diff --git a/patchpanel/src/main/java/org/onosproject/patchpanel/cli/PatchListCommand.java b/patchpanel/src/main/java/org/onosproject/patchpanel/cli/PatchListCommand.java
new file mode 100644
index 0000000..9d8f088
--- /dev/null
+++ b/patchpanel/src/main/java/org/onosproject/patchpanel/cli/PatchListCommand.java
@@ -0,0 +1,49 @@
+/*
+ * Copyright 2016-present Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * This class defines the cli command for the PatchPanel class. It creates
+ * an instance of the PatchPanelService class to call it's method addPatch().
+ * The command takes 2 parameters, 2 connectPoints.
+ */
+package org.onosproject.patchpanel.cli;
+
+import org.apache.karaf.shell.commands.Command;
+import org.onosproject.cli.AbstractShellCommand;
+import org.onosproject.patchpanel.impl.Patch;
+import org.onosproject.patchpanel.impl.PatchPanelService;
+
+/**
+ * Lists the patches.
+ */
+@Command(scope = "onos", name = "patches",
+         description = "Lists the patches")
+public class PatchListCommand extends AbstractShellCommand {
+
+    private static final String FORMAT = "%s: %s <-> %s";
+
+    @Override
+    protected void execute() {
+        PatchPanelService patchPanelService = get(PatchPanelService.class);
+
+        patchPanelService.getPatches().forEach(this::print);
+    }
+
+    private void print(Patch patch) {
+        print(FORMAT, patch.id(), patch.port1(), patch.port2());
+    }
+
+}
diff --git a/patchpanel/src/main/java/org/onosproject/patchpanel/cli/PatchPanelCommand.java b/patchpanel/src/main/java/org/onosproject/patchpanel/cli/PatchPanelCommand.java
new file mode 100644
index 0000000..5b6221a
--- /dev/null
+++ b/patchpanel/src/main/java/org/onosproject/patchpanel/cli/PatchPanelCommand.java
@@ -0,0 +1,75 @@
+/*
+ * Copyright 2016-present Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * This class defines the cli command for the PatchPanel class. It creates
+ * an instance of the PatchPanelService class to call it's method addPatch().
+ * The command takes 2 parameters, 2 connectPoints.
+ */
+package org.onosproject.patchpanel.cli;
+
+import org.apache.karaf.shell.commands.Argument;
+import org.apache.karaf.shell.commands.Command;
+import org.onosproject.cli.AbstractShellCommand;
+import org.onosproject.net.ConnectPoint;
+import org.onosproject.net.DeviceId;
+import org.onosproject.patchpanel.impl.PatchPanelService;
+
+/**
+ * Command for adding a new patch.
+ */
+@Command(scope = "onos", name = "patch",
+         description = "Gets the 2 ports of one ConnectPoint that will be patched")
+public class PatchPanelCommand extends AbstractShellCommand {
+    //the 2 arguments, both connect points
+    @Argument(index = 0, name = "switch/portNumber", description = "ConnectPoint and first port number",
+            required = true, multiValued = false)
+    String port1 = null;
+    @Argument (index = 1, name = "switch/portNumber2", description = "ConnectPoint and second port number",
+            required = true, multiValued = false)
+    String port2 = null;
+
+    private ConnectPoint cp1, cp2;
+    private PatchPanelService patchPanelService;
+    private DeviceId deviceId, deviceId2;
+
+    /**
+     * This method creates an instance of the Service class and then uses the user
+     * input to call the addPatch method in PatchPanel. It also
+     * @throws IllegalArgumentException if the 2 connectpoints are of different devices
+     */
+    @Override
+    protected void execute() {
+        patchPanelService = get(PatchPanelService.class);
+        boolean done = false;
+        cp1 = ConnectPoint.deviceConnectPoint(port1);
+        cp2 = ConnectPoint.deviceConnectPoint(port2);
+        deviceId = cp1.deviceId();
+        deviceId2 = cp2.deviceId();
+        if (!(deviceId.equals(deviceId2))) {
+            throw new IllegalArgumentException("ERROR: Two Different Device Id's");
+        } else {
+            done = patchPanelService.addPatch(cp1, cp2);
+        }
+        if (done) {
+            log.info("This patch has been created");
+        } else {
+            log.info("This patch was NOT created");
+        }
+
+    }
+
+}
diff --git a/patchpanel/src/main/java/org/onosproject/patchpanel/cli/PatchRemoveCommand.java b/patchpanel/src/main/java/org/onosproject/patchpanel/cli/PatchRemoveCommand.java
new file mode 100644
index 0000000..429cd50
--- /dev/null
+++ b/patchpanel/src/main/java/org/onosproject/patchpanel/cli/PatchRemoveCommand.java
@@ -0,0 +1,60 @@
+/*
+ * Copyright 2016-present Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * This class defines the cli command for the PatchPanel class. It creates
+ * an instance of the PatchPanelService class to call it's method addPatch().
