diff --git a/protocols/isis/isisio/src/main/java/org/onosproject/isis/io/isispacket/IsisConstantParameters.java b/protocols/isis/isisio/src/main/java/org/onosproject/isis/io/isispacket/IsisConstantParameters.java
new file mode 100755
index 0000000..d3def43
--- /dev/null
+++ b/protocols/isis/isisio/src/main/java/org/onosproject/isis/io/isispacket/IsisConstantParameters.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2016 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.isis.io.isispacket;
+
+/**
+ * Represents ISIS constant parameters.
+ */
+public final class IsisConstantParameters {
+
+    public static final int IRPDISCRIMINATOR = 131;
+    public static final int PROOCOLID = 1;
+    public static final int VERSION = 1;
+    public static final int RESERVED = 0;
+    public static final int MAXAREAADDRESS = 3;
+    public static final int IDLENGTH = 6;
+    public static final int PROTOCOLSUPPORTED = 6;
+    public static final int PACKETMINIMUMLENGTH = 27;
+    public static final int PDULENGTHPOSITION = 17;
+    public static final int PDUHEADERFORREADFROM = 8;
+
+    /**
+     * Creates an instance of this class.
+     */
+    private IsisConstantParameters() {
+
+    }
+}