diff --git a/management/src/main/java/eu/nebulous/resource/discovery/registration/RegistrationRequestProcessor.java b/management/src/main/java/eu/nebulous/resource/discovery/registration/RegistrationRequestProcessor.java
index c41ba46..8f96a88 100644
--- a/management/src/main/java/eu/nebulous/resource/discovery/registration/RegistrationRequestProcessor.java
+++ b/management/src/main/java/eu/nebulous/resource/discovery/registration/RegistrationRequestProcessor.java
@@ -249,6 +249,7 @@ public class RegistrationRequestProcessor implements IRegistrationRequestProcess
 
 	private void processResponse(@NonNull Map<String, Object> response) {
 		String requestId = response.getOrDefault("requestId", "").toString().trim();
+		String reference = response.getOrDefault("reference", "").toString().trim();
 		String status = response.getOrDefault("status", "").toString().trim();
 		String deviceIpAddress = response.getOrDefault("deviceIpAddress", "").toString().trim();
 		long timestamp = Long.parseLong(response.getOrDefault("timestamp", "-1").toString().trim());
@@ -266,18 +267,27 @@ public class RegistrationRequestProcessor implements IRegistrationRequestProcess
 			registrationRequest.setStatus(newStatus);
 
 			String ipAddress = registrationRequest.getDevice().getIpAddress();
+			boolean isError = false;
 			if (StringUtils.equals(ipAddress, deviceIpAddress)) {
-				log.warn("processResponse: Device IP address do not match with that in request: id={}, ip-address={} != {}",
-						requestId, ipAddress, deviceIpAddress);
-				return;
+				String mesg = String.format("Device IP address do not match with that in request: id=%s, ip-address=%s != %s", requestId, ipAddress, deviceIpAddress);
+				log.warn("processResponse: {}", mesg);
+				registrationRequest.getMessages().add(mesg);
+				isError = true;
 			}
 			if (timestamp < registrationRequest.getRequestDate().toEpochMilli()) {
-				log.warn("processResponse: Response timestamp is older than Request's date: id={}, timestamp={} < {}",
-						requestId, timestamp, registrationRequest.getRequestDate());
-				return;
+				String mesg = String.format("Response timestamp is older than Request's date: id=%s, timestamp=%d < %s", requestId, timestamp, registrationRequest.getRequestDate());
+				log.warn("processResponse: {}", mesg);
+				registrationRequest.getMessages().add(mesg);
+				isError = true;
 			}
 			if (! "SUCCESS".equals(status)) {
-				log.warn("processResponse: Request status is not SUCCESS: id={}, timestamp={}, status={}", requestId, timestamp, status);
+				String mesg = String.format("Request status is not SUCCESS: id=%s, timestamp=%d, status=%s", requestId, timestamp, status);
+				log.warn("processResponse: {}", mesg);
+				registrationRequest.getMessages().add(mesg);
+				isError = true;
+			}
+			if (isError) {
+				registrationRequestService.update(registrationRequest);
 				return;
 			}
 
@@ -307,6 +317,12 @@ public class RegistrationRequestProcessor implements IRegistrationRequestProcess
 						requestId, timestamp, processedDevInfo);
 				registrationRequest.getDevice().setDeviceInfo(processedDevInfo);
 
