diff --git a/app/src/main/java/org/opencord/olt/impl/OltMeterService.java b/app/src/main/java/org/opencord/olt/impl/OltMeterService.java
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+++ b/app/src/main/java/org/opencord/olt/impl/OltMeterService.java
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+/*
+ * Copyright 2016-present Open Networking Foundation
+ *
+ * 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.opencord.olt.impl;
+
+import com.google.common.collect.HashMultimap;
+import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.ImmutableSet;
+import com.google.common.collect.Maps;
+import com.google.common.collect.Multimaps;
+import com.google.common.collect.SetMultimap;
+import com.google.common.collect.Sets;
+import org.onlab.util.Tools;
+import org.onosproject.cfg.ComponentConfigService;
+import org.onosproject.core.ApplicationId;
+import org.onosproject.core.CoreService;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.flowobjective.ObjectiveError;
+import org.onosproject.net.meter.Band;
+import org.onosproject.net.meter.DefaultBand;
+import org.onosproject.net.meter.DefaultMeterRequest;
+import org.onosproject.net.meter.Meter;
+import org.onosproject.net.meter.MeterContext;
+import org.onosproject.net.meter.MeterEvent;
+import org.onosproject.net.meter.MeterFailReason;
+import org.onosproject.net.meter.MeterId;
+import org.onosproject.net.meter.MeterKey;
+import org.onosproject.net.meter.MeterListener;
+import org.onosproject.net.meter.MeterRequest;
+import org.onosproject.net.meter.MeterService;
+import org.opencord.olt.internalapi.AccessDeviceMeterService;
+import org.opencord.sadis.BandwidthProfileInformation;
+import org.osgi.service.component.ComponentContext;
+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.Modified;
+import org.osgi.service.component.annotations.Reference;
+import org.osgi.service.component.annotations.ReferenceCardinality;
+import org.slf4j.Logger;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Dictionary;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+import java.util.Properties;
+import java.util.Set;
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.atomic.AtomicInteger;
+import java.util.concurrent.atomic.AtomicReference;
+
+import static org.onlab.util.Tools.groupedThreads;
+import static org.opencord.olt.impl.OsgiPropertyConstants.DELETE_METERS;
+import static org.opencord.olt.impl.OsgiPropertyConstants.DELETE_METERS_DEFAULT;
+import static org.slf4j.LoggerFactory.getLogger;
+
+/**
+ * Provisions Meters on access devices.
+ */
+@Component(immediate = true, property = {
+        DELETE_METERS + ":Boolean=" + DELETE_METERS_DEFAULT,
+        })
+public class OltMeterService implements AccessDeviceMeterService {
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
+    protected MeterService meterService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
+    protected CoreService coreService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
+    protected ComponentConfigService componentConfigService;
+
+    protected boolean deleteMeters = true;
+
+    protected SetMultimap<String, MeterKey> bpInfoToMeter =
+            Multimaps.synchronizedSetMultimap(HashMultimap.create());
+    protected Set<MeterKey> programmedMeters;
+    private ApplicationId appId;
+    private static final String APP_NAME = "org.opencord.olt";
+
+    private final MeterListener meterListener = new InternalMeterListener();
+
+    private final Logger log = getLogger(getClass());
+
+    protected ExecutorService eventExecutor;
+
+    @Activate
+    public void activate(ComponentContext context) {
+        eventExecutor = Executors.newFixedThreadPool(5, groupedThreads("onos/olt",
+                "events-%d", log));
+        appId = coreService.registerApplication(APP_NAME);
+        programmedMeters = Sets.newConcurrentHashSet();
+        meterService.addListener(meterListener);
+        componentConfigService.registerProperties(getClass());
+        log.info("Olt Meter service started");
+    }
+
+    @Deactivate
+    public void deactivate() {
+        meterService.removeListener(meterListener);
+    }
+
+
+    @Modified
+    public void modified(ComponentContext context) {
+        Dictionary<?, ?> properties = context != null ? context.getProperties() : new Properties();
+
+        Boolean d = Tools.isPropertyEnabled(properties, "deleteMeters");
+        if (d != null) {
+            deleteMeters = d;
+        }
+    }
+
+    @Override
+    public ImmutableMap<String, Collection<MeterKey>> getBpMeterMappings() {
+        return ImmutableMap.copyOf(bpInfoToMeter.asMap());
+    }
+
+    @Override
+    public void addMeterIdToBpMapping(DeviceId deviceId, MeterId meterId, String bandwidthProfile) {
+        bpInfoToMeter.put(bandwidthProfile, MeterKey.key(deviceId, meterId));
+    }
+
+    @Override
+    public MeterId getMeterIdFromBpMapping(DeviceId deviceId, String bandwidthProfile) {
+        if (bpInfoToMeter.get(bandwidthProfile) == null) {
+            log.warn("Bandwidth Profile '{}' is not currently mapped to a meter",
+                    bandwidthProfile);
+            return null;
+        }
+
+        Optional<MeterKey> meterKeyForDevice = bpInfoToMeter.get(bandwidthProfile)
+                .stream()
+                .filter(meterKey -> meterKey.deviceId().equals(deviceId))
+                .findFirst();
+        if (meterKeyForDevice.isPresent()) {
+            log.debug("Found meter {} for bandwidth profile {}",
+                    meterKeyForDevice.get().meterId(), bandwidthProfile);
+            return meterKeyForDevice.get().meterId();
+        } else {
+            log.warn("Bandwidth profile '{}' is not currently mapped to a meter",
+                    bandwidthProfile);
+            return null;
+        }
+    }
+
+    @Override
+    public ImmutableSet<MeterKey> getProgMeters() {
