diff --git a/protocols/isis/api/src/main/java/org/onosproject/isis/controller/topology/IsisLinkTed.java b/protocols/isis/api/src/main/java/org/onosproject/isis/controller/topology/IsisLinkTed.java
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+++ b/protocols/isis/api/src/main/java/org/onosproject/isis/controller/topology/IsisLinkTed.java
@@ -0,0 +1,140 @@
+/*
+ * 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.isis.controller.topology;
+
+import org.onlab.packet.Ip4Address;
+import org.onlab.packet.Ip6Address;
+import org.onlab.util.Bandwidth;
+
+import java.util.List;
+
+/**
+ * Representation of ISIS link traffic engineering parameters.
+ */
+public interface IsisLinkTed {
+
+    /**
+     * Provides maximum bandwidth can be used on the link.
+     *
+     * @return maximum bandwidth
+     */
+    Bandwidth maximumLink();
+
+    /**
+     * Sets maximum band width.
+     *
+     * @param bandwidth maximum bandwidth
+     */
+    void setMaximumLink(Bandwidth bandwidth);
+
+    /**
+     * Amount of bandwidth reservable on the link.
+     *
+     * @return unreserved bandwidth
+     */
+    List<Bandwidth> maxUnResBandwidth();
+
+    /**
+     * Sets max bandwidth that is not reserved on the link.
+     *
+     * @param bandwidth max bandwidth that is not reserved on the link
+     */
+    void setMaxUnResBandwidth(Bandwidth bandwidth);
+
+    /**
+     * Provides max bandwidth that can be reserved on the link.
+     *
+     * @return max bandwidth reserved
+     */
+    Bandwidth maxReserved();
+
+    /**
+     * Sets max bandwidth that can be reserved on the link.
+     *
+     * @param bandwidth max bandwidth that can be reserved on the link
+     */
+    void setMaxReserved(Bandwidth bandwidth);
+
+    /**
+     * Provides Traffic Engineering metric for the link.
+     *
+     * @return Traffic Engineering metric
+     */
+    int teMetric();
+
+    /**
+     * Sets Traffic Engineering metric for the link.
+     *
+     * @param teMetric Traffic Engineering metric for the link
+     */
+    void setTeMetric(int teMetric);
+
+    /**
+     * Provides IPv4 router-Id of local node.
+     *
+     * @return IPv4 router-Id of local node
+     */
+    List<Ip4Address> ipv4LocRouterId();
+
+    /**
+     * Sets IPv4 router-Id of local node.
+     *
+     * @param routerIds IPv4 router-Id of local node
+     */
+    void setIpv4LocRouterId(List<Ip4Address> routerIds);
+
+    /**
+     * Provides IPv6 router-Id of local node.
+     *
+     * @return IPv6 router-Id of local node
+     */
+    List<Ip6Address> ipv6LocRouterId();
+
+    /**
+     * Sets IPv6 router-Id of local node.
+     *
+     * @param routerIds IPv6 router-Id of local node
+     */
+    void setIpv6LocRouterId(List<Ip6Address> routerIds);
+
+    /**
+     * Provides IPv4 router-Id of remote node.
+     *
+     * @return IPv4 router-Id of remote node
+     */
+    List<Ip4Address> ipv4RemRouterId();
+
+    /**
+     * Sets IPv4 router-Id of remote node.
+     *
+     * @param routerIds IPv4 router-Id of remote node
+     */
+    void setIpv4RemRouterId(List<Ip4Address> routerIds);
+
+    /**
+     * Provides IPv6 router-Id of remote node.
+     *
+     * @return IPv6 router-Id of remote node
+     */
+    List<Ip6Address> ipv6RemRouterId();
+
+    /**
+     * Sets IPv6 router-Id of remote node.
+     *
+     * @param routerIds IPv6 router-Id of remote node
+     */
+    void setIpv6RemRouterId(List<Ip6Address> routerIds);
+}
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