+				// Set node reference (meaningful only in case of Onboarding)
+				if (StringUtils.isNotBlank(reference) && currStatus==RegistrationRequestStatus.ONBOARDING_REQUESTED) {
+					registrationRequest.setNodeReference(reference.trim());
+				}
+
+				// Set new status
 				if (currStatus==RegistrationRequestStatus.DATA_COLLECTION_REQUESTED)
 					registrationRequest.setStatus(RegistrationRequestStatus.PENDING_AUTHORIZATION);
 				if (currStatus==RegistrationRequestStatus.ONBOARDING_REQUESTED)
diff --git a/management/src/main/java/eu/nebulous/resource/discovery/registration/model/ArchivedRegistrationRequest.java b/management/src/main/java/eu/nebulous/resource/discovery/registration/model/ArchivedRegistrationRequest.java
index de2f02c..c98ba4b 100644
--- a/management/src/main/java/eu/nebulous/resource/discovery/registration/model/ArchivedRegistrationRequest.java
+++ b/management/src/main/java/eu/nebulous/resource/discovery/registration/model/ArchivedRegistrationRequest.java
@@ -15,6 +15,8 @@ public class ArchivedRegistrationRequest extends RegistrationRequest {
         archivedRequest.setArchiveDate(registrationRequest.getArchiveDate());
         archivedRequest.setStatus(registrationRequest.getStatus());
         archivedRequest.setHistory(registrationRequest.getHistory());
+        archivedRequest.setNodeReference(registrationRequest.getNodeReference());
+        archivedRequest.getMessages().addAll(registrationRequest.getMessages());
         return archivedRequest;
     }
 
@@ -28,6 +30,8 @@ public class ArchivedRegistrationRequest extends RegistrationRequest {
                 .archiveDate(this.getArchiveDate())
                 .status(this.getStatus())
                 .history(this.getHistory())
+                .nodeReference(this.getNodeReference())
+                .messages(this.getMessages())
                 .build();
     }
 }
diff --git a/management/src/main/java/eu/nebulous/resource/discovery/registration/model/RegistrationRequest.java b/management/src/main/java/eu/nebulous/resource/discovery/registration/model/RegistrationRequest.java
index f5dc8e6..0286b84 100644
--- a/management/src/main/java/eu/nebulous/resource/discovery/registration/model/RegistrationRequest.java
+++ b/management/src/main/java/eu/nebulous/resource/discovery/registration/model/RegistrationRequest.java
@@ -1,12 +1,15 @@
 package eu.nebulous.resource.discovery.registration.model;
 
+import lombok.AccessLevel;
 import lombok.Data;
 import lombok.NoArgsConstructor;
+import lombok.Setter;
 import lombok.experimental.SuperBuilder;
 import org.springframework.data.annotation.Id;
 import org.springframework.data.mongodb.core.mapping.Document;
 
 import java.time.Instant;
+import java.util.ArrayList;
 import java.util.List;
 
 @Data
@@ -23,4 +26,7 @@ public class RegistrationRequest {
     private Instant archiveDate;
     private RegistrationRequestStatus status;
     private List<RegistrationRequestHistoryEntry> history;
+    private String nodeReference;
+    @Setter(AccessLevel.NONE)
+    private List<String> messages = new ArrayList<>();
 }
diff --git a/management/src/main/resources/static/freebees_webdesign_6/archived-view.html b/management/src/main/resources/static/freebees_webdesign_6/archived-view.html
index 40fed5f..58b85db 100644
--- a/management/src/main/resources/static/freebees_webdesign_6/archived-view.html
+++ b/management/src/main/resources/static/freebees_webdesign_6/archived-view.html
@@ -108,6 +108,17 @@ function updateFormData(data) {
     } else {
         $(`[id="request#device#deviceInfo"]`).val( '' ).attr( 'rows', 2 );
     }
+
+    // Update messages field
+    if (data.messages) {
+        var valStr = data.messages.join('\n').trim();
+        var rows = data.messages.length;
+        if (rows<2) rows = 2;
+        if (rows>50) rows = 50;
+        $(`[id="request#messages"]`).val( valStr ).attr( 'rows', rows );
+    } else {
+        $(`[id="request#messages"]`).val( '' ).attr( 'rows', 2 );
+    }
 }
 
