext . $configfileCompressed . '">
@@ -411,8 +401,6 @@ if ($devices->power != "0.0") {
                                 </div>
                                 <div id="olt-body"></div>
                             </div>
-
-
                             <div id="olt-datatables" class="col-5 card-border" style="display: none">
                                 <div>
                                     <h4></h4>
@@ -427,8 +415,6 @@ if ($devices->power != "0.0") {
                                             <th>Kunde</th>
                                             <th class="text-center">Stat.</th>
                                             <th class="text-center">Serial</th>
-
-
                                         </tr>
                                         <tr id="filterrow">
                                             <th></th>
@@ -462,7 +448,7 @@ if ($devices->power != "0.0") {
                                             <div class="col-6">
 
 
-                                                <h4>Allgemein<span class="ml-2"><i id="ont-deteil-spinner"
+                                                <h4>Allgemein<span class="ml-2"><i id="ont-detail-spinner"
                                                                                    class="fas fa-spinner fa-spin spinner-ico font-19 text-info"
                                                                                    style="display: none;"></i></span>
                                                     <span id="ont-detail-refresh" style="width: 20px;"
@@ -509,10 +495,6 @@ if ($devices->power != "0.0") {
                                                             / <span class="ont-line-stat"
                                                                     id="ont-detail-ontsoftwarever">N/A</span></td>
                                                     </tr>
-                                                    <!--                                                    <tr>-->
-                                                    <!--                                                        <th>Temperatur</th>-->
-                                                    <!--                                                        <td class="text-right pr-3" ><span id="ont-detail-temp">N/A</span> °C</td>-->
-                                                    <!--                                                    </tr>-->
                                                     <tr>
                                                         <th>RX-Pegel OLT</th>
                                                         <td class="text-right pr-3"><span class="ont-line-stat"
@@ -594,6 +576,21 @@ if ($devices->power != "0.0") {
                                                     </tr>
                                                     </tbody>
                                                 </table>
+                                                <h4>MAC-Adressen<span class="ml-2"><i id="ont-detail-mac-spinner"
+                                                                                      class="fas fa-spinner fa-spin spinner-ico font-19 text-info"
+                                                                                      style="display: none;"></i></span>
+                                                    <span id="ont-detail-mac-refresh" style="width: 20px;"
+                                                          class="ontdetail-refresh-span"><i style="display: unset"
+                                                                                            title="Refresh"
+                                                                                            class="fa-solid fa-rotate-right "></i></span>
+                                                </h4>
+                                                <table class="table condensed-ont">
+                                                    <thead id="ont-macadresses-head">
+                                                    </thead>
+                                                    <tbody id="ont-macadresses">
+                                                    </tbody>
+                                                </table>
+
                                                 <h4>Service Ports</h4>
                                                 <table class="table condensed-ont">
                                                     <thead>
@@ -603,8 +600,6 @@ if ($devices->power != "0.0") {
                                                         <th>Status</th>
                                                         <th>Downstream</th>
                                                         <th>Upstream</th>
-
-
                                                     </tr>
                                                     </thead>
                                                     <tbody id="ont-serviceports">
@@ -737,7 +732,7 @@ if ($devices->power != "0.0") {
                                             <td class="sp-ont-text">` + customername + `</td>
                                             <td class="sp-ont-text text-center">` + status + `</td>
 
-                                            <td class="sp-ont-text"><div class="text-decoration-underline" data-port="` + item['portsimple'] + `" data-ontid="` + o + `" data-portid="` + item['portindex'] + `" data-toggle="modal" data-target="#ontDetailInfo">` + ont['serial'] + `</div></td>
+                                            <td class="sp-ont-text"><div class="text-decoration-underline" data-port="` + item['portsimple'] + `" data-ontid="` + o + `" data-portid="` + item['portindex'] + `" data-snr="` + ont['serial'] + `"  data-toggle="modal" data-target="#ontDetailInfo">` + ont['serial'] + `</div></td>
                                           </tr>
 `);
 
@@ -837,8 +832,10 @@ if ($devices->power != "0.0") {
 
                         table.draw();
                     }
+                }).fail(function (jqxhr, textStatus, error) {
+                    window.location.href = "Dashboard";
+                    console.log("Request Failed: " + err);
                 });
-                ;
             });
 
