diff --git a/coretk/coretk/coreclient.py b/coretk/coretk/coreclient.py
index bff47501..776e1750 100644
--- a/coretk/coretk/coreclient.py
+++ b/coretk/coretk/coreclient.py
@@ -242,27 +242,17 @@ class CoreClient:
                 mapped_config = response.configs[_id]
                 self.wlan_configs[_id] = mapped_config.config
 
-            # save and retrieve data, needed for session nodes
-            for node in session.nodes:
-                # get node service config and file config
-                # retrieve service configurations data for default nodes
-                if node.type == core_pb2.NodeType.DEFAULT:
-                    for service in node.services:
-                        response = self.client.get_node_service(
-                            self.session_id, node.id, service
-                        )
-                        if node.id not in self.service_configs:
-                            self.service_configs[node.id] = {}
-                        self.service_configs[node.id][service] = response.service
-                        for file in response.service.configs:
-                            response = self.client.get_node_service_file(
-                                self.session_id, node.id, service, file
-                            )
-                            if node.id not in self.file_configs:
-                                self.file_configs[node.id] = {}
-                            if service not in self.file_configs[node.id]:
-                                self.file_configs[node.id][service] = {}
-                            self.file_configs[node.id][service][file] = response.data
+            # get service configurations
+            response = self.client.get_node_service_configs(self.session_id)
+            for config in response.configs:
+                service_configs = self.service_configs.setdefault(config.node_id, {})
+                service_configs[config.service] = config.data
+                logging.info("service file configs: %s", config.files)
+                for file_name in config.files:
+                    file_configs = self.file_configs.setdefault(config.node_id, {})
+                    files = file_configs.setdefault(config.service, {})
+                    data = config.files[file_name]
+                    files[file_name] = data
 
             # draw session
             self.app.canvas.reset_and_redraw(session)
diff --git a/coretk/coretk/dialogs/serviceconfiguration.py b/coretk/coretk/dialogs/serviceconfiguration.py
index 03c74ab2..a53c2aa1 100644
--- a/coretk/coretk/dialogs/serviceconfiguration.py
+++ b/coretk/coretk/dialogs/serviceconfiguration.py
@@ -323,7 +323,7 @@ class ServiceConfiguration(Dialog):
         button = ttk.Button(frame, text="Apply", command=self.click_apply)
         button.grid(row=0, column=0, sticky="ew", padx=PADX)
         button = ttk.Button(
-            frame, text="Dafults", command=self.click_defaults, state="disabled"
+            frame, text="Defaults", command=self.click_defaults, state="disabled"
         )
         button.grid(row=0, column=1, sticky="ew", padx=PADX)
         button = ttk.Button(
diff --git a/daemon/core/api/grpc/client.py b/daemon/core/api/grpc/client.py
index 7887d5e8..fbafbb44 100644
--- a/daemon/core/api/grpc/client.py
+++ b/daemon/core/api/grpc/client.py
@@ -378,16 +378,17 @@ class CoreGrpcClient:
         )
         return self.stub.AddSessionServer(request)
 
-    def events(self, session_id, handler):
+    def events(self, session_id, handler, events=None):
         """
         Listen for session events.
 
         :param int session_id: id of session
-        :param handler: handler for every event
+        :param handler: handler for received events
+        :param list events: events to listen to, defaults to all
         :return: nothing
         :raises grpc.RpcError: when session doesn't exist
         """
-        request = core_pb2.EventsRequest(session_id=session_id)
+        request = core_pb2.EventsRequest(session_id=session_id, events=events)
         stream = self.stub.Events(request)
         start_streamer(stream, handler)
 
@@ -730,6 +731,18 @@ class CoreGrpcClient:
         )
         return self.stub.SetServiceDefaults(request)
 
