diff --git a/app/Helpers/snmp_890_helper.php b/app/Helpers/snmp_890_helper.php
index b24341246..9a5089f18 100644
--- a/app/Helpers/snmp_890_helper.php
+++ b/app/Helpers/snmp_890_helper.php
@@ -9,6 +9,68 @@
 $get_oid_details = function ($ip, $credentials, $oid) {
     $details = new \StdClass();
     $details->manufacturer = 'Zyxel Communications Corp.';
-    $details->type = my_snmp_get($ip, $credentials, "1.3.6.1.4.1.890.1.2.11.1.1.1.0");
+    $details->model = my_snmp_get($ip, $credentials, "1.3.6.1.4.1.890.1.2.11.1.1.1.0");
+
+    if (empty($details->serial)) {
+        $details->serial = my_snmp_get($ip, $credentials, "1.3.6.1.4.1.890.1.15.3.82.2.10.0");
+    }
+    if (empty($details->serial)) {
+        $details->serial = my_snmp_get($ip, $credentials, "1.3.6.1.4.1.890.1.5.8.55.1.10.0");
+    }
+    if (empty($details->serial)) {
+        $details->serial = my_snmp_get($ip, $credentials, "1.3.6.1.4.1.890.1.5.8.18.1.10.0");
+    }
+    if (empty($details->serial)) {
+        $details->serial = my_snmp_get($ip, $credentials, "1.3.6.1.4.1.890.1.5.8.19.1.10.0");
+    }
+    if (empty($details->serial)) {
+        $details->serial = my_snmp_get($ip, $credentials, "1.3.6.1.4.1.890.1.5.8.16.1.10.0");
+    }
+    if (empty($details->serial)) {
+        $details->serial = my_snmp_get($ip, $credentials, "1.3.6.1.4.1.890.1.15.3.1.12.0");
+    }
+    if (empty($details->serial)) {
+        $details->serial = my_snmp_get($ip, $credentials, "1.3.6.1.4.1.890.1.5.8.59.1.10.0");
+    }
+    if (empty($details->serial)) {
+        $details->serial = my_snmp_get($ip, $credentials, "1.3.6.1.4.1.890.1.5.8.60.1.10.0");
+    }
+    if (empty($details->serial)) {
+        $details->serial = my_snmp_get($ip, $credentials, "1.3.6.1.4.1.890.1.5.8.56.1.10.0");
+    }
+    if (empty($details->serial)) {
+        $details->serial = my_snmp_get($ip, $credentials, "1.3.6.1.4.1.890.1.5.8.21.1.10.0");
+    }
+    if (empty($details->serial)) {
+        $details->serial = my_snmp_get($ip, $credentials, "1.3.6.1.4.1.890.1.5.8.27.1.10.0");
+    }
+    if (empty($details->serial)) {
+        $details->serial = my_snmp_get($ip, $credentials, "1.3.6.1.4.1.890.1.5.8.73.1.10.0");
+    }
+    if (empty($details->serial)) {
+        $details->serial = my_snmp_get($ip, $credentials, "1.3.6.1.4.1.890.1.5.8.53.1.10.0");
+    }
+    if (empty($details->serial)) {
+        $details->serial = my_snmp_get($ip, $credentials, "1.3.6.1.4.1.890.1.5.8.23.1.10.0");
+    }
+    if (empty($details->serial)) {
+        $details->serial = my_snmp_get($ip, $credentials, "1.3.6.1.4.1.890.1.5.8.72.1.10.0");
+    }
+    if (empty($details->serial)) {
+        $details->serial = my_snmp_get($ip, $credentials, "1.3.6.1.4.1.890.1.5.8.12.1.10.0");
+    }
+    if (empty($details->serial)) {
+        $details->serial = my_snmp_get($ip, $credentials, "1.3.6.1.4.1.890.1.5.8.20.1.10.0");
+    }
+    if (empty($details->serial)) {
+        $details->serial = my_snmp_get($ip, $credentials, "1.3.6.1.4.1.890.1.5.8.68.1.10.0");
+    }
+    if (empty($details->serial)) {
+        $details->serial = my_snmp_get($ip, $credentials, "1.3.6.1.4.1.890.1.5.12.47.1.10.0");
+    }
+    if (empty($details->serial)) {
+        $details->serial = my_snmp_get($ip, $credentials, "1.3.6.1.4.1.890.1.5.8.46.1.10.0");
+    }
+
     return($details);
 };