diff --git a/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/Constants.java b/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/Constants.java
index 0f969de..0419529 100644
--- a/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/Constants.java
+++ b/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/Constants.java
@@ -15,9 +15,6 @@
  */
 package org.onosproject.openstacktelemetry.api;
 
-import org.apache.kafka.common.serialization.ByteArraySerializer;
-import org.apache.kafka.common.serialization.StringSerializer;
-
 /**
  * Provides constants used in OpenstackTelemetry.
  */
@@ -37,8 +34,10 @@
     public static final int DEFAULT_KAFKA_BATCH_SIZE = 16384;
     public static final int DEFAULT_KAFKA_LINGER_MS = 1;
     public static final int DEFAULT_KAFKA_MEMORY_BUFFER = 33554432;
-    public static final String DEFAULT_KAFKA_KEY_SERIALIZER = StringSerializer.class.toString();
-    public static final String DEFAULT_KAFKA_VALUE_SERIALIZER = ByteArraySerializer.class.toString();
+    public static final String DEFAULT_KAFKA_KEY_SERIALIZER =
+            "org.apache.kafka.common.serialization.StringSerializer";
+    public static final String DEFAULT_KAFKA_VALUE_SERIALIZER =
+            "org.apache.kafka.common.serialization.ByteArraySerializer";
 
     public static final String DEFAULT_REST_SERVER_IP = DEFAULT_SERVER_IP;
     public static final int DEFAULT_REST_SERVER_PORT = 80;
diff --git a/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/GrpcTelemetryAdminService.java b/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/GrpcTelemetryAdminService.java
new file mode 100644
index 0000000..626f75f
--- /dev/null
+++ b/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/GrpcTelemetryAdminService.java
@@ -0,0 +1,24 @@
+/*
+ * Copyright 2018-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.openstacktelemetry.api;
+
+/**
+ * Admin service API for publishing openstack telemetry through gRPC producer.
+ */
+public interface GrpcTelemetryAdminService
+        extends TelemetryAdminService, GrpcTelemetryService {
+
+}
diff --git a/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/GrpcTelemetryConfigService.java b/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/GrpcTelemetryConfigService.java
new file mode 100644
index 0000000..d95d752
--- /dev/null
+++ b/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/GrpcTelemetryConfigService.java
@@ -0,0 +1,22 @@
+/*
+ * Copyright 2018-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.openstacktelemetry.api;
+
+/**
+ * Configuration service API for publishing openstack telemetry through gRPC producer.
+ */
+public interface GrpcTelemetryConfigService extends TelemetryConfigService {
+}
diff --git a/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/InfluxDbTelemetryAdminService.java b/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/InfluxDbTelemetryAdminService.java
new file mode 100644
index 0000000..779cc1c
--- /dev/null
+++ b/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/InfluxDbTelemetryAdminService.java
@@ -0,0 +1,23 @@
+/*
+ * Copyright 2018-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.openstacktelemetry.api;
+
+/**
+ * Admin service API for publishing openstack telemetry through InfluxDB producer.
+ */
+public interface InfluxDbTelemetryAdminService
+        extends TelemetryAdminService, InfluxDbTelemetryService {
+}
diff --git a/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/InfluxDbTelemetryConfigService.java b/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/InfluxDbTelemetryConfigService.java
new file mode 100644
index 0000000..f525d01
--- /dev/null
+++ b/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/InfluxDbTelemetryConfigService.java
@@ -0,0 +1,22 @@
+/*
+ * Copyright 2018-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.openstacktelemetry.api;
+
+/**
+ * Configuration service API for publishing openstack telemetry through InfluxDB producer.
+ */
+public interface InfluxDbTelemetryConfigService extends TelemetryConfigService {
+}
diff --git a/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/KafkaTelemetryAdminService.java b/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/KafkaTelemetryAdminService.java
new file mode 100644
index 0000000..f05f0e1
--- /dev/null
+++ b/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/KafkaTelemetryAdminService.java
@@ -0,0 +1,23 @@
+/*
+ * Copyright 2018-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.openstacktelemetry.api;
+
+/**
+ * Admin service API for publishing openstack telemetry through Kafka producer.
+ */
+public interface KafkaTelemetryAdminService
+        extends TelemetryAdminService, KafkaTelemetryService {
+}
diff --git a/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/KafkaTelemetryConfigService.java b/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/KafkaTelemetryConfigService.java
new file mode 100644
index 0000000..9b8e827
--- /dev/null
+++ b/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/KafkaTelemetryConfigService.java
@@ -0,0 +1,22 @@
+/*
+ * Copyright 2018-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.openstacktelemetry.api;
+
+/**
+ * Configuration service API for publishing openstack telemetry through Kafka producer.
+ */
+public interface KafkaTelemetryConfigService extends TelemetryConfigService {
+}
diff --git a/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/RestTelemetryAdminService.java b/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/RestTelemetryAdminService.java
new file mode 100644
index 0000000..f6e3fc3
--- /dev/null
+++ b/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/RestTelemetryAdminService.java
@@ -0,0 +1,23 @@
+/*
+ * Copyright 2018-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.openstacktelemetry.api;
+
+/**
+ * Admin service API for publishing openstack telemetry through REST producer.
+ */
+public interface RestTelemetryAdminService
+        extends TelemetryAdminService, RestTelemetryService {
+}
diff --git a/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/RestTelemetryConfigService.java b/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/RestTelemetryConfigService.java
new file mode 100644
index 0000000..f3b60ee
--- /dev/null
+++ b/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/RestTelemetryConfigService.java
@@ -0,0 +1,22 @@
+/*
+ * Copyright 2018-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.openstacktelemetry.api;
+
+/**
+ * Configuration service API for publishing openstack telemetry through REST producer.