+    def get_node_service_configs(self, session_id):
+        """
+        Get service data for a node.
+
+        :param int session_id: session id
+        :return: response with all node service configs
+        :rtype: core_pb2.GetNodeServiceConfigsResponse
+        :raises grpc.RpcError: when session doesn't exist
+        """
+        request = core_pb2.GetNodeServiceConfigsRequest(session_id=session_id)
+        return self.stub.GetNodeServiceConfigs(request)
+
     def get_node_service(self, session_id, node_id, service):
         """
         Get service data for a node.
diff --git a/daemon/core/api/grpc/events.py b/daemon/core/api/grpc/events.py
new file mode 100644
index 00000000..d7a3094e
--- /dev/null
+++ b/daemon/core/api/grpc/events.py
@@ -0,0 +1,268 @@
+import logging
+from queue import Empty, Queue
+
+from core.api.grpc import core_pb2
+from core.api.grpc.grpcutils import convert_value
+from core.emulator.data import (
+    ConfigData,
+    EventData,
+    ExceptionData,
+    FileData,
+    LinkData,
+    NodeData,
+)
+
+
+def handle_node_event(event):
+    """
+    Handle node event when there is a node event
+
+    :param core.emulator.data.NodeData event: node data
+    :return: node event that contains node id, name, model, position, and services
+    :rtype: core.api.grpc.core_pb2.NodeEvent
+    """
+    position = core_pb2.Position(x=event.x_position, y=event.y_position)
+    services = event.services or ""
+    services = services.split("|")
+    node_proto = core_pb2.Node(
+        id=event.id,
+        name=event.name,
+        model=event.model,
+        position=position,
+        services=services,
+    )
+    return core_pb2.NodeEvent(node=node_proto, source=event.source)
+
+
+def handle_link_event(event):
+    """
+    Handle link event when there is a link event
+
+    :param core.emulator.data.LinkData event: link data
+    :return: link event that has message type and link information
+    :rtype: core.api.grpc.core_pb2.LinkEvent
+    """
+    interface_one = None
+    if event.interface1_id is not None:
+        interface_one = core_pb2.Interface(
+            id=event.interface1_id,
+            name=event.interface1_name,
+            mac=convert_value(event.interface1_mac),
+            ip4=convert_value(event.interface1_ip4),
+            ip4mask=event.interface1_ip4_mask,
+            ip6=convert_value(event.interface1_ip6),
+            ip6mask=event.interface1_ip6_mask,
+        )
+
+    interface_two = None
+    if event.interface2_id is not None:
+        interface_two = core_pb2.Interface(
+            id=event.interface2_id,
+            name=event.interface2_name,
+            mac=convert_value(event.interface2_mac),
+            ip4=convert_value(event.interface2_ip4),
+            ip4mask=event.interface2_ip4_mask,
+            ip6=convert_value(event.interface2_ip6),
+            ip6mask=event.interface2_ip6_mask,
+        )
+
+    options = core_pb2.LinkOptions(
+        opaque=event.opaque,
+        jitter=event.jitter,
+        key=event.key,
+        mburst=event.mburst,
+        mer=event.mer,
+        per=event.per,
+        bandwidth=event.bandwidth,
+        burst=event.burst,
+        delay=event.delay,
+        dup=event.dup,
+        unidirectional=event.unidirectional,
+    )
+    link = core_pb2.Link(
+        type=event.link_type,
+        node_one_id=event.node1_id,
+        node_two_id=event.node2_id,
+        interface_one=interface_one,
+        interface_two=interface_two,
+        options=options,
+    )
+    return core_pb2.LinkEvent(message_type=event.message_type, link=link)
+
+
+def handle_session_event(event):
+    """
+    Handle session event when there is a session event
+
+    :param core.emulator.data.EventData event: event data
+    :return: session event
+    :rtype: core.api.grpc.core_pb2.SessionEvent
+    """
+    event_time = event.time
+    if event_time is not None:
+        event_time = float(event_time)
+    return core_pb2.SessionEvent(
+        node_id=event.node,
+        event=event.event_type,
+        name=event.name,
+        data=event.data,
+        time=event_time,
+        session_id=event.session,
+    )
+
+
+def handle_config_event(event):
+    """
+    Handle configuration event when there is configuration event
+
+    :param core.emulator.data.ConfigData event: configuration data
+    :return: configuration event
+    :rtype: core.api.grpc.core_pb2.ConfigEvent
+    """
+    session_id = None
+    if event.session is not None:
+        session_id = int(event.session)
+    return core_pb2.ConfigEvent(
+        message_type=event.message_type,
+        node_id=event.node,
+        object=event.object,
+        type=event.type,
+        captions=event.captions,
+        bitmap=event.bitmap,
+        data_values=event.data_values,
+        possible_values=event.possible_values,
+        groups=event.groups,
+        session_id=session_id,
+        interface=event.interface_number,
+        network_id=event.network_id,
+        opaque=event.opaque,
+        data_types=event.data_types,
+    )
+
+
+def handle_exception_event(event):
+    """
+    Handle exception event when there is exception event
+
+    :param core.emulator.data.ExceptionData event: exception data
+    :return: exception event
+    :rtype: core.api.grpc.core_pb2.ExceptionEvent
+    """
+    return core_pb2.ExceptionEvent(
+        node_id=event.node,
+        session_id=int(event.session),