+ * The command takes 2 parameters, 2 connectPoints.
+ */
+package org.onosproject.patchpanel.cli;
+
+import org.apache.karaf.shell.commands.Argument;
+import org.apache.karaf.shell.commands.Command;
+import org.onosproject.cli.AbstractShellCommand;
+import org.onosproject.patchpanel.impl.PatchId;
+import org.onosproject.patchpanel.impl.PatchPanelService;
+
+/**
+ * Removes a patch.
+ */
+@Command(scope = "onos", name = "patch-remove",
+         description = "Removes a patch")
+public class PatchRemoveCommand extends AbstractShellCommand {
+
+    @Argument(index = 0, name = "patchId", description = "ID of patch to remove",
+            required = true, multiValued = false)
+    String id = null;
+
+    private PatchPanelService patchPanelService;
+
+    @Override
+    protected void execute() {
+        patchPanelService = get(PatchPanelService.class);
+        boolean done = false;
+
+        PatchId patchId = PatchId.patchId(Integer.parseInt(id));
+
+        done = patchPanelService.removePatch(patchId);
+
+        if (done) {
+            log.info("This patch has been removed");
+        } else {
+            log.info("This patch was NOT removed");
+        }
+
+    }
+
+}
diff --git a/patchpanel/src/main/java/org/onosproject/patchpanel/cli/package-info.java b/patchpanel/src/main/java/org/onosproject/patchpanel/cli/package-info.java
new file mode 100644
index 0000000..f4e7c9e
--- /dev/null
+++ b/patchpanel/src/main/java/org/onosproject/patchpanel/cli/package-info.java
@@ -0,0 +1,21 @@
+/*
+ * Copyright 2016-present Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * Patch panel-related CLI commands(in cli folder).
+ */
+package org.onosproject.patchpanel.cli;
+
diff --git a/patchpanel/src/main/java/org/onosproject/patchpanel/impl/Patch.java b/patchpanel/src/main/java/org/onosproject/patchpanel/impl/Patch.java
new file mode 100644
index 0000000..3b1c821
--- /dev/null
+++ b/patchpanel/src/main/java/org/onosproject/patchpanel/impl/Patch.java
@@ -0,0 +1,69 @@
+/*
+ * Copyright 2016-present Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.patchpanel.impl;
+
+import org.onosproject.net.ConnectPoint;
+
+/**
+ * Abstraction of a patch between two ports on a switch.
+ */
+public class Patch {
+
+    private final PatchId patchId;
+    private final ConnectPoint port1;
+    private final ConnectPoint port2;
+
+    /**
+     * Creates a new patch.
+     *
+     * @param patchId patch ID
+     * @param port1 first switch port
+     * @param port2 second switch port
+     */
+    public Patch(PatchId patchId, ConnectPoint port1, ConnectPoint port2) {
+        this.patchId = patchId;
+        this.port1 = port1;
+        this.port2 = port2;
+    }
+
+    /**
+     * Gets the patch ID.
+     *
+     * @return patch ID
+     */
+    public PatchId id() {
+        return patchId;
+    }
+
+    /**
+     * Gets the first connect point.
+     *
+     * @return connect point
+     */
+    public ConnectPoint port1() {
+        return port1;
+    }
+
+    /**
+     * Gets the second connect point.
