diff --git a/devapp/base_intr.py b/devapp/base_intr.py
index c867cfa..085383d 100644
--- a/devapp/base_intr.py
+++ b/devapp/base_intr.py
@@ -89,8 +89,11 @@ class DevBase(object, metaclass=ABCMeta):
 
 
 class BasePort(object, metaclass=ABCMeta):
-    def __init__(self, num, name, status, mac, speed, writable=False):
+    __slots__ = 'num', 'snmp_num', 'nm', 'st', '_mac', 'sp', 'writable'
+
+    def __init__(self, num, name, status, mac, speed, snmp_num=None, writable=False):
         self.num = int(num)
+        self.snmp_num = int(num) if snmp_num is None else int(snmp_num)
         self.nm = name
         self.st = status
         self._mac = mac
diff --git a/devapp/dev_types.py b/devapp/dev_types.py
index 7eaeafa..f2f8fdc 100644
--- a/devapp/dev_types.py
+++ b/devapp/dev_types.py
@@ -43,8 +43,8 @@ def plain_ip_device_mon_template(device) -> Optional[AnyStr]:
 
 
 class DLinkPort(BasePort):
-    def __init__(self, num, name, status, mac, speed, snmp_worker):
-        BasePort.__init__(self, num, name, status, mac, speed, writable=True)
+    def __init__(self, snmp_worker, *args, **kwargs):
+        BasePort.__init__(self, writable=True, *args, **kwargs)
         if not issubclass(snmp_worker.__class__, SNMPBaseWorker):
             raise TypeError
         self.snmp_worker = snmp_worker
@@ -117,8 +117,8 @@ class DLinkDevice(DevBase, SNMPBaseWorker):
 
 
 class ONUdev(BasePort):
-    def __init__(self, num, name, status, mac, speed, signal, snmp_worker):
-        super(ONUdev, self).__init__(num, name, status, mac, speed)
+    def __init__(self, signal, snmp_worker, *args, **kwargs):
+        super(ONUdev, self).__init__(*args, **kwargs)
         if not issubclass(snmp_worker.__class__, SNMPBaseWorker):
             raise TypeError
         self.snmp_worker = snmp_worker
@@ -565,15 +565,18 @@ class HuaweiSwitch(EltexSwitch):
         for i, n in enumerate(interfaces_ids):
             n = int(n)
             speed = self.get_item('.1.3.6.1.2.1.2.2.1.5.%d' % n)
-            # oper_status = safe_int(self.get_item('.1.3.6.1.2.1.2.2.1.7.%d' % n))
-            oper_status = True # if oper_status == 1 else False
+            oper_status = safe_int(self.get_item('.1.3.6.1.2.1.2.2.1.7.%d' % n))
+            oper_status = True if oper_status == 1 else False
             link_status = safe_int(self.get_item('.1.3.6.1.2.1.2.2.1.8.%d' % n))
             link_status = True if link_status == 1 else False
-            yield EltexPort(
+            ep = EltexPort(
                 self,
                 num=i+1,
+                snmp_num=n,
                 name=self.get_item('.1.3.6.1.2.1.2.2.1.2.%d' % n),         # name
                 status=oper_status,                                        # status
                 mac='', # self.get_item('.1.3.6.1.2.1.2.2.1.6.%d' % n),    # mac
                 speed=0 if not link_status else safe_int(speed)            # speed
             )
+            ep.writable = True
+            yield ep
diff --git a/devapp/templates/devapp/custom_dev_page/generic_switch.html b/devapp/templates/devapp/custom_dev_page/generic_switch.html
index f8d1765..918ae7c 100644
--- a/devapp/templates/devapp/custom_dev_page/generic_switch.html
+++ b/devapp/templates/devapp/custom_dev_page/generic_switch.html
@@ -42,11 +42,11 @@
                             </a>
                             {% if port.writable %}
                                 {% if port.st %}
-                                    <a href="{% url 'devapp:port_toggle' dev.group.pk|default:0 dev.id port.num 0 %}" class="btn btn-xs btn-danger" title="{% trans 'Disable port' %}">
+                                    <a href="{% url 'devapp:port_toggle' dev.group.pk|default:0 dev.id port.snmp_num 0 %}" class="btn btn-xs btn-danger" title="{% trans 'Disable port' %}">
                                         <span class="glyphicon glyphicon-off"></span>
                                     </a>
                                 {% else %}
-                                    <a href="{% url 'devapp:port_toggle' dev.group.pk|default:0 dev.id port.num 1 %}" class="btn btn-xs btn-success" title="{% trans 'Enable port' %}">
+                                    <a href="{% url 'devapp:port_toggle' dev.group.pk|default:0 dev.id port.snmp_num 1 %}" class="btn btn-xs btn-success" title="{% trans 'Enable port' %}">
                                         <span class="glyphicon glyphicon-ok"></span>
                                     </a>
                                 {% endif %}