diff --git a/pkg/adapters/common/core_proxy.go b/pkg/adapters/common/core_proxy.go
index 30117ca..1daeacb 100644
--- a/pkg/adapters/common/core_proxy.go
+++ b/pkg/adapters/common/core_proxy.go
@@ -500,6 +500,30 @@
 	return unPackResponse(rpc, deviceId, success, result)
 }
 
+func (ap *CoreProxy) DeviceReasonUpdate(ctx context.Context, deviceId string, deviceReason string) error {
+	log.Debugw("DeviceReasonUpdate", log.Fields{"deviceId": deviceId, "deviceReason": deviceReason})
+	rpc := "DeviceReasonUpdate"
+	// Use a device specific topic to send the request.  The adapter handling the device creates a device
+	// specific topic
+	toTopic := ap.getCoreTopic(deviceId)
+	replyToTopic := ap.getAdapterTopic()
+
+	args := make([]*kafka.KVArg, 2)
+	id := &voltha.ID{Id: deviceId}
+	args[0] = &kafka.KVArg{
+		Key:   "device_id",
+		Value: id,
+	}
+	reason := &ic.StrType{Val: deviceReason}
+	args[1] = &kafka.KVArg{
+		Key:   "device_reason",
+		Value: reason,
+	}
+	success, result := ap.kafkaICProxy.InvokeRPC(nil, rpc, &toTopic, &replyToTopic, true, deviceId, args...)
+	log.Debugw("DeviceReason-response", log.Fields{"pDeviceId": deviceId, "success": success})
+	return unPackResponse(rpc, deviceId, success, result)
+}
+
 func (ap *CoreProxy) DevicePMConfigUpdate(ctx context.Context, pmConfigs *voltha.PmConfigs) error {
 	log.Debugw("DevicePMConfigUpdate", log.Fields{"pmConfigs": pmConfigs})
 	rpc := "DevicePMConfigUpdate"
diff --git a/pkg/adapters/common/core_proxy_test.go b/pkg/adapters/common/core_proxy_test.go
new file mode 100644
index 0000000..40825a9
--- /dev/null
+++ b/pkg/adapters/common/core_proxy_test.go
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2019-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 common
+
+import (
+	adapterIf "github.com/opencord/voltha-lib-go/pkg/adapters/adapterif"
+	"testing"
+)
+
+func TestCoreProxyImplementsAdapterIfCoreProxy(t *testing.T) {
+	proxy := &CoreProxy{}
+
+	if _, ok := interface{}(proxy).(adapterIf.CoreProxy); !ok {
+		t.Error("common CoreProxy does not implement adapterif.CoreProxy interface")
+	}
+
+}