diff --git a/incubator/api/src/main/java/org/onosproject/incubator/net/l2monitoring/soam/loss/LossMeasurementThreshold.java b/incubator/api/src/main/java/org/onosproject/incubator/net/l2monitoring/soam/loss/LossMeasurementThreshold.java
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+/*
+ * Copyright 2017-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.onosproject.incubator.net.l2monitoring.soam.loss;
+
+import java.util.Collection;
+
+import org.onosproject.incubator.net.l2monitoring.soam.MilliPct;
+import org.onosproject.incubator.net.l2monitoring.soam.SoamId;
+
+/**
+ * Object to support the setting of Loss Measurement Thresholds.
+ *
+ * The main purpose of the threshold configuration is to configure threshold
+ * alarm notifications indicating that a specific performance metric is not being met
+ */
+public interface LossMeasurementThreshold {
+    /**
+     * The index of the threshold number for the specific LM threshold entry.
+     * An index value of '1' needs to be supported. Other index values can also be supported
+     * @return The threshold Id
+     */
+    SoamId thresholdId();
+
+    /**
+     * A vector of bits that indicates the type of SOAM LM thresholds notifications that are enabled.
+     * A present but enables the specific SOAM LM threshold notification and
+     * when the specific counter is enabled and the threshold is crossed a
+     * notification is generated.
+     * A not present bit disables the specific SOAM LM threshold notification.
+     * If a particular SOAM LM threshold is not supported the BIT value is not present
+     * @return A collection of bit options
+     */
+    Collection<ThresholdOption> thresholds();
+
+    /**
+     * The measured forward frame loss ratio threshold value.
+     * that will be used to determine if a threshold notification is generated
+     * @return Units are in milli-percent, where 1 indicates 0.001 percent
+     */
+    MilliPct measuredFlrForward();
+
+    /**
+     * The maximum forward frame loss ratio threshold value.
+     * that will be used to determine if a threshold notification is generated
+     * @return Units are in milli-percent, where 1 indicates 0.001 percent
+     */
+    MilliPct maxFlrForward();
+
+    /**
+     * The average forward frame loss ratio threshold value.
+     * that will be used to determine if a threshold notification is generated
+     * @return Units are in milli-percent, where 1 indicates 0.001 percent
+     */
+    MilliPct averageFlrForward();
+
+    /**
+     * The measured backward frame loss ratio threshold value.
+     * that will be used to determine if a threshold notification is generated
+     * @return Units are in milli-percent, where 1 indicates 0.001 percent
+     */
+    MilliPct measuredFlrBackward();
+
+    /**
+     * The maximum backward frame loss ratio threshold value.
+     * that will be used to determine if a threshold notification is generated
+     * @return Units are in milli-percent, where 1 indicates 0.001 percent
+     */
+    MilliPct maxFlrBackward();
+
+    /**
+     * The average backward frame loss ratio threshold value.
+     * that will be used to determine if a threshold notification is generated
+     * @return Units are in milli-percent, where 1 indicates 0.001 percent
+     */
+    MilliPct averageFlrBackward();
+
+    /**
+     * The forward high loss threshold value.
+     * that will be used to determine if a threshold notification is generated.
+     * @return The threshold value
+     */
+    Long forwardHighLoss();
+
+    /**
+     * The consecutive forward high loss threshold value.
+     * that will be used to determine if a threshold notification is generated
+     * @return The threshold value
+     */
+    Long forwardConsecutiveHighLoss();
+
+    /**
+     * The backward high loss threshold value.
+     * that will be used to determine if a threshold notification is generated.
+     * @return The threshold value
+     */
+    Long backwardHighLoss();
+
+    /**
+     * The consecutive backward high loss threshold value.
+     * that will be used to determine if a threshold notification is generated
+     * @return The threshold value
+     */
+    Long backwardConsecutiveHighLoss();
+
+    /**
+     * The forward unavailability threshold value.
+     * that will be used to determine if a threshold notification is generated
+     * @return The threshold value
+     */
+    Long forwardUnavailableCount();
+
+    /**
+     * The forward availability/total time ratio threshold value.
+     * that will be used to determine if a threshold notification is generated
+     * if the ratio drops below the configured value.
+     * The ratio value is expressed as a percent with a value of 0 (ratio 0.00)
+     * through 100000 (ratio 1.00)
+     * @return Units are in milli-percent, where 1 indicates 0.001 percent
+     */
+    MilliPct forwardAvailableRatio();
+
+    /**
+     * The backward unavailability threshold value.
+     * that will be used to determine if a threshold notification is generated
+     * @return The threshold value
+     */
+    Long backwardUnavailableCount();
+
+    /**
+     * The backward availability/total time ratio threshold value.
+     * that will be used to determine if a threshold notification is generated
+     * if the ratio drops below the configured value.
+     * The ratio value is expressed as a percent with a value of 0 (ratio 0.00)
+     * through 100000 (ratio 1.00)
+     * @return Units are in milli-percent, where 1 indicates 0.001 percent
+     */
+    MilliPct backwardAvailableRatio();
+
+    /**
+     * Builder for {@link org.onosproject.incubator.net.l2monitoring.soam.loss.LossMeasurementThreshold}.
+     */
+    public interface LmThresholdBuilder {
+
+        LmThresholdBuilder addToThreshold(ThresholdOption threshold);
+
+        LmThresholdBuilder measuredFlrForward(MilliPct measuredFlrForward);
+
+        LmThresholdBuilder maxFlrForward(MilliPct maxFlrForward);
+
+        LmThresholdBuilder averageFlrForward(MilliPct averageFlrForward);
+
+        LmThresholdBuilder measuredFlrBackward(MilliPct measuredFlrBackward);
+
+        LmThresholdBuilder maxFlrBackward(MilliPct maxFlrBackward);
+
+        LmThresholdBuilder averageFlrBackward(MilliPct averageFlrBackward);
+
+        LmThresholdBuilder forwardHighLoss(Long forwardHighLoss);
+
+        LmThresholdBuilder forwardConsecutiveHighLoss(Long forwardConsecutiveHighLoss);
+
+        LmThresholdBuilder backwardHighLoss(Long backwardHighLoss);
+
+        LmThresholdBuilder backwardConsecutiveHighLoss(Long backwardConsecutiveHighLoss);
+
+        LmThresholdBuilder forwardUnavailableCount(Long forwardUnavailableCount);
+
+        LmThresholdBuilder forwardAvailableRatio(MilliPct forwardAvailableRatio);
+
+        LmThresholdBuilder backwardUnavailableCount(Long backwardUnavailableCount);
+
+        LmThresholdBuilder backwardAvailableRatio(MilliPct backwardAvailableRatio);
+
+        LossMeasurementThreshold build();
+    }
+
+    /**
+     * Set of enumerated threshold options.
+     */
+    public enum ThresholdOption {
+        MEASURED_FLR_FORWARD,
+        MAX_FLR_FORWARD,
+        AVERAGE_FLR_FORWARD,
+        MEASURED_FLR_BACKWARD,
+        MAX_FLR_BACKWARD,
+        AVERAGE_FLR_BACKWARD,
+        FORWARD_HIGH_LOSS,
+        FORWARD_CONSECUTIVE_HIGH_LOSS,
+        BACKWARD_HIGH_LOSS,
+        BACKWARD_CONSECUTIVE_HIGH_LOSS,
+        FORWARD_UNAVAILABLE_COUNT,
+        FORWARD_AVAILABLE_RATIO,
+        BACKWARD_UNAVAILABLE_COUNT,
+        BACKWARD_AVAILABLE_RATIO;
+    }
+}