diff --git a/instances/templates/add_instance_network_block.html b/instances/templates/add_instance_network_block.html
index b990eec..990c524 100644
--- a/instances/templates/add_instance_network_block.html
+++ b/instances/templates/add_instance_network_block.html
@@ -25,7 +25,10 @@
                             <div class="col-sm-6">
                                 <select class="form-control" name="add-net-network">
                                     {% for c_net in compute_networks %}
-                                        <option value="{{ c_net }}">{{ c_net }}</option>
+                                        <option value="net:{{ c_net }}">Network {{ c_net }}</option>
+                                    {% endfor %}
+                                    {% for c_iface in compute_interfaces %}
+                                        <option value="iface:{{ c_iface }}">Interface {{ c_iface }}</option>
                                     {% endfor %}
                                 </select>
                             </div>
diff --git a/instances/templates/instance.html b/instances/templates/instance.html
index f569297..f103115 100644
--- a/instances/templates/instance.html
+++ b/instances/templates/instance.html
@@ -846,9 +846,12 @@
                                                                     <select name="net-source-{{ forloop.counter0 }}" class="form-control" id="network_select" onchange="network_select_enable()">
                                                                         {% for c_nets in compute_networks %}
                                                                             {% if forloop.counter0 == 0 %}
-                                                                                <option value="{{ network.nic }}" selected hidden>{% trans "to Change" %}</option>
+                                                                                <option value="iface:{{ network.nic }}" selected hidden>{% trans "to Change" %}</option>
                                                                             {% endif %}
-                                                                            <option value="{{ c_nets }}">{{ c_nets }}</option>
+                                                                            <option value="net:{{ c_nets }}">Network {{ c_nets }}</option>
+                                                                        {% endfor %}
+                                                                        {% for c_iface in compute_interfaces %}
+                                                                            <option value="iface:{{ c_iface }}">Interface {{ c_iface }}</option>
                                                                         {% endfor %}
                                                                     </select>
                                                                 </div>
diff --git a/instances/views.py b/instances/views.py
index 4159c7d..ac188ed 100644
--- a/instances/views.py
+++ b/instances/views.py
@@ -321,6 +321,13 @@ def instance(request, compute_id, vname):
             if dev not in existing_devs:
                 return dev
         raise Exception(_('None available device name'))
+
+    def get_network_tuple(network_source_str):
+        network_source_pack = network_source_str.split(":", 1)
+        if len(network_source_pack) > 1:
+            return (network_source_pack[1], network_source_pack[0])
+        else:
+            return (network_source_pack[0], 'net')
             
     try:
         conn = wvmInstance(compute.hostname,
@@ -329,6 +336,7 @@ def instance(request, compute_id, vname):
                            compute.type,
                            vname)
         compute_networks = sorted(conn.get_networks())
+        compute_interfaces = sorted(conn.get_ifaces())
         status = conn.get_status()
         autostart = conn.get_autostart()
         vcpu = conn.get_vcpu()
@@ -686,7 +694,11 @@ def instance(request, compute_id, vname):
                     network_data = {}
 
                     for post in request.POST:
-                        if post.startswith('net-'):
+                        if post.startswith('net-source-'):
+                            (source, source_type) = get_network_tuple(request.POST.get(post))
+                            network_data[post] = source
+                            network_data[post + '-type'] = source_type
+                        elif post.startswith('net-'):
                             network_data[post] = request.POST.get(post, '')
 
                     conn.change_network(network_data)
@@ -698,9 +710,9 @@ def instance(request, compute_id, vname):
 
                 if 'add_network' in request.POST:
                     mac = request.POST.get('add-net-mac')
-                    network = request.POST.get('add-net-network')
+                    (source, source_type) = get_network_tuple(request.POST.get('add-net-network'))
 
-                    conn.add_network(mac, network)
+                    conn.add_network(mac, source, source_type)
                     msg = _("Edit network")
                     addlogmsg(request.user.username, instance.name, msg)
                     msg = _("Network Devices are changed. Please reboot instance to activate.")
diff --git a/vrtManager/instance.py b/vrtManager/instance.py
index 42bf19f..ae04b4a 100644
--- a/vrtManager/instance.py
+++ b/vrtManager/instance.py
@@ -742,16 +742,25 @@ class wvmInstance(wvmConnect):
 
         return self.get_instance(clone_data['name']).UUIDString()
 
-    def add_network(self, mac_address, network, interface_type='bridge', model='virtio'):
+    def get_bridge_name(self, source, source_type='net'):
+        if source_type == 'iface':
+            iface = self.get_iface(source)
+            bridge_name = iface.name()
+        else:
+            net = self.get_network(source)
+            bridge_name = net.bridgeName()
+        return bridge_name
+        
+    def add_network(self, mac_address, source, source_type='net', interface_type='bridge', model='virtio'):
         tree = ElementTree.fromstring(self._XMLDesc(0))
-        net = self.get_network(network)
+        bridge_name = self.get_bridge_name(source, source_type)
         xml_interface = """
         <interface type='%s'>
           <mac address='%s'/>
           <source bridge='%s'/>
           <model type='%s'/>
         </interface>
-        """ % (interface_type, mac_address, net.bridgeName(), model)
+        """ % (interface_type, mac_address, bridge_name, model)
         if self.get_status() == 5:
             devices = tree.find('devices')
             elm_interface = ElementTree.fromstring(xml_interface)
@@ -764,13 +773,15 @@ class wvmInstance(wvmConnect):
         tree = ElementTree.fromstring(xml)
 
         for num, interface in enumerate(tree.findall('devices/interface')):
-            net = self.get_network(network_data['net-source-' + str(num)])
+            net_source = network_data['net-source-' + str(num)]
+            net_source_type = network_data['net-source-' + str(num) + '-type']
+            net_mac = network_data['net-mac-' + str(num)]
+            bridge_name = self.get_bridge_name(net_source, net_source_type)
             if interface.get('type') == 'bridge':
                 source = interface.find('mac')
-                source.set('address', network_data['net-mac-' + str(num)])
+                source.set('address', net_mac)
                 source = interface.find('source')
-                source.set('bridge', net.bridgeName())
-                source.set('network', net.name())
+                source.set('bridge', bridge_name)
         new_xml = ElementTree.tostring(tree)
         self._defineXML(new_xml)