--- /dev/null
+/*
+ * Copyright (c) 2016 Ericsson India Global Services Pvt Ltd. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.vpnservice.interfacemgr.renderer.hwvtep.utilities;
+
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Uri;
+import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TopologyId;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class SouthboundUtils {
+ private static final Logger LOG = LoggerFactory.getLogger(SouthboundUtils.class);
+ public static final TopologyId HWVTEP_TOPOLOGY_ID = new TopologyId(new Uri("hwvtep:1"));
+}
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