+     *
+     * @return connect point
+     */
+    public ConnectPoint port2() {
+        return port2;
+    }
+}
diff --git a/patchpanel/src/main/java/org/onosproject/patchpanel/impl/PatchId.java b/patchpanel/src/main/java/org/onosproject/patchpanel/impl/PatchId.java
new file mode 100644
index 0000000..d40cb21
--- /dev/null
+++ b/patchpanel/src/main/java/org/onosproject/patchpanel/impl/PatchId.java
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2016-present Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.patchpanel.impl;
+
+import org.onlab.util.Identifier;
+
+/**
+ * Identifier of a patch.
+ */
+public final class PatchId extends Identifier<Integer> {
+
+    private PatchId(int id) {
+        super(id);
+    }
+
+    /**
+     * Creates a new patch based of an integer.
+     *
+     * @param id backing value
+     * @return patch ID
+     */
+    public static PatchId patchId(int id) {
+        return new PatchId(id);
+    }
+}
diff --git a/patchpanel/src/main/java/org/onosproject/patchpanel/impl/PatchPanel.java b/patchpanel/src/main/java/org/onosproject/patchpanel/impl/PatchPanel.java
new file mode 100644
index 0000000..e10b097
--- /dev/null
+++ b/patchpanel/src/main/java/org/onosproject/patchpanel/impl/PatchPanel.java
@@ -0,0 +1,163 @@
+/*
+ * Copyright 2016-present Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.patchpanel.impl;
+
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.ImmutableSet;
+import org.apache.felix.scr.annotations.Activate;
+import org.apache.felix.scr.annotations.Component;
+import org.apache.felix.scr.annotations.Deactivate;
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.felix.scr.annotations.ReferenceCardinality;
+import org.apache.felix.scr.annotations.Service;
+import org.onosproject.cli.net.ConnectPointCompleter;
+import org.onosproject.core.ApplicationId;
+import org.onosproject.core.CoreService;
+import org.onosproject.net.ConnectPoint;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.PortNumber;
+import org.onosproject.net.flow.DefaultFlowRule;
+import org.onosproject.net.flow.DefaultTrafficSelector;
+import org.onosproject.net.flow.DefaultTrafficTreatment;
+import org.onosproject.net.flow.FlowRule;
+import org.onosproject.net.flow.FlowRuleService;
+import org.onosproject.net.packet.PacketPriority;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Set;
+import java.util.concurrent.atomic.AtomicInteger;
+
+import static com.google.common.base.Preconditions.checkArgument;
+import static com.google.common.base.Preconditions.checkNotNull;
+
+/**
+ * This class acts as a software patch panel application.
+ * The user specifies 2 connectpoint on the same device that he/she would like to patch.
+ * Using a flow rule, the 2 connectpoints are patched.
+ */
+@Component(immediate = true)
+@Service
+public class PatchPanel implements PatchPanelService {
+
+    private final Logger log = LoggerFactory.getLogger(getClass());
+
+    // OSGI: help bundle plugin discover runtime package dependency.
+    @SuppressWarnings("unused")
+    private ConnectPointCompleter connectPointCompleter;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected FlowRuleService flowRuleService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected CoreService coreService;
+
+    private Map<PatchId, Patch> patches;
+
+    private ApplicationId appId;
+
+    private AtomicInteger ids = new AtomicInteger();
+
+
+    @Activate
+    protected void activate() throws NullPointerException {
+        patches = new HashMap<>();
+
+        appId = coreService.registerApplication("org.onosproject.patchpanel");
+        log.info("Started");
+    }
+
+    @Deactivate
+    protected void deactivate() {
+        log.info("Stopped");
+    }
+
+    @Override
+    public boolean addPatch(ConnectPoint cp1, ConnectPoint cp2) {
+        checkNotNull(cp1);
+        checkNotNull(cp2);
+
+        checkArgument(cp1.deviceId().equals(cp2.deviceId()), "Ports must be on the same device");
+        checkArgument(!cp1.equals(cp2), "Ports cannot be the same");
+
+        if (patches.values().stream()
+                .filter(patch -> patch.port1().equals(cp1) || patch.port1().equals(cp2)
+                        || patch.port2().equals(cp1) || patch.port2().equals(cp2))
+                .findAny().isPresent()) {
+            log.info("One or both of these ports are already in use, NO FLOW");
