diff --git a/core/api/src/test/java/org/onlab/onos/net/TestDeviceParams.java b/core/api/src/test/java/org/onlab/onos/net/TestDeviceParams.java
new file mode 100644
index 0000000..930cb3b
--- /dev/null
+++ b/core/api/src/test/java/org/onlab/onos/net/TestDeviceParams.java
@@ -0,0 +1,40 @@
+package org.onlab.onos.net;
+
+import static org.onlab.onos.net.DeviceId.deviceId;
+
+import java.util.Set;
+
+import org.onlab.onos.net.provider.ProviderId;
+import org.onlab.packet.IPAddress;
+import org.onlab.packet.MACAddress;
+import org.onlab.packet.VLANID;
+
+import com.google.common.collect.Sets;
+
+/**
+ * Provides a set of test DefaultDevice parameters for use with Host-
+ * related tests.
+ */
+public abstract class TestDeviceParams {
+
+    protected static final ProviderId PID = new ProviderId("foo");
+    protected static final DeviceId DID1 = deviceId("of:foo");
+    protected static final DeviceId DID2 = deviceId("of:bar");
+    protected static final MACAddress MAC1 = MACAddress.valueOf("00:11:00:00:00:01");
+    protected static final MACAddress MAC2 = MACAddress.valueOf("00:22:00:00:00:02");
+    protected static final VLANID VLAN1 = VLANID.vlanId((short) 11);
+    protected static final VLANID VLAN2 = VLANID.vlanId((short) 22);
+    protected static final IPAddress IP1 = IPAddress.valueOf("10.0.0.1");
+    protected static final IPAddress IP2 = IPAddress.valueOf("10.0.0.2");
+    protected static final IPAddress IP3 = IPAddress.valueOf("10.0.0.3");
+
+    protected static final PortNumber P1 = PortNumber.portNumber(100);
+    protected static final PortNumber P2 = PortNumber.portNumber(200);
+    protected static final HostId HID1 = HostId.hostId(MAC1, VLAN1);
+    protected static final HostId HID2 = HostId.hostId(MAC2, VLAN2);
+    protected static final HostLocation LOC1 = new HostLocation(DID1, P1, 123L);
+    protected static final HostLocation LOC2 = new HostLocation(DID2, P2, 123L);
+    protected static final Set<IPAddress> IPSET1 = Sets.newHashSet(IP1, IP2);
+    protected static final Set<IPAddress> IPSET2 = Sets.newHashSet(IP1, IP3);
+
+}