+ */
+public interface RestTelemetryConfigService extends TelemetryConfigService {
+}
diff --git a/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/TelemetryAdminService.java b/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/TelemetryAdminService.java
new file mode 100644
index 0000000..16b921b
--- /dev/null
+++ b/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/TelemetryAdminService.java
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2018-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.openstacktelemetry.api;
+
+import org.onosproject.openstacktelemetry.api.config.TelemetryConfig;
+
+/**
+ * Admin service API for publishing openstack telemetry.
+ */
+public interface TelemetryAdminService {
+
+    /**
+     * Prepares and launches the telemetry producer.
+     *
+     * @param config telemetry server config
+     */
+    void start(TelemetryConfig config);
+
+    /**
+     * Terminates the telemetry producer.
+     */
+    void stop();
+
+    /**
+     * Restarts the telemetry producer.
+     *
+     * @param config telemetry server config
+     */
+    void restart(TelemetryConfig config);
+}
diff --git a/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/TelemetryConfigService.java b/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/TelemetryConfigService.java
new file mode 100644
index 0000000..156e8ff
--- /dev/null
+++ b/apps/openstacktelemetry/api/src/main/java/org/onosproject/openstacktelemetry/api/TelemetryConfigService.java
@@ -0,0 +1,28 @@
+/*
+ * Copyright 2018-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.openstacktelemetry.api;
+
+import org.onosproject.openstacktelemetry.api.config.TelemetryConfig;
+
+public interface TelemetryConfigService {
+
+    /**
+     * Obtains the telemetry configuration.
+     *
+     * @return telemetry configuration
+     */
+    TelemetryConfig getConfig();
+}
diff --git a/apps/openstacktelemetry/app/src/main/java/org/onosproject/openstacktelemetry/impl/GrpcTelemetryConfigManager.java b/apps/openstacktelemetry/app/src/main/java/org/onosproject/openstacktelemetry/impl/GrpcTelemetryConfigManager.java
new file mode 100644
index 0000000..03baace
--- /dev/null
+++ b/apps/openstacktelemetry/app/src/main/java/org/onosproject/openstacktelemetry/impl/GrpcTelemetryConfigManager.java
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2018-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.openstacktelemetry.impl;
+
+import org.onosproject.openstacktelemetry.api.GrpcTelemetryConfigService;
+import org.onosproject.openstacktelemetry.api.config.TelemetryConfig;
+
+/**
+ * gRPC server configuration manager for publishing openstack telemetry.
+ */
+public class GrpcTelemetryConfigManager implements GrpcTelemetryConfigService {
+
+    @Override
+    public TelemetryConfig getConfig() {
+        return null;
+    }
+}
diff --git a/apps/openstacktelemetry/app/src/main/java/org/onosproject/openstacktelemetry/impl/InfluxDbTelemetryConfigManager.java b/apps/openstacktelemetry/app/src/main/java/org/onosproject/openstacktelemetry/impl/InfluxDbTelemetryConfigManager.java
new file mode 100644
index 0000000..3aba590
--- /dev/null
+++ b/apps/openstacktelemetry/app/src/main/java/org/onosproject/openstacktelemetry/impl/InfluxDbTelemetryConfigManager.java
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2018-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.openstacktelemetry.impl;
+
+import org.onosproject.openstacktelemetry.api.InfluxDbTelemetryConfigService;
+import org.onosproject.openstacktelemetry.api.config.TelemetryConfig;
+
+/**
+ * InfluxDB server configuration manager for publishing openstack telemetry.
+ */
+public class InfluxDbTelemetryConfigManager implements InfluxDbTelemetryConfigService {
+
+    @Override
+    public TelemetryConfig getConfig() {
+        return null;
+    }
+}
diff --git a/apps/openstacktelemetry/app/src/main/java/org/onosproject/openstacktelemetry/impl/KafkaTelemetryConfigManager.java b/apps/openstacktelemetry/app/src/main/java/org/onosproject/openstacktelemetry/impl/KafkaTelemetryConfigManager.java
new file mode 100644
index 0000000..db319a3
--- /dev/null
+++ b/apps/openstacktelemetry/app/src/main/java/org/onosproject/openstacktelemetry/impl/KafkaTelemetryConfigManager.java
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2018-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.openstacktelemetry.impl;
+
+import org.onosproject.openstacktelemetry.api.KafkaTelemetryConfigService;
+import org.onosproject.openstacktelemetry.api.config.TelemetryConfig;
+
+/**
+ * Kafka server configuration manager for publishing openstack telemetry.
+ */
+public class KafkaTelemetryConfigManager implements KafkaTelemetryConfigService {
+
+    @Override
+    public TelemetryConfig getConfig() {
+        return null;
+    }
+}
diff --git a/apps/openstacktelemetry/app/src/main/java/org/onosproject/openstacktelemetry/impl/RestTelemetryConfigManager.java b/apps/openstacktelemetry/app/src/main/java/org/onosproject/openstacktelemetry/impl/RestTelemetryConfigManager.java
new file mode 100644
index 0000000..66add3c
--- /dev/null
+++ b/apps/openstacktelemetry/app/src/main/java/org/onosproject/openstacktelemetry/impl/RestTelemetryConfigManager.java
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2018-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.openstacktelemetry.impl;
+
+import org.onosproject.openstacktelemetry.api.RestTelemetryConfigService;
+import org.onosproject.openstacktelemetry.api.config.TelemetryConfig;
+
+/**
+ * REST server configuration manager for publishing openstack telemetry.
+ */
+public class RestTelemetryConfigManager implements RestTelemetryConfigService {
+
+    @Override
+    public TelemetryConfig getConfig() {
+        return null;
+    }
+}