+            return false;
+        }
+
+        Patch patch = new Patch(PatchId.patchId(ids.incrementAndGet()), cp1, cp2);
+
+        patches.put(patch.id(), patch);
+
+        setFlowRuleService(patch);
+
+        return true;
+    }
+
+    @Override
+    public boolean removePatch(PatchId id) {
+        Patch patch = patches.remove(id);
+        if (patch == null) {
+            return false;
+        }
+
+        removePatchFlows(patch);
+        return true;
+    }
+
+    @Override
+    public Set<Patch> getPatches() {
+        return ImmutableSet.copyOf(patches.values());
+    }
+
+    public void setFlowRuleService(Patch patch) {
+        createFlowRules(patch).forEach(flowRuleService::applyFlowRules);
+    }
+
+    private void removePatchFlows(Patch patch) {
+        createFlowRules(patch).forEach(flowRuleService::removeFlowRules);
+    }
+
+    private Collection<FlowRule> createFlowRules(Patch patch) {
+        DeviceId deviceId = patch.port1().deviceId();
+        PortNumber outPort = patch.port2().port();
+        PortNumber inPort = patch.port1().port();
+        FlowRule fr = DefaultFlowRule.builder()
+                .forDevice(deviceId)
+                .withSelector(DefaultTrafficSelector.builder().matchInPort(inPort).build())
+                .withTreatment(DefaultTrafficTreatment.builder().setOutput(outPort).build())
+                .withPriority(PacketPriority.REACTIVE.priorityValue())
+                .makePermanent()
+                .fromApp(appId).build();
+
+        FlowRule fr2 = DefaultFlowRule.builder()
+                .forDevice(deviceId)
+                .withSelector(DefaultTrafficSelector.builder().matchInPort(outPort).build())
+                .withTreatment(DefaultTrafficTreatment.builder().setOutput(inPort).build())
+                .withPriority(PacketPriority.REACTIVE.priorityValue())
+                .makePermanent()
+                .fromApp(appId).build();
+
+        return ImmutableList.of(fr, fr2);
+    }
+}
diff --git a/patchpanel/src/main/java/org/onosproject/patchpanel/impl/PatchPanelService.java b/patchpanel/src/main/java/org/onosproject/patchpanel/impl/PatchPanelService.java
new file mode 100644
index 0000000..4ece312
--- /dev/null
+++ b/patchpanel/src/main/java/org/onosproject/patchpanel/impl/PatchPanelService.java
@@ -0,0 +1,51 @@
+/*
+ * Copyright 2016-present Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.patchpanel.impl;
+
+import org.onosproject.net.ConnectPoint;
+
+import java.util.Set;
+
+/**
+ * A service for the patch panel application to export and use with the cli.
+ */
+public interface PatchPanelService {
+
+    /**
+     * Adds a new patch between two connect points.
+     *
+     * @param cp    the first connect point
+     * @param cp2   the second connect point
+     * @return      true if the patch was created, false otherwise
+     */
+    boolean addPatch(ConnectPoint cp, ConnectPoint cp2);
+
+    /**
+     * Removes an existing patch.
+     *
+     * @param id patch ID
+     * @return true if the patch was removed, otherwise false.
+     */
+    boolean removePatch(PatchId id);
+
+    /**
+     * Gets the set of patches in the system.
+     *
+     * @return set of patches
+     */
+    Set<Patch> getPatches();
+}
diff --git a/patchpanel/src/main/java/org/onosproject/patchpanel/impl/PatchPanelUiComponent.java b/patchpanel/src/main/java/org/onosproject/patchpanel/impl/PatchPanelUiComponent.java
new file mode 100644
index 0000000..ea2f085
--- /dev/null
+++ b/patchpanel/src/main/java/org/onosproject/patchpanel/impl/PatchPanelUiComponent.java
@@ -0,0 +1,75 @@
+/*
+ * Copyright 2016-present Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.patchpanel.impl;
+
+import com.google.common.collect.ImmutableList;
+import org.apache.felix.scr.annotations.Activate;
+import org.apache.felix.scr.annotations.Component;
+import org.apache.felix.scr.annotations.Deactivate;
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.felix.scr.annotations.ReferenceCardinality;
+import org.onosproject.ui.UiExtension;
+import org.onosproject.ui.UiExtensionService;
+import org.onosproject.ui.UiMessageHandlerFactory;
+import org.onosproject.ui.UiView;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.util.List;
+
+/**
+ *  ONOS UI Custom-View application component for the Patch Panel Application.
