diff --git a/app/Http/Controllers/PaginatedAjaxController.php b/app/Http/Controllers/PaginatedAjaxController.php
index 534a68edd0..fef2634dd6 100644
--- a/app/Http/Controllers/PaginatedAjaxController.php
+++ b/app/Http/Controllers/PaginatedAjaxController.php
@@ -171,8 +171,9 @@ abstract class PaginatedAjaxController extends Controller
         $sort = $request->get('sort', $this->default_sort);
 
         foreach ($sort as $column => $direction) {
-            if (isset($columns[$column])) {
-                $query->orderBy($columns[$column], $direction == 'desc' ? 'desc' : 'asc');
+            if (isset($columns[$column]) || in_array($column, $columns)) {
+                $name = $columns[$column] ?? $column;
+                $query->orderBy($name, $direction == 'desc' ? 'desc' : 'asc');
             }
         }
 
diff --git a/app/Http/Controllers/Table/CustomersController.php b/app/Http/Controllers/Table/CustomersController.php
index 5f099cc785..c978d88d08 100644
--- a/app/Http/Controllers/Table/CustomersController.php
+++ b/app/Http/Controllers/Table/CustomersController.php
@@ -38,6 +38,11 @@ class CustomersController extends TableController
         return ['port_descr_descr', 'ifName', 'ifDescr', 'ifAlias', 'hostname', 'sysDescr', 'port_descr_speed', 'port_descr_notes'];
     }
 
+    public function sortFields($request)
+    {
+        return ['port_descr_descr', 'hostname', 'ifDescr', 'port_descr_speed', 'port_descr_circuit', 'port_descr_notes'];
+    }
+
     /**
      * Defines the base query for this resource
      *
diff --git a/app/Http/Controllers/Table/DeviceController.php b/app/Http/Controllers/Table/DeviceController.php
index c1867a2ee4..adb6f53cb8 100644
--- a/app/Http/Controllers/Table/DeviceController.php
+++ b/app/Http/Controllers/Table/DeviceController.php
@@ -67,6 +67,11 @@ class DeviceController extends TableController
         return ['sysName', 'hostname', 'hardware', 'os', 'locations.location'];
     }
 
+    protected function sortFields($request)
+    {
+        return ['status', 'icon', 'hostname', 'hardware', 'os', 'uptime', 'location'];
+    }
+
     /**
      * Defines the base query for this resource
      *
diff --git a/app/Http/Controllers/Table/EventlogController.php b/app/Http/Controllers/Table/EventlogController.php
index e491ce33bb..8875e6a94d 100644
--- a/app/Http/Controllers/Table/EventlogController.php
+++ b/app/Http/Controllers/Table/EventlogController.php
@@ -55,6 +55,11 @@ class EventlogController extends TableController
         ];
     }
 
+    protected function sortFields($request)
+    {
+        return ['datetime', 'type', 'device_id', 'message', 'username'];
+    }
+
     /**
      * Defines the base query for this resource
      *
diff --git a/app/Http/Controllers/Table/FdbTablesController.php b/app/Http/Controllers/Table/FdbTablesController.php
index 1aa081f33f..c1b86140af 100644
--- a/app/Http/Controllers/Table/FdbTablesController.php
+++ b/app/Http/Controllers/Table/FdbTablesController.php
@@ -114,35 +114,35 @@ class FdbTablesController extends TableController
         $sort = $request->get('sort');
 
         if (isset($sort['mac_address'])) {
-            $query->orderBy('mac_address', $sort['mac_address']);
+            $query->orderBy('mac_address', $sort['mac_address'] == 'desc' ? 'desc' : 'asc');
         }
 
         if (isset($sort['device'])) {
             $query->leftJoin('devices', 'ports_fdb.device_id', 'devices.device_id')
-                ->orderBy('hostname', $sort['device']);
+                ->orderBy('hostname', $sort['device'] == 'desc' ? 'desc' : 'asc');
         }
 
         if (isset($sort['vlan'])) {
             $query->leftJoin('vlans', 'ports_fdb.vlan_id', 'vlans.vlan_id')
-                ->orderBy('vlan_vlan', $sort['vlan']);
+                ->orderBy('vlan_vlan', $sort['vlan'] == 'desc' ? 'desc' : 'asc');
         }
 
         if (isset($sort['interface'])) {
             $query->leftJoin('ports', 'ports_fdb.port_id', 'ports.port_id')
-                ->orderBy('ports.ifDescr', $sort['interface']);
+                ->orderBy('ports.ifDescr', $sort['interface'] == 'desc' ? 'desc' : 'asc');
         }
 
