diff --git a/corefx/src/main/java/com/core/Controller.java b/corefx/src/main/java/com/core/Controller.java
index a203ec61..5eb9d2ff 100644
--- a/corefx/src/main/java/com/core/Controller.java
+++ b/corefx/src/main/java/com/core/Controller.java
@@ -170,7 +170,7 @@ public class Controller implements Initializable {
         Platform.runLater(() -> decorator.setTitle(String.format("CORE (Session %s)", sessionId)));
     }
 
-    public boolean startSession() throws IOException {
+    public boolean startSession() {
         // force nodes to get latest positions
         networkGraph.updatePositions();
 
@@ -180,12 +180,18 @@ public class Controller implements Initializable {
         List<Hook> hooks = hooksDialog.getHooks();
 
         // start/create session
+        boolean result = false;
         progressBar.setVisible(true);
-        boolean result = coreClient.start(nodes, links, hooks);
-        progressBar.setVisible(false);
-        if (result) {
-            showMobilityScriptDialogs();
-            saveXmlMenuItem.setDisable(false);
+        try {
+            result = coreClient.start(nodes, links, hooks);
+            if (result) {
+                showMobilityScriptDialogs();
+                saveXmlMenuItem.setDisable(false);
+            }
+        } catch (IOException ex) {
+            Toast.error("Failure Starting Session", ex);
+        } finally {
+            progressBar.setVisible(false);
         }
         return result;
     }
diff --git a/corefx/src/main/java/com/core/data/NodeType.java b/corefx/src/main/java/com/core/data/NodeType.java
index f8276a6d..e9743ea8 100644
--- a/corefx/src/main/java/com/core/data/NodeType.java
+++ b/corefx/src/main/java/com/core/data/NodeType.java
@@ -20,6 +20,7 @@ public class NodeType {
     public static final int SWITCH = 4;
     public static final int HUB = 5;
     public static final int WLAN = 6;
+    public static final int RJ45 = 7;
     public static final int EMANE = 10;
     public static final int DOCKER = 15;
     public static final int LXC = 16;
@@ -35,9 +36,10 @@ public class NodeType {
         add(new NodeType(SWITCH, "lanswitch", "Switch", "/icons/switch-100.png"));
         add(new NodeType(HUB, "hub", "Hub", "/icons/hub-100.png"));
         add(new NodeType(WLAN, "wlan", "WLAN", "/icons/wlan-100.png"));
+        add(new NodeType(RJ45, "rj45", "RJ45", "/icons/rj45-80.png"));
         add(new NodeType(EMANE, "wlan", "EMANE", "/icons/emane-100.png"));
-        add(new NodeType(NodeType.DOCKER, null, "DockerNode", "/icons/dockernode-100.png"));
-        add(new NodeType(NodeType.LXC, null, "LxcNode", "/icons/lxcnode-100.png"));
+        add(new NodeType(DOCKER, null, "DockerNode", "/icons/dockernode-100.png"));
+        add(new NodeType(LXC, null, "LxcNode", "/icons/lxcnode-100.png"));
     }
 
 
diff --git a/corefx/src/main/java/com/core/graph/CorePopupGraphMousePlugin.java b/corefx/src/main/java/com/core/graph/CorePopupGraphMousePlugin.java
index b41af0d2..bd46f4c3 100644
--- a/corefx/src/main/java/com/core/graph/CorePopupGraphMousePlugin.java
+++ b/corefx/src/main/java/com/core/graph/CorePopupGraphMousePlugin.java
@@ -70,6 +70,9 @@ public class CorePopupGraphMousePlugin<V, E> extends EditingPopupGraphMousePlugi
             case NodeType.EMANE:
                 contextMenu = new EmaneContextMenu(controller, node);
                 break;
+            case NodeType.RJ45:
+                contextMenu = new Rj45ContextMenu(controller, node);
+                break;
             default:
                 logger.warn("no context menu for node: {}", node.getType());
                 break;
diff --git a/corefx/src/main/java/com/core/graph/Rj45ContextMenu.java b/corefx/src/main/java/com/core/graph/Rj45ContextMenu.java
new file mode 100644
index 00000000..3d0da724
--- /dev/null
+++ b/corefx/src/main/java/com/core/graph/Rj45ContextMenu.java
@@ -0,0 +1,21 @@
+package com.core.graph;
+
+import com.core.Controller;
+import com.core.data.CoreNode;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
+class Rj45ContextMenu extends AbstractNodeContextMenu {
+    private static final Logger logger = LogManager.getLogger();
+
+    Rj45ContextMenu(Controller controller, CoreNode coreNode) {
+        super(controller, coreNode);
+        setup();
+    }
+
+    private void setup() {
+        if (!controller.getCoreClient().isRunning()) {
+            addMenuItem("Delete Node", event -> controller.deleteNode(coreNode));
+        }
+    }
+}
diff --git a/corefx/src/main/java/com/core/ui/GraphToolbar.java b/corefx/src/main/java/com/core/ui/GraphToolbar.java
index 8a404213..651e0b0f 100644
--- a/corefx/src/main/java/com/core/ui/GraphToolbar.java
+++ b/corefx/src/main/java/com/core/ui/GraphToolbar.java
@@ -167,6 +167,7 @@ public class GraphToolbar extends VBox {
         addNodeType(NodeType.SWITCH, "lanswitch", devicesList);
         addNodeType(NodeType.WLAN, "wlan", devicesList);
         addNodeType(NodeType.EMANE, "wlan", devicesList);
+        addNodeType(NodeType.RJ45, "rj45", devicesList);
         devicesList.getSelectionModel().selectFirst();
         updateButtonValues(devicesButton, devicesList.getSelectionModel().getSelectedItem());
         setupButtonSelection("Network Nodes", devicesButton, devicesList);
@@ -237,15 +238,11 @@ public class GraphToolbar extends VBox {
     private void startSession() {
         runButton.setDisable(true);
         new Thread(() -> {
-            try {
-                boolean result = controller.startSession();
-                if (result) {
-                    Toast.success("Session Started");
-                    setRunButton(true);
-                }
-            } catch (IOException ex) {
-                Toast.error("Failure Starting Session", ex);
+            boolean result = controller.startSession();
+            if (result) {
+                Toast.success("Session Started");
             }
+            setRunButton(result);
         }).start();
     }
 