+ */
+@Component(immediate = true)
+public class PatchPanelUiComponent {
+
+    private static final String VIEW_ID = "sampleCustom";
+    private static final String VIEW_TEXT = "Patch Panel Application";
+
+    private final Logger log = LoggerFactory.getLogger(getClass());
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected UiExtensionService uiExtensionService;
+
+    // List of application views
+    private final List<UiView> uiViews = ImmutableList.of(
+            new UiView(UiView.Category.OTHER, VIEW_ID, VIEW_TEXT)
+    );
+
+    // Factory for UI message handlers
+    private final UiMessageHandlerFactory messageHandlerFactory =
+            () -> ImmutableList.of(new PatchPanelUiMessageHandler());
+
+    // Application UI extension
+    protected UiExtension extension =
+            new UiExtension.Builder(getClass().getClassLoader(), uiViews)
+                    .resourcePath(VIEW_ID)
+                    .messageHandlerFactory(messageHandlerFactory)
+                    .build();
+
+    @Activate
+    protected void activate() {
+        uiExtensionService.register(extension);
+        log.info("Started");
+    }
+
+    @Deactivate
+    protected void deactivate() {
+        uiExtensionService.unregister(extension);
+        log.info("Stopped");
+    }
+
+}
diff --git a/patchpanel/src/main/java/org/onosproject/patchpanel/impl/PatchPanelUiMessageHandler.java b/patchpanel/src/main/java/org/onosproject/patchpanel/impl/PatchPanelUiMessageHandler.java
new file mode 100644
index 0000000..d1f0cbf
--- /dev/null
+++ b/patchpanel/src/main/java/org/onosproject/patchpanel/impl/PatchPanelUiMessageHandler.java
@@ -0,0 +1,147 @@
+/*
+ * Copyright 2016-present Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.patchpanel.impl;
+
+
+import com.fasterxml.jackson.databind.node.ArrayNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import com.google.common.collect.ImmutableSet;
+import org.onosproject.net.ConnectPoint;
+import org.onosproject.net.Device;
+import org.onosproject.net.Port;
+import org.onosproject.net.device.DeviceService;
+import org.onosproject.ui.RequestHandler;
+import org.onosproject.ui.UiMessageHandler;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+
+import static org.onosproject.net.ConnectPoint.deviceConnectPoint;
+
+/**
+ * ONOS UI Custom-View message handler.
+ * <p>
+ * This class contains the request handlers that handle the response
+ * to each event. In this particular implementation the second message
+ * handler creates the patch and the first message handler loads the data.
+ */
+public class PatchPanelUiMessageHandler extends UiMessageHandler {
+
+    private static final String SAMPLE_CUSTOM_DATA_REQ = "sampleCustomDataRequest";
+    private static final String SAMPLE_CUSTOM_DATA_RESP = "sampleCustomDataResponse";
+    private static final String SAMPLE_CUSTOM_DATA_REQ2 = "sampleCustomDataRequest2";
+    private static final String SAMPLE_CUSTOM_DATA_RESP2 = "sampleCustomDataResponse2";
+    private static final String SAMPLE_CUSTOM_DATA_REQ3 = "sampleCustomDataRequest3";
+    private static final String SAMPLE_CUSTOM_DATA_RESP3 = "sampleCustomDataResponse3";
+
+    private static final String SLASH = "/";
+    private static final String CPS = "cps";
+    private static final String RESULT = "result";
+    private static final String MESSAGE = "message";
+
+    private static final String EOL = String.format("%n");
+    private static final String WITH = " with ";
+    private static final String CPOINTS = "cpoints";
+
+    private List<ConnectPoint> previous = new ArrayList<>();
