diff --git a/providers/netcfglinks/src/main/java/org/onosproject/provider/netcfglinks/NetworkConfigLinksProvider.java b/providers/netcfglinks/src/main/java/org/onosproject/provider/netcfglinks/NetworkConfigLinksProvider.java
index a15857f..2d44c5b 100644
--- a/providers/netcfglinks/src/main/java/org/onosproject/provider/netcfglinks/NetworkConfigLinksProvider.java
+++ b/providers/netcfglinks/src/main/java/org/onosproject/provider/netcfglinks/NetworkConfigLinksProvider.java
@@ -15,18 +15,6 @@
  */
 package org.onosproject.provider.netcfglinks;
 
-import java.util.HashSet;
-import java.util.Map;
-import java.util.Optional;
-import java.util.Set;
-import java.util.concurrent.ConcurrentHashMap;
-
-import org.apache.felix.scr.annotations.Activate;
-import org.apache.felix.scr.annotations.Component;
-import org.apache.felix.scr.annotations.Deactivate;
-import org.apache.felix.scr.annotations.Property;
-import org.apache.felix.scr.annotations.Reference;
-import org.apache.felix.scr.annotations.ReferenceCardinality;
 import org.onlab.packet.Ethernet;
 import org.onlab.packet.ONOSLLDP;
 import org.onosproject.cluster.ClusterMetadataService;
@@ -51,9 +39,9 @@
 import org.onosproject.net.flow.DefaultTrafficSelector;
 import org.onosproject.net.flow.TrafficSelector;
 import org.onosproject.net.link.DefaultLinkDescription;
-import org.onosproject.net.link.ProbedLinkProvider;
 import org.onosproject.net.link.LinkProviderRegistry;
 import org.onosproject.net.link.LinkProviderService;
+import org.onosproject.net.link.ProbedLinkProvider;
 import org.onosproject.net.packet.InboundPacket;
 import org.onosproject.net.packet.PacketContext;
 import org.onosproject.net.packet.PacketPriority;
@@ -61,11 +49,22 @@
 import org.onosproject.net.packet.PacketService;
 import org.onosproject.net.provider.AbstractProvider;
 import org.onosproject.net.provider.ProviderId;
-import org.onosproject.provider.lldpcommon.LinkDiscoveryContext;
 import org.onosproject.provider.lldpcommon.LinkDiscovery;
+import org.onosproject.provider.lldpcommon.LinkDiscoveryContext;
+import org.osgi.service.component.annotations.Activate;
+import org.osgi.service.component.annotations.Component;
+import org.osgi.service.component.annotations.Deactivate;
+import org.osgi.service.component.annotations.Reference;
+import org.osgi.service.component.annotations.ReferenceCardinality;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Optional;
+import java.util.Set;
+import java.util.concurrent.ConcurrentHashMap;
+
 import static org.onlab.packet.Ethernet.TYPE_BSN;
 import static org.onlab.packet.Ethernet.TYPE_LLDP;
 import static org.onosproject.net.PortNumber.portNumber;
@@ -80,31 +79,31 @@
         extends AbstractProvider
         implements ProbedLinkProvider {
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected LinkProviderRegistry providerRegistry;
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected DeviceService deviceService;
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected PacketService packetService;
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected MastershipService masterService;
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected NetworkConfigRegistry netCfgService;
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected CoreService coreService;
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected ClusterMetadataService metadataService;
 
     private static final String PROP_PROBE_RATE = "probeRate";
     private static final int DEFAULT_PROBE_RATE = 3000;
-    @Property(name = PROP_PROBE_RATE, intValue = DEFAULT_PROBE_RATE,
-            label = "LLDP and BDDP probe rate specified in millis")
+    //@Property(name = PROP_PROBE_RATE, intValue = DEFAULT_PROBE_RATE,
+    //        label = "LLDP and BDDP probe rate specified in millis")
     private int probeRate = DEFAULT_PROBE_RATE;
 
     // Device link discovery helpers.