Initial support VM and container communication via POD and service IP

Change-Id: Ic87beee6ed122ec5551370c2b6a2789edf8fba5b
diff --git a/apps/k8s-node/api/src/main/java/org/onosproject/k8snode/api/K8sNode.java b/apps/k8s-node/api/src/main/java/org/onosproject/k8snode/api/K8sNode.java
index eabb13a..5c13bc1 100644
--- a/apps/k8s-node/api/src/main/java/org/onosproject/k8snode/api/K8sNode.java
+++ b/apps/k8s-node/api/src/main/java/org/onosproject/k8snode/api/K8sNode.java
@@ -259,6 +259,29 @@
     String intgEntryPortName();
 
     /**
+     * Returns the entry port MAC address.
+     *
+     * @return entry port MAC address
+     */
+    MacAddress intgEntryPortMac();
+
+    /**
+     * Returns the port MAC address with the given patch port name.
+     *
+     * @param portName patch port name
+     * @return port MAC address
+     */
+    MacAddress portMacByName(String portName);
+
+    /**
+     * Returns the port number with the given patch port name.
+     *
+     * @param portName patch port name
+     * @return port number
+     */
+    PortNumber portNumByName(String portName);
+
+    /**
      * Return the port number of integration bridge's entry port.
      *
      * @return port number