+    private final Logger log = LoggerFactory.getLogger(getClass());
+
+    @Override
+    protected Collection<RequestHandler> createRequestHandlers() {
+        return ImmutableSet.of(
+                new DataRequestHandler(),
+                new SecondDataRequestHandler(),
+                new ThirdDataRequestHandler()
+        );
+    }
+
+    // handler for data requests/events
+    private final class DataRequestHandler extends RequestHandler {
+        private DataRequestHandler() {
+            super(SAMPLE_CUSTOM_DATA_REQ);
+        }
+
+        @Override
+        public void process(ObjectNode payload) {
+            DeviceService service = get(DeviceService.class);
+            ObjectNode result = objectNode();
+            ArrayNode cps = arrayNode();
+            result.set(CPS, cps);
+
+            for (Device device : service.getDevices()) {
+                cps.add(device.id().toString());
+                for (Port port : service.getPorts(device.id())) {
+                    if (!port.number().isLogical()) {
+                        cps.add(port.number().toString());
+                        log.info(device.id() + SLASH + port.number());
+                    }
+                }
+            }
+            sendMessage(SAMPLE_CUSTOM_DATA_RESP, result);
+        }
+    }
+
+    private final class SecondDataRequestHandler extends RequestHandler {
+        private SecondDataRequestHandler() {
+            super(SAMPLE_CUSTOM_DATA_REQ2);
+        }
+
+        @Override
+        public void process(ObjectNode payload) {
+            String deviceId = payload.get(RESULT).get(0).asText();
+            ConnectPoint cp1 = deviceConnectPoint(deviceId + SLASH + payload.get(RESULT).get(1).asText());
+            ConnectPoint cp2 = deviceConnectPoint(deviceId + SLASH + payload.get(RESULT).get(2).asText());
+            PatchPanelService pps = get(PatchPanelService.class);
+
+            boolean done = pps.addPatch(cp1, cp2);
+            String message;
+            if (done) {
+                message = "Patch has been created";
+                previous.add(cp1);
+                previous.add(cp2);
+            } else {
+                message = "One or both of these ports are already in use";
+                if (cp1.port().equals(cp2.port())) {
+                    message = "Both ports can not be the same";
+                }
+            }
+            payload.put(MESSAGE, message);
+            sendMessage(SAMPLE_CUSTOM_DATA_RESP2, payload);
+
+        }
+    }
+
+    private final class ThirdDataRequestHandler extends RequestHandler {
+        private ThirdDataRequestHandler() {
+            super(SAMPLE_CUSTOM_DATA_REQ3);
+        }
+
+        @Override
+        public void process(ObjectNode payload) {
+            StringBuilder sb = new StringBuilder();
+            for (int i = 0; i < previous.size(); i++) {
+                sb.append(previous.get(i)).append(i % 2 == 0 ? WITH : EOL);
+            }
+            payload.put(CPOINTS, sb.toString());
+            sendMessage(SAMPLE_CUSTOM_DATA_RESP3, payload);
+        }
+    }
+
+}
diff --git a/patchpanel/src/main/java/org/onosproject/patchpanel/impl/package-info.java b/patchpanel/src/main/java/org/onosproject/patchpanel/impl/package-info.java
new file mode 100644
index 0000000..7c109d2
--- /dev/null
+++ b/patchpanel/src/main/java/org/onosproject/patchpanel/impl/package-info.java
@@ -0,0 +1,21 @@
+
+/*
+ * Copyright 2016-present Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * Patch panel-related CLI commands(in implementation folder).