         if (isset($sort['description'])) {
             $query->leftJoin('ports', 'ports_fdb.port_id', 'ports.port_id')
-                ->orderBy('ports.ifDescr', $sort['description']);
+                ->orderBy('ports.ifDescr', $sort['description'] == 'desc' ? 'desc' : 'asc');
         }
 
         if (isset($sort['last_seen'])) {
-            $query->orderBy('updated_at', $sort['last_seen']);
+            $query->orderBy('updated_at', $sort['last_seen'] == 'desc' ? 'desc' : 'asc');
         }
 
         if (isset($sort['first_seen'])) {
-            $query->orderBy('created_at', $sort['first_seen']);
+            $query->orderBy('created_at', $sort['first_seen'] == 'desc' ? 'desc' : 'asc');
         }
 
         return $query;
@@ -163,7 +163,7 @@ class FdbTablesController extends TableController
             'first_seen' => 'unknown',
             'last_seen' => 'unknown'
         ];
-        
+
         // diffForHumans and doDateTimeString are not safe
         if ($fdb_entry->updated_at) {
             $item['last_seen'] = $fdb_entry->updated_at->diffForHumans();
diff --git a/app/Http/Controllers/Table/LocationController.php b/app/Http/Controllers/Table/LocationController.php
index fc3fd680fa..57350216d9 100644
--- a/app/Http/Controllers/Table/LocationController.php
+++ b/app/Http/Controllers/Table/LocationController.php
@@ -42,6 +42,11 @@ class LocationController extends TableController
         return ['location'];
     }
 
+    protected function sortFields($request)
+    {
+        return ['location', 'devices', 'network', 'servers', 'firewalls', 'down'];
+    }
+
     /**
      * Defines the base query for this resource
      *
diff --git a/app/Http/Controllers/Table/PortNacController.php b/app/Http/Controllers/Table/PortNacController.php
index 0f14f1da4a..25caa7e083 100644
--- a/app/Http/Controllers/Table/PortNacController.php
+++ b/app/Http/Controllers/Table/PortNacController.php
@@ -43,6 +43,26 @@ class PortNacController extends TableController
         return ['username', 'ip_address', 'mac_address'];
     }
 
+    protected function sortFields($request)
+    {
+        return [
+            'port_id',
+            'mac_address',
+            'ip_address',
+            'vlan',
+            'domain',
+            'host_mode',
+            'username',
+            'authz_by',
+            'timeout',
+            'time_elapsed',
+            'time_left',
+            'authc_status',
+            'authz_status',
+            'method'
+        ];
+    }
+
     /**
      * Defines the base query for this resource
      *
diff --git a/app/Http/Controllers/Table/RoutesTablesController.php b/app/Http/Controllers/Table/RoutesTablesController.php
index 2ddb053cce..75287ec78f 100644
--- a/app/Http/Controllers/Table/RoutesTablesController.php
+++ b/app/Http/Controllers/Table/RoutesTablesController.php
@@ -59,6 +59,23 @@ class RoutesTablesController extends TableController
             ];
     }
 
+    protected function sortFields($request)
+    {
+        return [
+            'context_name',
+            'inetCidrRouteDestType',
+            'inetCidrRouteDest',
+            'inetCidrRoutePfxLen',
+            'inetCidrRouteNextHop',
+            'inetCidrRouteIfIndex',
+            'inetCidrRouteMetric1',
+            'inetCidrRouteType',
+            'inetCidrRouteProto',
+            'created_at',
+            'updated_at',
+        ];
+    }
+
     /**
      * Defines the base query for this resource
      *
@@ -67,7 +84,7 @@ class RoutesTablesController extends TableController
      */
     protected function baseQuery($request)
     {
-        $join =  function ($query) {
+        $join = function ($query) {
             $query->on('ports.port_id', 'route.port_id');
         };
         $showAllRoutes = trim(\Request::get('showAllRoutes'));
diff --git a/app/Http/Controllers/Table/SyslogController.php b/app/Http/Controllers/Table/SyslogController.php
index 84aa69a93f..ed50c15a57 100644
--- a/app/Http/Controllers/Table/SyslogController.php
+++ b/app/Http/Controllers/Table/SyslogController.php
@@ -56,6 +56,11 @@ class SyslogController extends TableController
         ];
     }
 
+    public function sortFields($request)
+    {
+        return ['label', 'timestamp', 'level', 'device_id', 'program', 'msg', 'priority'];
+    }
+
     /**
      * Defines the base query for this resource
      *