diff --git a/core/api/src/main/java/org/onlab/onos/net/link/LinkStore.java b/core/api/src/main/java/org/onlab/onos/net/link/LinkStore.java
new file mode 100644
index 0000000..3c3c1fb
--- /dev/null
+++ b/core/api/src/main/java/org/onlab/onos/net/link/LinkStore.java
@@ -0,0 +1,90 @@
+package org.onlab.onos.net.link;
+
+import org.onlab.onos.net.ConnectPoint;
+import org.onlab.onos.net.DeviceId;
+import org.onlab.onos.net.Link;
+import org.onlab.onos.net.provider.ProviderId;
+
+import java.util.Set;
+
+/**
+ * Manages inventory of infrastructure links using whatever means are appropriate.
+ */
+public interface LinkStore {
+
+    /**
+     * Returns the number of links in the store.
+     *
+     * @return number of links
+     */
+    int getLinkCount();
+
+    /**
+     * Returns an iterable collection of all links in the inventory.
+     *
+     * @return collection of all links
+     */
+    Iterable<Link> getLinks();
+
+    /**
+     * Returns all links egressing from the specified device.
+     *
+     * @param deviceId device identifier
+     * @return set of device links
+     */
+    Set<Link> getDeviceEgressLinks(DeviceId deviceId);
+
+    /**
+     * Returns all links ingressing from the specified device.
+     *
+     * @param deviceId device identifier
+     * @return set of device links
+     */
+    Set<Link> getDeviceIngressLinks(DeviceId deviceId);
+
+    /**
+     * Returns the link between the two end-points.
+     *
+     * @param src source connection point
+     * @param dst destination connection point
+     * @return link or null if one not found between the end-points
+     */
+    Link getLink(ConnectPoint src, ConnectPoint dst);
+
+    /**
+     * Returns all links egressing from the specified connection point.
+     *
+     * @param src source connection point
+     * @return set of connection point links
+     */
+    Set<Link> getEgressLinks(ConnectPoint src);
+
+    /**
+     * Returns all links ingressing to the specified connection point.
+     *
+     * @param dst destination connection point
+     * @return set of connection point links
+     */
+    Set<Link> getIngressLinks(ConnectPoint dst);
+
+    /**
+     * Creates a new link, or updates an existing one, based on the given
+     * information.
+     *
+     * @param providerId      provider identity
+     * @param linkDescription link description
+     * @return create or update link event, or null if no change resulted
+     */
+    public LinkEvent createOrUpdateLink(ProviderId providerId,
+                                        LinkDescription linkDescription);
+
+    /**
+     * Removes the link based on the specified information.
+     *
+     * @param src link source
+     * @param dst link destination
+     * @return remove link event, or null if no change resulted
+     */
+    LinkEvent removeLink(ConnectPoint src, ConnectPoint dst);
+
+}