 
@@ -897,9 +894,7 @@ if ($devices->power != "0.0") {
                     $(this).html('<i class="fas fa-spinner fa-spin spinner-ico text-info"></i>');
                     $(this).data('shown', '1');
                     var oltport = $(this).data('oltport');
-                    // $('#olt-body').append(`<div class="spinner-border text-primary float-right" role="status">
-                    //                         <span class="visually-hidden"></span>
-                    //                         </div>`);
+
                     $('#olt-body').append(`<table style="display:none;" id="ont-line-table" data-oltport="` + $(this).data('oltport') + `" class="float-left">` + $('#olt-port-table').html() + `</table>`);
 
                     $("#ont-line-table .sp-port-lines").each(function (index) {
@@ -908,27 +903,30 @@ if ($devices->power != "0.0") {
                         }
 
                     });
-
-
                     $('#olt-body').append(` <table id="ont-table" data-portid="` + thisspan.data('portid') + `" style="text-align: center; display:none ;   min-height: 500px;" class="sp-table-border float-left" >
                                     <thead>
                                     <tr><td><span class="ml-5">ONT's </span><span style="width: 20px;" class="float-right mr-4 ont-refresh-span "><i title="Refresh" class="fa-solid fa-rotate-right ont-refresh" ></i></span></td></tr>
                                     </thead>
-                                    <tbody style="font-size:13px;" id="ont-table-body"><tr>
-
+                                    <tbody style="font-size:13px;" id="ont-table-body">
+                                    <tr>
                                     <th class="sp-ont-text">ONT ID</th>
-
                                     <th class="sp-ont-text" title="Online Status">Stat.</th>
                                     <th class="sp-ont-text">Type</th>
                                     <th class="sp-ont-text">Serial</th>
                                     <th class="sp-ont-text">Distance</th>
-<!--                                    <th class="sp-ont-text">RX OLT Power</th>-->
                                     <th class="sp-ont-text">Eth</th>
                                     <th class="sp-ont-text">Eth Spd/Dpx</th>
-                                    </tr></tbody></table>`);
+                                    </tr>
+                                    </tbody></table>`);
 
                     $.getJSON("https://<?= $_SERVER['SERVER_NAME']; ?>/Device/api?do=getoltinfo&ip=<?= $devices->ip; ?>&portid=" + thisspan.data('portid'), {})
                         .done(function (data) {
+                            if (typeof data.success === 'undefined') {
+                                console.log('logged out');
+                                // window.location.href = "/";
+
+                            }
+
                             $.each(data.data[0]['ont'], function (o, ont) {
                                 var status;
                                 if (ont.status == "1") {
@@ -966,6 +964,12 @@ if ($devices->power != "0.0") {
 
                         }).done(function (data) {
                         $.getJSON("https://<?= $_SERVER['SERVER_NAME']; ?>/Device/api?do=getoltinfo&ip=<?= $devices->ip; ?>&portid=" + thisspan.data('portid') + "&adv=ext", {}).done(function (data) {
+                            if (typeof data.success === 'undefined') {
+                                console.log('logged out');
+                                // window.location.href = "/";
+
+                            }
+
                             if (thisspan.data('portid') == $('#ont-table').data('portid')) {
                                 $.each(data.data, function (o, ont) {
                                     var eth = ont['eth'];
@@ -996,6 +1000,9 @@ if ($devices->power != "0.0") {
                         });
 
 
+                    }).fail(function (jqxhr, textStatus, error) {
+                        window.location.href = "Dashboard";
+                        console.log("Request Failed: " + err);
                     });
                 }
             });
@@ -1004,6 +1011,8 @@ if ($devices->power != "0.0") {
                 $('.ont-refresh-span').html('<i class="fas fa-spinner fa-spin spinner-ico text-info"></i>');
                 $('.sp-splitter-count-show').addClass('noclick');
                 $.getJSON("https://<?= $_SERVER['SERVER_NAME']; ?>/Device/api?do=getoltinfo&ip=<?= $devices->ip; ?>&portid=" + thisspan.data('portid') + "&adv=ext", {}).done(function (data) {
+
+
                     if (thisspan.data('portid') == $('#ont-table').data('portid')) {
                         $.each(data.data, function (o, ont) {
                             var eth = ont['eth'];
@@ -1033,7 +1042,11 @@ if ($devices->power != "0.0") {
                     $('.ont-refresh-span').html('<i title="Refresh" class="fa-solid fa-rotate-right ont-refresh"></i>');
                     $('.ont-refresh').show();
                     $('.sp-splitter-count-show').removeClass('noclick');
+                }).fail(function (jqxhr, textStatus, error) {
+                    window.location.href = "Dashboard";
+                    console.log("Request Failed: " + err);
                 });
+                ;
 
