diff --git a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/OpenstackPortInfo.java b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/OpenstackPortInfo.java
index 0099ea9..0ab8681 100644
--- a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/OpenstackPortInfo.java
+++ b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/OpenstackPortInfo.java
@@ -18,6 +18,10 @@
 import org.onlab.packet.Ip4Address;
 import org.onlab.packet.MacAddress;
 import org.onosproject.net.DeviceId;
+
+import java.util.Collection;
+import java.util.Collections;
+
 import static com.google.common.base.Preconditions.checkNotNull;
 
 /**
@@ -29,70 +33,174 @@
     private final DeviceId deviceId;
     private final long vni;
     private final Ip4Address gatewayIP;
+    private final Collection<String> securityGroups;
 
-    public OpenstackPortInfo(Ip4Address hostIp, MacAddress hostMac, DeviceId deviceId, long vni, Ip4Address gatewayIP) {
+    /**
+     * Returns OpenstackPortInfo reference.
+     *
+     * @param hostIp host IP address
+     * @param hostMac host MAC address
+     * @param deviceId device ID
+     * @param vni  tunnel ID
+     * @param gatewayIP gateway IP address
+     * @param securityGroups security group list
+     */
+    public OpenstackPortInfo(Ip4Address hostIp, MacAddress hostMac, DeviceId deviceId, long vni,
+                             Ip4Address gatewayIP, Collection<String> securityGroups) {
         this.hostIp = hostIp;
         this.hostMac = hostMac;
         this.deviceId = deviceId;
         this.vni = vni;
         this.gatewayIP = gatewayIP;
+        this.securityGroups = securityGroups;
     }
 
+    /**
+     * Returns IP address of the port.
+     *
+     * @return IP address
+     */
     public Ip4Address ip() {
         return hostIp;
     }
 
+    /**
+     * Returns MAC address of the port.
+     *
+     * @return MAC address
+     */
     public MacAddress mac() {
         return hostMac;
     }
 
+    /**
+     * Returns device ID.
+     *
+     * @return device ID
+     */
     public DeviceId deviceId() {
         return deviceId;
     }
 
+    /**
+     * Returns tunnel ID.
+     *
+     * @return tunnel ID
+     */
     public long vni() {
         return vni;
     }
 
+    /**
+     * Returns gateway IP address.
+     *
+     * @return gateway IP address
+     */
     public Ip4Address gatewayIP() {
         return gatewayIP;
     }
 
+    /**
+     * Returns Security Group ID list.
+     *
+     * @return list of Security Group ID
+     */
+    public Collection<String> securityGroups() {
+        return Collections.unmodifiableCollection(securityGroups);
+    }
+
+    /**
+     * Returns the builder of the OpenstackPortInfo.
+     *
+     * @return OpenstackPortInfo builder reference
+     */
     public static OpenstackPortInfo.Builder builder() {
         return new Builder();
     }
 
+    /**
+     * Represents the OpenstackPortInfo Builder.
+     *
+     */
     public static final class Builder {
         private Ip4Address hostIp;
         private MacAddress hostMac;
         private DeviceId deviceId;
         private long vni;
         private Ip4Address gatewayIP;
+        private Collection<String> securityGroups;
 
+        /**
+         * Sets the IP address of the port.
+         *
+         * @param gatewayIP
+         * @return Builder reference
+         */
         public Builder setGatewayIP(Ip4Address gatewayIP) {
             this.gatewayIP = checkNotNull(gatewayIP, "gatewayIP cannot be null");
             return this;
         }
 
+        /**
+         * Sets the host IP address of the port.
+         *
+         * @param hostIp host IP address
+         * @return Builder reference
+         */
         public Builder setHostIp(Ip4Address hostIp) {
             this.hostIp = checkNotNull(hostIp, "hostIp cannot be null");
             return this;
         }
 
+        /**
+         * Sets the host MAC address of the port.
+         *
+         * @param hostMac host MAC address
+         * @return Builder reference
+         */
         public Builder setHostMac(MacAddress hostMac) {
             this.hostMac = checkNotNull(hostMac, "hostMac cannot be bull");
             return this;
         }
 
+        /**
+         * Sets the device ID.
+         *
+         * @param deviceId device ID
+         * @return Builder reference
+         */
         public Builder setDeviceId(DeviceId deviceId) {
             this.deviceId = checkNotNull(deviceId, "deviceId cannot be null");
             return this;
         }
 
+        /**
+         * Sets the tunnel ID.
+         *
+         * @param vni tunnel ID
+         * @return Builder reference
+         */
         public Builder setVni(long vni) {
             this.vni = checkNotNull(vni, "vni cannot be null");
             return this;
         }
+
+        /**
+         * Sets the security group ID list.
+         *
+         * @param securityGroups security group ID list
+         * @return Builder reference
+         */
+        public Builder setSecurityGroups(Collection<String> securityGroups) {
+            this.securityGroups = securityGroups;
+            return this;
+        }
+
+        /**
+         * Builds the OpenstackPortInfo reference.
+         *
+         * @return OpenstackPortInfo reference
+         */
         public OpenstackPortInfo build() {
             return new OpenstackPortInfo(this);
         }
@@ -104,5 +212,6 @@
         deviceId = builder.deviceId;
         vni = builder.vni;
         gatewayIP = builder.gatewayIP;
+        securityGroups = builder.securityGroups;
     }
 }