diff --git a/python/adapters/openolt/openolt.py b/python/adapters/openolt/openolt.py
new file mode 100644
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+++ b/python/adapters/openolt/openolt.py
@@ -0,0 +1,102 @@
+#
+# Copyright 2018 the original author or authors.
+#
+# 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.
+#
+
+"""
+Openolt adapter.
+"""
+import arrow
+import grpc
+import structlog
+from google.protobuf.empty_pb2 import Empty
+from google.protobuf.json_format import MessageToDict
+from scapy.layers.inet import Raw
+import json
+from google.protobuf.message import Message
+from grpc._channel import _Rendezvous
+from scapy.layers.l2 import Ether, Dot1Q
+from simplejson import dumps
+from twisted.internet import reactor
+from twisted.internet.defer import inlineCallbacks, returnValue
+from twisted.internet.task import LoopingCall
+
+from python.adapters.common.frameio.frameio import BpfProgramFilter, hexify
+from python.common.utils.asleep import asleep
+from python.common.utils.registry import registry
+from python.adapters.iadapter import OltAdapter
+from python.adapters.kafka.kafka_proxy import get_kafka_proxy
+from python.protos import openolt_pb2
+from python.protos import third_party
+from python.protos.common_pb2 import OperStatus, ConnectStatus
+from python.protos.common_pb2 import LogLevel
+from python.protos.common_pb2 import OperationResp
+from python.protos.inter_container_pb2 import SwitchCapability, PortCapability, \
+    InterAdapterMessageType, InterAdapterResponseBody
+from python.protos.device_pb2 import Port, PmConfig, PmConfigs. \
+    DeviceType, DeviceTypes
+from python.protos.adapter_pb2 import Adapter
+from python.protos.adapter_pb2 import AdapterConfig
+
+ 
+from python.protos.events_pb2 import KpiEvent, KpiEventType, MetricValuePairs
+from python.protos.logical_device_pb2 import LogicalPort
+from python.protos.openflow_13_pb2 import OFPPS_LIVE, OFPPF_FIBER, \
+    OFPPF_1GB_FD, \
+    OFPC_GROUP_STATS, OFPC_PORT_STATS, OFPC_TABLE_STATS, OFPC_FLOW_STATS, \
+    ofp_switch_features, ofp_desc
+from python.protos.openflow_13_pb2 import ofp_port
+from python.protos.ponsim_pb2 import FlowTable, PonSimFrame, PonSimMetricsRequest
+
+_ = third_party
+log = structlog.get_logger()
+#OpenOltDefaults = {
+#    'support_classes': {
+#        'platform': OpenOltPlatform,
+#        'resource_mgr': OpenOltResourceMgr,
+#        'flow_mgr': OpenOltFlowMgr,
+#        'alarm_mgr': OpenOltAlarmMgr,
+#        'stats_mgr': OpenOltStatisticsMgr,
+#        'bw_mgr': OpenOltBW
+#    }
+#}
+
+
+class OpenoltAdapter(object):
+    name = 'openolt'
+
+    supported_device_types = [
+        DeviceType(
+            id=name,
+            adapter=name,
+            accepts_bulk_flow_update=True,
+            accepts_direct_logical_flows_update=True
+        )
+    ]
+
+    def __init__(self, core_proxy, adapter_proxy, config):
+        self.adapter_agent = adapter_agent
+        self.config = config
+        self.descriptor = Adapter(
+            id=self.name,
+            vendor='OLT white box vendor',
+            version='0.1',
+            config=config
+        )
+        log.debug('openolt.__init__', adapter_agent=adapter_agent)
+        self.devices = dict()  # device_id -> OpenoltDevice()
+        self.interface = registry('main').get_args().interface
+        self.logical_device_id_to_root_device_id = dict()
+        self.num_devices = 0
+