+        return ImmutableSet.copyOf(programmedMeters);
+    }
+
+    @Override
+    public MeterId createMeter(DeviceId deviceId, BandwidthProfileInformation bpInfo,
+                               CompletableFuture<Object> meterFuture) {
+        if (bpInfo == null) {
+            log.warn("Requested bandwidth profile information is NULL");
+            meterFuture.complete(ObjectiveError.BADPARAMS);
+            return null;
+        }
+
+        MeterId meterId = getMeterIdFromBpMapping(deviceId, bpInfo.id());
+        if (meterId != null) {
+            log.debug("Meter {} was previously created for bp {}", meterId, bpInfo.id());
+            meterFuture.complete(null);
+            return meterId;
+        }
+
+        List<Band> meterBands = createMeterBands(bpInfo);
+
+        final AtomicReference<MeterId> meterIdRef = new AtomicReference<>();
+        MeterRequest meterRequest = DefaultMeterRequest.builder()
+                .withBands(meterBands)
+                .withUnit(Meter.Unit.KB_PER_SEC)
+                .withContext(new MeterContext() {
+                    @Override
+                    public void onSuccess(MeterRequest op) {
+                        meterFuture.complete(null);
+                    }
+
+                    @Override
+                    public void onError(MeterRequest op, MeterFailReason reason) {
+                        bpInfoToMeter.remove(bpInfo.id(),
+                                             MeterKey.key(deviceId, meterIdRef.get()));
+                        meterFuture.complete(reason);
+                    }
+                })
+                .forDevice(deviceId)
+                .fromApp(appId)
+                .burst()
+                .add();
+
+        Meter meter = meterService.submit(meterRequest);
+        meterIdRef.set(meter.id());
+        addMeterIdToBpMapping(deviceId, meterIdRef.get(), bpInfo.id());
+        programmedMeters.add(MeterKey.key(deviceId, meter.id()));
+        log.info("Meter is created. Meter Id {}", meter.id());
+        return meter.id();
+    }
+
+    private List<Band> createMeterBands(BandwidthProfileInformation bpInfo) {
+        List<Band> meterBands = new ArrayList<>();
+
+        meterBands.add(createMeterBand(bpInfo.committedInformationRate(), bpInfo.committedBurstSize()));
+        meterBands.add(createMeterBand(bpInfo.exceededInformationRate(), bpInfo.exceededBurstSize()));
+        meterBands.add(createMeterBand(bpInfo.assuredInformationRate(), 0L));
+
+        return meterBands;
+    }
+
+    private Band createMeterBand(long rate, Long burst) {
+        return DefaultBand.builder()
+                .withRate(rate) //already Kbps
+                .burstSize(burst) // already Kbits
+                .ofType(Band.Type.DROP) // no matter
+                .build();
+    }
+
+    private class InternalMeterListener implements MeterListener {
+
+        Map<MeterKey, AtomicInteger> pendingRemoveMeters = Maps.newConcurrentMap();
+
+        @Override
+        public void event(MeterEvent meterEvent) {
+            eventExecutor.execute(() -> {
+                Meter meter = meterEvent.subject();
+                if (meter == null) {
+                    log.error("Meter in event {} is null", meterEvent);
+                    return;
+                }
+                MeterKey key = MeterKey.key(meter.deviceId(), meter.id());
+                if (deleteMeters && MeterEvent.Type.METER_REFERENCE_COUNT_ZERO.equals(meterEvent.type())) {
+                    log.info("Zero Count Meter Event is received. Meter is {}", meter.id());
+                    incrementMeterCount(key);
+
+                    if (appId.equals(meter.appId()) && pendingRemoveMeters.get(key).get() == 3) {
+                        log.info("Deleting unreferenced, no longer programmed Meter {}", meter.id());
+                        deleteMeter(meter.deviceId(), meter.id());
+                    }
+                }
+                if (MeterEvent.Type.METER_REMOVED.equals(meterEvent.type())) {
+                    log.info("Meter Removed Event is received for {}", meter.id());
+                    programmedMeters.remove(key);
+                    pendingRemoveMeters.remove(key);
+                    removeMeterFromBpMapping(key);
+                }
+            });
+        }
+
+        private void incrementMeterCount(MeterKey key) {
+            if (key == null) {
+                return;
+            }
+            pendingRemoveMeters.compute(key,
+                    (k, v) -> {
+                        if (v == null) {
+                            return new AtomicInteger(1);
+                        }
+                        v.addAndGet(1);
+                        return v;
+                    });
+        }
+
+        private void deleteMeter(DeviceId deviceId, MeterId meterId) {
+            Meter meter = meterService.getMeter(deviceId, meterId);
+            if (meter != null) {
+                MeterRequest meterRequest = DefaultMeterRequest.builder()
+                        .withBands(meter.bands())
+                        .withUnit(meter.unit())
+                        .forDevice(deviceId)
+                        .fromApp(appId)
+                        .burst()
+                        .remove();
+
+                meterService.withdraw(meterRequest, meterId);
+            }
+        }
+
+        private void removeMeterFromBpMapping(MeterKey meterKey) {
+            Iterator<Map.Entry<String, MeterKey>> iterator = bpInfoToMeter.entries().iterator();
+            while (iterator.hasNext()) {
+                Map.Entry<String, MeterKey> entry = iterator.next();
+                if (entry.getValue().equals(meterKey)) {
+                    iterator.remove();
+                    log.info("Deleted meter for MeterKey {} - Last prog meters {}", meterKey, programmedMeters);
+                    break;
+                }
+            }
+        }
+    }
+}