diff --git a/rw_core/core/device/agent_device_update.go b/rw_core/core/device/agent_device_update.go
new file mode 100644
index 0000000..9e5013a
--- /dev/null
+++ b/rw_core/core/device/agent_device_update.go
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2021-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 device
+
+import (
+	"context"
+	"fmt"
+	"github.com/opencord/voltha-go/rw_core/utils"
+	"github.com/opencord/voltha-lib-go/v4/pkg/log"
+	"github.com/opencord/voltha-protos/v4/go/common"
+)
+
+func (agent *Agent) logDeviceUpdate(ctx context.Context, operation string, prevState *common.AdminState_Types, currState *common.AdminState_Types, status *common.OperationResp, desc *string) {
+	logger.Debugw(ctx, "addDeviceUpdate", log.Fields{"device-id": agent.deviceID})
+
+	requestedBy := utils.GetFromTopicMetadataFromContext(ctx)
+
+	if requestedBy == "" {
+		requestedBy = "NB"
+	}
+
+	logger.Infow(ctx, "logDeviceUpdate", log.Fields{"device-update": operation, "device-update-id": agent.deviceID,
+		"requested-by": requestedBy, "state-change": agent.stateChangeString(prevState, currState),
+		"status": status.GetCode().String(), "description": desc})
+}
+
+func (agent *Agent) stateChangeString(prevState *common.AdminState_Types, currState *common.AdminState_Types) string {
+	device := agent.getDeviceReadOnlyWithoutLock()
+	if prevState != nil && currState != nil && *prevState != *currState {
+		return fmt.Sprintf("%s->%s", *prevState, device.AdminState)
+	}
+	return ""
+}