+ */
+package org.onosproject.patchpanel.impl;
diff --git a/patchpanel/src/main/resources/OSGI-INF/blueprint/shell-config.xml b/patchpanel/src/main/resources/OSGI-INF/blueprint/shell-config.xml
new file mode 100644
index 0000000..1db5a5d
--- /dev/null
+++ b/patchpanel/src/main/resources/OSGI-INF/blueprint/shell-config.xml
@@ -0,0 +1,32 @@
+<!--
+  ~ Copyright 2016-present Open Networking Laboratory
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+<blueprint xmlns="http://www.osgi.org/xmlns/blueprint/v1.0.0">
+    <command-bundle xmlns="http://karaf.apache.org/xmlns/shell/v1.1.0">
+        <command>
+            <action class="org.onosproject.patchpanel.cli.PatchPanelCommand"/>
+            <completers>
+                <ref component-id="ConnectPointCompleter"/>
+            </completers>
+        </command>
+        <command>
+            <action class="org.onosproject.patchpanel.cli.PatchRemoveCommand"/>
+        </command>
+        <command>
+            <action class="org.onosproject.patchpanel.cli.PatchListCommand"/>
+        </command>
+    </command-bundle>
+    <bean id="ConnectPointCompleter" class="org.onosproject.cli.net.ConnectPointCompleter"/>
+</blueprint>
diff --git a/patchpanel/src/main/resources/app/view/sampleCustom/sampleCustom.css b/patchpanel/src/main/resources/app/view/sampleCustom/sampleCustom.css
new file mode 100644
index 0000000..ffeac0a
--- /dev/null
+++ b/patchpanel/src/main/resources/app/view/sampleCustom/sampleCustom.css
@@ -0,0 +1,48 @@
+/* css for sample app custom view */
+
+#ov-sample-custom {
+    padding: 20px;
+}
+.light #ov-sample-custom {
+    color: navy;
+}
+.dark #ov-sample-custom {
+    color: #88f;
+}
+
+#ov-sample-custom .button-panel {
+    margin: 10px;
+    width: 200px;
+}
+
+.light #ov-sample-custom .button-panel {
+    background-color: #ccf;
+}
+.dark #ov-sample-custom .button-panel {
+    background-color: #444;
+}
+
+#ov-sample-custom .my-button {
+    cursor: pointer;
+    padding: 4px;
+    text-align: center;
+}
+
+.light #ov-sample-custom .my-button {
+    color: white;
+    background-color: #99d;
+}
+.dark #ov-sample-custom .my-button {
+    color: black;
+    background-color: #aaa;
+}
+
+#ov-sample-custom .number {
+    font-size: 140%;
+    text-align: right;
+}
+
+#ov-sample-custom .quote {
+    margin: 10px 20px;
+    font-style: italic;
+}
\ No newline at end of file
diff --git a/patchpanel/src/main/resources/app/view/sampleCustom/sampleCustom.html b/patchpanel/src/main/resources/app/view/sampleCustom/sampleCustom.html
new file mode 100644
index 0000000..34204b4
--- /dev/null
+++ b/patchpanel/src/main/resources/app/view/sampleCustom/sampleCustom.html
@@ -0,0 +1,54 @@
+<!-- partial HTML of patch panel app -->
+<div id="ov-sample-custom" ng-controller="OvSampleCustomCtrl">
+    <div class="button-panel">
+        <div class="my-button" ng-click="getData()">
+            Load Devices
+        </div>
+
+    </div>
+    <div class="data-panel">
+        <div>
+            <label>Devices:
+                <select ng-model="myDev" ng-options="dev.name for dev in devices"></select>
+            </label>
+
+        </div>
+    </div>
+    <div class="button-panel">
+        <div class="my-button" ng-click="loadPorts()">
+            Load Ports
+        </div>
+    </div>
+    <div class="data-panel2">
+        <label>First Port:
+            <select ng-model="myPort1" ng-options="port.name for port in ports"></select>
+        </label>
+        <label>Second Port:
+            <select ng-model="myPort2" ng-options="port.name for port in ports"></select>
+        </label>
+    </div>
+    <div class="button-panel">
+        <div class="my-button" ng-click="done()">
+            Patch!