diff --git a/corefx/src/main/java/com/core/ui/NodeDetails.java b/corefx/src/main/java/com/core/ui/NodeDetails.java
index 55816568..e2ad3bbd 100644
--- a/corefx/src/main/java/com/core/ui/NodeDetails.java
+++ b/corefx/src/main/java/com/core/ui/NodeDetails.java
@@ -43,6 +43,8 @@ public class NodeDetails extends ScrollPane {
 
     public void setNode(CoreNode node) {
         clear();
+        boolean sessionRunning = controller.getCoreClient().isRunning();
+
         title.setText(node.getName());
         addSeparator();
 
@@ -54,15 +56,18 @@ public class NodeDetails extends ScrollPane {
             addRow("Type", node.getNodeType().getDisplay(), true);
         }
         addRow("EMANE", node.getEmane(), true);
-        addRow("Image", node.getImage(), true);
         addRow("X", node.getPosition().getX().toString(), true);
         addRow("Y", node.getPosition().getY().toString(), true);
 
-        addLabel("Interfaces");
+        if (node.getType() == NodeType.DOCKER || node.getType() == NodeType.LXC) {
+            setContainerDetails(node, sessionRunning);
+        }
+
         boolean firstInterface = true;
         for (CoreLink link : controller.getNetworkGraph().getGraph().getIncidentEdges(node)) {
             if (firstInterface) {
                 firstInterface = false;
+                addLabel("Interfaces");
             } else {
                 addSeparator();
             }
@@ -119,6 +124,15 @@ public class NodeDetails extends ScrollPane {
         JFXScrollPane.smoothScrolling(scrollPane);
     }
 
+    private void setContainerDetails(CoreNode node, boolean sessionRunning) {
+        JFXTextField imageField = addRow("Image", node.getImage(), sessionRunning);
+        addButton("Update", event -> {
+            if (node.getType() == NodeType.DOCKER || node.getType() == NodeType.LXC) {
+                node.setImage(imageField.getText());
+            }
+        });
+    }
+
     private void addButton(String text, EventHandler<ActionEvent> handler) {
         JFXButton emaneButton = new JFXButton(text);
         emaneButton.getStyleClass().add("core-button");
@@ -147,14 +161,12 @@ public class NodeDetails extends ScrollPane {
         addAddress("IP6", coreInterface.getIp6());
     }
 
-    private void addRow(String labelText, String value, boolean disabled) {
-        if (value == null) {
-            return;
-        }
+    private JFXTextField addRow(String labelText, String value, boolean disabled) {
         Label label = new Label(labelText);
         JFXTextField textField = new JFXTextField(value);
         textField.setDisable(disabled);
         gridPane.addRow(index++, label, textField);
+        return textField;
     }
 
     private void addAddress(String label, IPAddress ip) {
diff --git a/corefx/src/main/java/com/core/ui/dialogs/NodeServicesDialog.java b/corefx/src/main/java/com/core/ui/dialogs/NodeServicesDialog.java
index c8e4b1a0..274c8547 100644
--- a/corefx/src/main/java/com/core/ui/dialogs/NodeServicesDialog.java
+++ b/corefx/src/main/java/com/core/ui/dialogs/NodeServicesDialog.java
@@ -129,7 +129,7 @@ public class NodeServicesDialog extends StageDialog {
 
         Set<String> nodeServices = node.getServices();
         if (nodeServices.isEmpty()) {
-            nodeServices = getController().getDefaultServices().get(node.getModel());
+            nodeServices = getController().getDefaultServices().getOrDefault(node.getModel(), new HashSet<>());
         }
 
         for (List<ServiceItem> items : serviceItemGroups.values()) {
diff --git a/corefx/src/main/resources/icons/rj45-80.png b/corefx/src/main/resources/icons/rj45-80.png
new file mode 100644
index 00000000..8c8cfcbc
Binary files /dev/null and b/corefx/src/main/resources/icons/rj45-80.png differ