             });
 
@@ -1054,19 +1067,23 @@ if ($devices->power != "0.0") {
                     customername = "N/A";
                     customerid = "N/A";
                 }
-
+                $('#ont-macadresses').empty();
 
                 $('.ont-line-stat').text('N/A');
                 $('#ont-detail-kd').text(customername);
                 $('#ont-detail-lastofflinecause').attr('data-original-title', '');
 
-                $('#ont-deteil-spinner').show();
+                $('#ont-detail-spinner').show();
                 $('#ont-detail-refresh').hide();
                 $('#ont-serviceports').empty();
                 $('#ont-detail-refresh').data('portid', button.data('portid'));
                 $('#ont-detail-refresh').data('port', button.data('port'));
                 $('#ont-detail-refresh').data('ontid', button.data('ontid'));
-                $('#ont-detail-refresh').data('snr', button.data('snr'));
+                $('#ont-detail-mac-refresh').data('snr', button.data('snr'));
+                $('#ont-detail-mac-refresh').data('portid', button.data('portid'));
+                $('#ont-detail-mac-refresh').data('port', button.data('port'));
+                $('#ont-detail-mac-refresh').data('ontid', button.data('ontid'));
+                $('#ont-detail-mac-refresh').data('snr', button.data('snr'));
 
                 $.getJSON("https://<?= $_SERVER['SERVER_NAME']; ?>/Device/api?do=getontinfo&ip=<?= $devices->ip; ?>&portid=" + button.data('portid') + "&ont=" + button.data('port') + '-' + button.data('ontid'), {}).done(function (data) {
                     $.each(data.data.linestat, function (o, ont) {
@@ -1105,12 +1122,51 @@ if ($devices->power != "0.0") {
                         });
                     }
 
-                    $('#ont-deteil-spinner').hide();
+                    $('#ont-detail-spinner').hide();
                     $('#ont-detail-refresh').show();
 
+                }).fail(function (jqxhr, textStatus, error) {
+                    window.location.href = "Dashboard";
+                    console.log("Request Failed: " + err);
                 });
+                ;
 
             });
+            $("body").on("click", "#ont-detail-mac-refresh", function () {
+                $('#ont-detail-mac-spinner').show();
+                $('#ont-detail-mac-refresh').hide();
+                var button = $('#ont-detail-mac-refresh');
+                $('#ont-macadresses').empty();
+                $('#ont-macadresses-nomac').remove();
+                $.getJSON("https://<?= $_SERVER['SERVER_NAME']; ?>/Device/api?do=getontinfomac&ip=<?= $devices->ip; ?>&portid=" + button.data('portid') + "&ont=" + button.data('port') + '-' + button.data('ontid'), {}).done(function (data) {
+                    if (typeof data.data !== 'undefined' && data.data.length > 0) {
+                        $('#ont-macadresses').html(`
+                        <tr>
+                            <th>Mac</th>
+                            <th>Vlan</th>
+                        </tr>
+`);
+                        $.each(data.data, function (o, mac) {
+                            $('#ont-macadresses').append(`<tr>
+                               <td>` + mac.mac + `</td>
+                               <td>` + mac.vlan + `</td>
+                               </tr>`);
+                        });
+                    } else {
+                        $('#ont-macadresses').append(`<tr>
+                               <td id="ont-macadresses-nomac" class="text-center" colspan="2">Keine Mac-Adressen verfügbar</td>
+
+                               </tr>`);
+                    }
+                    $('#ont-detail-mac-spinner').hide();
+                    $('#ont-detail-mac-refresh').show();
+                }).fail(function (jqxhr, textStatus, error) {
+                    window.location.href = "Dashboard";
+                });
+                ;
+            });
+
+
             $("body").on("click", "#ont-detail-refresh", function () {
                 let customername;
                 let customerid;
@@ -1131,8 +1187,8 @@ if ($devices->power != "0.0") {
                 $('.ont-line-stat').text('N/A');
                 $('#ont-detail-kd').text(customername);
                 $('#ont-detail-lastofflinecause').attr('data-original-title', '');
-
-                $('#ont-deteil-spinner').show();
+                $('#ont-macadresses').empty();
+                $('#ont-detail-spinner').show();
                 $('#ont-detail-refresh').hide();
                 $('#ont-serviceports').empty();
                 $('#ont-detail-refresh').data('portid', button.data('portid'));
@@ -1169,21 +1225,19 @@ if ($devices->power != "0.0") {
                            <td class="text-center">` + operstatus + `</td>
                            <td class="text-center">` + ont.traficdescrx + `</td>
                            <td class="text-center">` + ont.traficdesctx + `</td>
-
                         </tr>
                         `)
                         });
                     }
-
-                    $('#ont-deteil-spinner').hide();
+                    $('#ont-detail-spinner').hide();
                     $('#ont-detail-refresh').show();
 
