added two columns to Interfaces table, showing up tagged and untagged vlans

netbox/templates/dcim/device.html

@@ -585,6 +585,8 @@
                                 <th>Name</th>
                                 <th>LAG</th>
                                 <th>Description</th>
+                                <th>Tagged vlans</th>
+                                <th>Untagged vlan</th>
                                 <th>MTU</th>
                                 <th>Mode</th>
                                 <th>Cable</th>

netbox/templates/dcim/inc/interface.html

@@ -38,6 +38,23 @@
         {% endfor %}
     </td>
 
+    {# Tagged ports #}
+    <td>
+        {% if iface.tagged_vlans.all %}
+            {% for tag in iface.tagged_vlans.all %}
+                <a href="{% url 'ipam:vlan' tag.id %}">{{ tag }}</a>
+                <br>
+            {% endfor %}
+        {% endif %}
+    </td>
+
+    {# Untagged ports #}
+    <td>
+        {% if iface.untagged_vlan %}
+            {{ iface.untagged_vlan }}
+        {% endif %}
+    </td>
+
     {# MTU #}
     <td>{{ iface.mtu|default:"&mdash;" }}</td>