 function flattenObject(ob) {
@@ -202,6 +213,13 @@ function flattenObject(ob) {
                                 <input type="text" readonly class="form-control-plaintext" id="request#requester" value="-">
                             </div>
                         </div>
+                        <!-- Node reference (available after onboarding) -->
+                        <div class="form-group row">
+                            <label for="request#nodeReference" class="col-sm-2 col-form-label"><b>Node Reference</b></label>
+                            <div class="col-sm-10">
+                                <input type="text" readonly class="form-control-plaintext" id="request#nodeReference" value="-">
+                            </div>
+                        </div>
                         <!-- Request requestDate -->
                         <div class="form-group row">
                             <label for="request#requestDate" class="col-sm-2 col-form-label"><b>Request Date</b></label>
@@ -230,6 +248,13 @@ function flattenObject(ob) {
                                 <input type="text" readonly class="form-control-plaintext" id="request#archiveDate" value="-">
                             </div>
                         </div>
+                        <!-- Request messages -->
+                        <div class="form-group row">
+                            <label for="request#messages" class="col-sm-2 col-form-label"><b>Messages</b></label>
+                            <div class="col-sm-10">
+                                <textarea readonly class="form-control-plaintext" id="request#messages"></textarea>
+                            </div>
+                        </div>
 
                         <div class="form-group row text-center bg-dark bg-opacity-25">
                             <h5>Device details</h5>
diff --git a/management/src/main/resources/static/freebees_webdesign_6/request-edit.html b/management/src/main/resources/static/freebees_webdesign_6/request-edit.html
index 0060323..0e3210d 100644
--- a/management/src/main/resources/static/freebees_webdesign_6/request-edit.html
+++ b/management/src/main/resources/static/freebees_webdesign_6/request-edit.html
@@ -110,6 +110,17 @@ function updateFormData(data) {
     } else {
         $(`[id="request#device#deviceInfo"]`).val( '' ).attr( 'rows', 2 );
     }
+
+    // Update messages field
+    if (data.messages) {
+        var valStr = data.messages.join('\n').trim();
+        var rows = data.messages.length;
+        if (rows<2) rows = 2;
+        if (rows>50) rows = 50;
+        $(`[id="request#messages"]`).val( valStr ).attr( 'rows', rows );
+    } else {
+        $(`[id="request#messages"]`).val( '' ).attr( 'rows', 2 );
+    }
 }
 
 function flattenObject(ob) {
@@ -215,6 +226,11 @@ function saveRequestInfo() {
     if (deviceInfo==='') deviceInfo = '{}';
     root['device']['deviceInfo'] = JSON.parse( deviceInfo );
 
+    // Fix messages
+    var messages = $(`[id="request#messages"]`).val().trim();
+    if (messages==='') messages = '';
+    root['messages'] = messages.split(/\r\n|\r|\n/);
+
     // Check request Id
     if (requestId!=='' && requestId!==root.id) {
         alert('Request id has been modified!');
@@ -335,6 +351,13 @@ function sendRequestData(requestData) {
                                 <input type="text" readonly class="form-control-plaintext" id="request#requester" value="-">
                             </div>
                         </div>
+                        <!-- Node reference (available after onboarding) -->
+                        <div class="form-group row">
+                            <label for="request#nodeReference" class="col-sm-2 col-form-label"><b>Node Reference</b></label>
+                            <div class="col-sm-10">
+                                <input type="text" readonly class="form-control-plaintext" id="request#nodeReference" value="-">
+                            </div>
+                        </div>
                         <!-- Request requestDate -->
                         <div class="form-group row">
                             <label for="request#requestDate" class="col-sm-2 col-form-label"><b>Request Date</b></label>
@@ -356,6 +379,13 @@ function sendRequestData(requestData) {
                                 <input type="text" readonly class="form-control-plaintext" id="request#lastUpdateDate" value="-">
                             </div>
                         </div>
+                        <!-- Request messages -->
+                        <div class="form-group row">
+                            <label for="request#messages" class="col-sm-2 col-form-label"><b>Messages</b></label>
+                            <div class="col-sm-10">
+                                <textarea readonly class="form-control-plaintext" id="request#messages"></textarea>
+                            </div>
+                        </div>
 
                         <div class="form-group row text-center bg-dark bg-opacity-25">
                             <h5>Device details</h5>