+        </div>
+    </div>
+    <div class="data-panel3">
+        <p>
+            <span class="quote">{{data.message}} </span>
+        </p>
+         <pre>
+
+
+        </pre>
+    </div>
+    <div class="button-panel">
+        <div class="my-button" ng-click="used()">
+            ConnectPoints in use
+        </div>
+    </div>
+    <div class="data-panel4">
+        <p>
+            <span class="quote">{{data.cpoints}} </span>
+        </p>
+    </div>
+</div>
\ No newline at end of file
diff --git a/patchpanel/src/main/resources/app/view/sampleCustom/sampleCustom.js b/patchpanel/src/main/resources/app/view/sampleCustom/sampleCustom.js
new file mode 100644
index 0000000..08902e3
--- /dev/null
+++ b/patchpanel/src/main/resources/app/view/sampleCustom/sampleCustom.js
@@ -0,0 +1,122 @@
+// js for patch panel app custom view
+(function () {
+    'use strict';
+
+    // injected refs
+    var $log, $scope, wss, ks;
+
+    // constants
+    var dataReq = 'sampleCustomDataRequest',
+        dataResp = 'sampleCustomDataResponse';
+    var dataReq2 = 'sampleCustomDataRequest2',
+        dataResp2 = 'sampleCustomDataResponse2';
+    var dataReq3 = 'sampleCustomDataRequest3',
+        dataResp3 = 'sampleCustomDataResponse3';
+
+
+    function addKeyBindings() {
+        var map = {space: [getData, 'Fetch data from server'], _helpFormat: [['space']]};
+        ks.keyBindings(map);
+
+    }
+
+    function getData() {
+       wss.sendEvent(dataReq);
+    }
+    function used() {
+        wss.sendEvent(dataReq3);
+    }
+    function loadPorts(){
+        $scope.ports = [];
+        var i;
+        var index;
+        for(i = 0; i < $scope.cps.length ; i++){
+            if($scope.cps[i] == $scope.myDev){
+                index = i;
+            }
+        }
+        var j = index+1;
+        while( $scope.data.cps[j].indexOf("o") != 0){
+            var tempi = {name : $scope.data.cps[j]};
+            $scope.ports.push(tempi);
+            j++;
+        }
+    }
+    function done(){
+        var temp = [$scope.myDev.name, $scope.myPort1.name, $scope.myPort2.name];
+        var temp1 = {result : temp};
+        wss.sendEvent(dataReq2, temp1);
+
+    }
+    function respDataCb(data) {
+        $scope.data = data;
+        $scope.cps = [];
+        $scope.devices = [];
+        var i;
+        for(i = 0; i < $scope.data.cps.length; i++){
+            $scope.cps.push(temp);
+            if($scope.data.cps[i].indexOf("o") == 0){
+                var temp = {name : $scope.data.cps[i]};
+                $scope.devices.push(temp);
+            }
+        }
+        $scope.$apply();
+    }
+    function respDataCb2(data) {
+        $scope.data = data;
+        $scope.$apply();
+    }
+    function respDataCb3(data) {
+        $scope.data = data;
+        $scope.$apply();
+    }
+
+    var app = angular.module('ovSampleCustom', [])
+        .controller('OvSampleCustomCtrl',
+        ['$log', '$scope', 'WebSocketService', 'KeyService',
+
+        function (_$log_, _$scope_, _wss_, _ks_) {
+            $log = _$log_;
+            $scope = _$scope_;
+            wss = _wss_;
+            ks = _ks_;
+
+            $scope.cps = [];
+            $scope.devices = [];
+            $scope.ports = [];
+            $scope.myDev = $scope.devices[0];
+            $scope.myPort1 = $scope.ports[0];
+            $scope.myPort2 = $scope.ports[0];
+
+
+            var handlers = {};
+            $scope.data = {};
+            
+            // data response handler
+            handlers[dataResp] = respDataCb;
+            handlers[dataResp2] = respDataCb2;
+            handlers[dataResp3] = respDataCb3;
+            wss.bindHandlers(handlers);
+
+            addKeyBindings();
+
+            // custom click handler
+            $scope.getData = getData;
+            $scope.loadPorts = loadPorts;
+            $scope.used = used;
+            $scope.done = done;
+
+            // cleanup
+            $scope.$on('$destroy', function () {
+                wss.unbindHandlers(handlers);
+                ks.unbindKeys();
+                $log.log('OvSampleCustomCtrl has been destroyed');
+            });
+
+            $log.log('OvSampleCustomCtrl has been created');
+        }]);
+
+
+
+}());
+
diff --git a/patchpanel/src/main/resources/sampleCustom/css.html b/patchpanel/src/main/resources/sampleCustom/css.html
new file mode 100644
index 0000000..4e7b709
--- /dev/null
+++ b/patchpanel/src/main/resources/sampleCustom/css.html
@@ -0,0 +1 @@
+<link rel="stylesheet" href="app/view/sampleCustom/sampleCustom.css">
\ No newline at end of file
diff --git a/patchpanel/src/main/resources/sampleCustom/js.html b/patchpanel/src/main/resources/sampleCustom/js.html
new file mode 100644
index 0000000..6550b85
--- /dev/null
+++ b/patchpanel/src/main/resources/sampleCustom/js.html
@@ -0,0 +1 @@
+<script src="app/view/sampleCustom/sampleCustom.js"></script>
\ No newline at end of file