diff --git a/drivers/netconf/src/main/resources/netconf-drivers.xml b/drivers/netconf/src/main/resources/netconf-drivers.xml
index d9930ad..6a4e2ae 100644
--- a/drivers/netconf/src/main/resources/netconf-drivers.xml
+++ b/drivers/netconf/src/main/resources/netconf-drivers.xml
@@ -16,8 +16,7 @@
   -->
 <drivers>
     <!--This driver is for simulated NETCONF devices through of-config tool on top og OVSDB-->
-    <driver name="ovs-netconf" extends="default,ovs"
-            manufacturer="" hwVersion="" swVersion="">
+    <driver name="ovs-netconf" manufacturer="" hwVersion="" swVersion="">
         <behaviour api="org.onosproject.net.behaviour.ControllerConfig"
                    impl="org.onosproject.drivers.netconf.NetconfControllerConfig"/>
         <behaviour api="org.onosproject.net.behaviour.ConfigGetter"
@@ -25,7 +24,7 @@
         <behaviour api="org.onosproject.net.behaviour.ConfigSetter"
                    impl="org.onosproject.drivers.netconf.NetconfConfigSetter"/>
     </driver>
-    <driver name="netconf" extends="default">
+    <driver name="netconf" manufacturer="" hwVersion="" swVersion="">
         <behaviour api="org.onosproject.net.behaviour.ConfigGetter"
                    impl="org.onosproject.drivers.netconf.NetconfConfigGetter"/>
         <behaviour api="org.onosproject.net.behaviour.ConfigSetter"
diff --git a/protocols/netconf/ctl/src/main/java/org/onosproject/netconf/ctl/DefaultNetconfDevice.java b/protocols/netconf/ctl/src/main/java/org/onosproject/netconf/ctl/DefaultNetconfDevice.java
index a7b7717..7202fb7 100644
--- a/protocols/netconf/ctl/src/main/java/org/onosproject/netconf/ctl/DefaultNetconfDevice.java
+++ b/protocols/netconf/ctl/src/main/java/org/onosproject/netconf/ctl/DefaultNetconfDevice.java
@@ -32,7 +32,7 @@
 public class DefaultNetconfDevice implements NetconfDevice {
 
     public static final Logger log = LoggerFactory
-            .getLogger(NetconfSessionImpl.class);
+            .getLogger(DefaultNetconfDevice.class);
 
     private NetconfDeviceInfo netconfDeviceInfo;
     private boolean deviceState = false;
@@ -75,7 +75,7 @@
         try {
             netconfSession.close();
         } catch (IOException e) {
-            log.warn("Cannot communicate with the device {} ", netconfDeviceInfo);
+            log.warn("Cannot communicate with the device {} session already closed", netconfDeviceInfo);
         }
     }
 
diff --git a/protocols/netconf/ctl/src/main/java/org/onosproject/netconf/ctl/NetconfSessionImpl.java b/protocols/netconf/ctl/src/main/java/org/onosproject/netconf/ctl/NetconfSessionImpl.java
index 6634cf6..5369335 100644
--- a/protocols/netconf/ctl/src/main/java/org/onosproject/netconf/ctl/NetconfSessionImpl.java
+++ b/protocols/netconf/ctl/src/main/java/org/onosproject/netconf/ctl/NetconfSessionImpl.java
@@ -101,7 +101,7 @@
                             deviceInfo.password());
                 } else {
                     log.debug("Authenticating to device {} with username {}",
-                              deviceInfo.getDeviceId(), deviceInfo.name(), deviceInfo.password());
+                              deviceInfo.getDeviceId(), deviceInfo.name());
                     isAuthenticated = netconfConnection.authenticateWithPassword(
                             deviceInfo.name(), deviceInfo.password());
                 }
@@ -117,8 +117,7 @@
             Preconditions.checkArgument(isAuthenticated,
                                         "Authentication to device {} with username " +
                                                 "{} Failed",
-                                        deviceInfo.getDeviceId(), deviceInfo.name(),
-                                        deviceInfo.password());
+                                        deviceInfo.getDeviceId(), deviceInfo.name());
             startSshSession();
         }
     }
@@ -170,7 +169,7 @@
                 try {
                     startConnection();
                 } catch (IOException e2) {
-                    log.error("No connection {} for device, exception {}", netconfConnection, e2);
+                    log.error("No connection {} for device", netconfConnection, e2);
                     throw new NetconfException("Cannot re-open the connection with device" + deviceInfo, e);
                 }
             }
@@ -206,7 +205,7 @@
             throw new NetconfException("No matching reply for request " + request, e);
         }
         log.debug("Result {} from request {} to device {}", rp, request, deviceInfo);
-        return rp;
+        return rp.trim();
     }
 
     private String formatRequestMessageId(String request) {
@@ -284,19 +283,20 @@
         rpc.append(messageIdInteger.get());
         rpc.append("\"  ");
         rpc.append("xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\">\n");
-        rpc.append("<edit-config>");
+        rpc.append("<edit-config>\n");
         rpc.append("<target>");
         rpc.append("<").append(targetConfiguration).append("/>");
-        rpc.append("</target>");
+        rpc.append("</target>\n");
         rpc.append("<default-operation>");
         rpc.append(mode);
-        rpc.append("</default-operation>");
-        rpc.append("<config>");
+        rpc.append("</default-operation>\n");
+        rpc.append("<config>\n");
         rpc.append(newConfiguration);
-        rpc.append("</config>");
-        rpc.append("</edit-config>");
+        rpc.append("</config>\n");
+        rpc.append("</edit-config>\n");
         rpc.append("</rpc>");
         rpc.append(ENDPATTERN);
+        log.info(rpc.toString());
         return checkReply(sendRequest(rpc.toString()));
     }
 
diff --git a/protocols/netconf/ctl/src/main/java/org/onosproject/netconf/ctl/NetconfStreamThread.java b/protocols/netconf/ctl/src/main/java/org/onosproject/netconf/ctl/NetconfStreamThread.java
index 7df7849..1ed3f39 100644
--- a/protocols/netconf/ctl/src/main/java/org/onosproject/netconf/ctl/NetconfStreamThread.java
+++ b/protocols/netconf/ctl/src/main/java/org/onosproject/netconf/ctl/NetconfStreamThread.java
@@ -161,13 +161,8 @@
                 while (!socketClosed) {
                     int cInt = bufferReader.read();
                     if (cInt == -1) {
-                        socketClosed = true;
-                        log.debug("char {} " + bufferReader.read());
-                        NetconfDeviceOutputEvent event = new NetconfDeviceOutputEvent(
-                                NetconfDeviceOutputEvent.Type.DEVICE_UNREGISTERED,
-                                null, null, Optional.of(-1), netconfDeviceInfo);
-                        netconfDeviceEventListeners.forEach(
-                                listener -> listener.event(event));
+                        log.debug("Netconf device {}  sent error char in session," +
+                                          " will need to be reopend", netconfDeviceInfo);
                     }
                     char c = (char) cInt;
                     state = state.evaluateChar(c);
@@ -175,6 +170,7 @@
                     if (state == NetconfMessageState.END_PATTERN) {
                         String deviceReply = deviceReplyBuilder.toString();
                         if (deviceReply.equals(END_PATTERN)) {
+                            socketClosed = true;
                             NetconfDeviceOutputEvent event = new NetconfDeviceOutputEvent(
                                     NetconfDeviceOutputEvent.Type.DEVICE_UNREGISTERED,
                                     null, null, Optional.of(-1), netconfDeviceInfo);