+                }).fail(function (jqxhr, textStatus, error) {
+                    window.location.href = "Dashboard";
                 });
-
+                ;
             });
             $('[data-toggle="tooltip"]').tooltip()
-
-
         });
 
     </script>
diff --git a/application/Device/DeviceController.php b/application/Device/DeviceController.php
index cbd143567..8c54f89e2 100644
--- a/application/Device/DeviceController.php
+++ b/application/Device/DeviceController.php
@@ -251,6 +251,9 @@ class DeviceController extends mfBaseController
             case "getontinfo":
                 $return = $this->getontInfo($ip, $portid, $ont);
                 break;
+            case "getontinfomac":
+                $return = $this->getontInfoMac($ip, $portid, $ont);
+                break;
             case "changeoltsplitter":
                 $return = $this->changeoltSplitter($id, $portid, $ports);
                 break;
@@ -325,6 +328,16 @@ class DeviceController extends mfBaseController
         $r = $this->request;
         $id = $r->id;
         $getOntInfo = DeviceModel::getontInfo($ip, $portid, $ont);
+
+        echo json_encode($getOntInfo);
+        exit;
+    }
+
+    private function getontInfoMac($ip, $portid, $ont)
+    {
+        $r = $this->request;
+        $id = $r->id;
+        $getOntInfo = DeviceModel::getontInfoMac($ip, $portid, $ont);
         echo json_encode($getOntInfo);
         exit;
     }
diff --git a/application/Device/DeviceModel.php b/application/Device/DeviceModel.php
index 967ebed09..a76572dd6 100644
--- a/application/Device/DeviceModel.php
+++ b/application/Device/DeviceModel.php
@@ -320,7 +320,34 @@ WHERE `item_id` = '55'";
         endif;
         return json_decode($response);
     }
+    public static function getontInfoMac($ip, $portid = '', $ont = '')
+    {
+        $portid = "/" . $portid;
+        $ont = "/mac/" . $ont;
+        $url = TT_MBI_API_URL . TT_MBI_API_VERSION . '/deviceoltinfo/' . $ip . $portid . $ont;
 
+        $response = "";
+        if (TT_MBI_API_ENABLE) :
+            $curl = curl_init();
+            curl_setopt_array($curl, array(
+                CURLOPT_URL => $url,
+                CURLOPT_RETURNTRANSFER => true,
+                CURLOPT_ENCODING => '',
+                CURLOPT_MAXREDIRS => 10,
+                CURLOPT_SSL_VERIFYHOST => false,
+                CURLOPT_SSL_VERIFYPEER => false,
+                CURLOPT_TIMEOUT => 0,
+                CURLOPT_FOLLOWLOCATION => true,
+                CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
+                CURLOPT_CUSTOMREQUEST => 'GET',
+                CURLOPT_HTTPHEADER => array(
+                    'Authorization: Bearer ' . TT_MBI_API_KEY),
+            ));
+            $response = curl_exec($curl);
+            curl_close($curl);
+        endif;
+        return json_decode($response);
+    }
     public static function changeoltSplitter($id, $portid, $ports)
     {