+        level=event.level,
+        source=event.source,
+        date=event.date,
+        text=event.text,
+        opaque=event.opaque,
+    )
+
+
+def handle_file_event(event):
+    """
+    Handle file event
+
+    :param core.emulator.data.FileData event: file data
+    :return: file event
+    :rtype: core.api.grpc.core_pb2.FileEvent
+    """
+    return core_pb2.FileEvent(
+        message_type=event.message_type,
+        node_id=event.node,
+        name=event.name,
+        mode=event.mode,
+        number=event.number,
+        type=event.type,
+        source=event.source,
+        session_id=event.session,
+        data=event.data,
+        compressed_data=event.compressed_data,
+    )
+
+
+class EventStreamer:
+    """
+    Processes session events to generate grpc events.
+    """
+
+    def __init__(self, session, event_types):
+        """
+        Create a EventStreamer instance.
+
+        :param core.emulator.session.Session session: session to process events for
+        :param set event_types: types of events to process
+        """
+        self.session = session
+        self.event_types = event_types
+        self.queue = Queue()
+        self.add_handlers()
+
+    def add_handlers(self):
+        """
+        Add a session event handler for desired event types.
+
+        :return: nothing
+        """
+        if core_pb2.EventType.NODE in self.event_types:
+            self.session.node_handlers.append(self.queue.put)
+        if core_pb2.EventType.LINK in self.event_types:
+            self.session.link_handlers.append(self.queue.put)
+        if core_pb2.EventType.CONFIG in self.event_types:
+            self.session.config_handlers.append(self.queue.put)
+        if core_pb2.EventType.FILE in self.event_types:
+            self.session.file_handlers.append(self.queue.put)
+        if core_pb2.EventType.EXCEPTION in self.event_types:
+            self.session.exception_handlers.append(self.queue.put)
+        if core_pb2.EventType.SESSION in self.event_types:
+            self.session.event_handlers.append(self.queue.put)
+
+    def process(self):
+        """
+        Process the next event in the queue.
+
+        :return: grpc event, or None when invalid event or queue timeout
+        :rtype: core.api.grpc.core_pb2.Event
+        """
+        event = core_pb2.Event()
+        try:
+            data = self.queue.get(timeout=1)
+            if isinstance(data, NodeData):
+                event.node_event.CopyFrom(handle_node_event(data))
+            elif isinstance(data, LinkData):
+                event.link_event.CopyFrom(handle_link_event(data))
+            elif isinstance(data, EventData):
+                event.session_event.CopyFrom(handle_session_event(data))
+            elif isinstance(data, ConfigData):
+                event.config_event.CopyFrom(handle_config_event(data))
+                # TODO: remove when config events are fixed
+                event.config_event.session_id = self.session.id
+            elif isinstance(data, ExceptionData):
+                event.exception_event.CopyFrom(handle_exception_event(data))
+            elif isinstance(data, FileData):
+                event.file_event.CopyFrom(handle_file_event(data))
+            else:
+                logging.error("unknown event: %s", data)
+                event = None
+        except Empty:
+            event = None
+        return event
+
+    def remove_handlers(self):
+        """
+        Remove session event handlers for events being watched.
+
+        :return: nothing
+        """
+        if core_pb2.EventType.NODE in self.event_types:
+            self.session.node_handlers.remove(self.queue.put)
+        if core_pb2.EventType.LINK in self.event_types:
+            self.session.link_handlers.remove(self.queue.put)
+        if core_pb2.EventType.CONFIG in self.event_types:
+            self.session.config_handlers.remove(self.queue.put)
+        if core_pb2.EventType.FILE in self.event_types:
+            self.session.file_handlers.remove(self.queue.put)
+        if core_pb2.EventType.EXCEPTION in self.event_types:
+            self.session.exception_handlers.remove(self.queue.put)
+        if core_pb2.EventType.SESSION in self.event_types:
+            self.session.event_handlers.remove(self.queue.put)
diff --git a/daemon/core/api/grpc/grpcutils.py b/daemon/core/api/grpc/grpcutils.py
index 7df86a18..4ea752fd 100644
--- a/daemon/core/api/grpc/grpcutils.py
+++ b/daemon/core/api/grpc/grpcutils.py
@@ -352,3 +352,25 @@ def service_configuration(session, config):
     service.startup = tuple(config.startup)
     service.validate = tuple(config.validate)
     service.shutdown = tuple(config.shutdown)
+
+
+def get_service_configuration(service):
+    """
+    Convenience for converting a service to service data proto.
+
+    :param service: service to get proto data for
+    :return: service proto data
+    :rtype: core.api.grpc.core_pb2.NodeServiceData
+    """
+    return core_pb2.NodeServiceData(
+        executables=service.executables,
+        dependencies=service.dependencies,
+        dirs=service.dirs,
+        configs=service.configs,
+        startup=service.startup,
+        validate=service.validate,
+        validation_mode=service.validation_mode.value,
+        validation_timer=service.validation_timer,
+        shutdown=service.shutdown,
+        meta=service.meta,
+    )
diff --git a/daemon/core/api/grpc/server.py b/daemon/core/api/grpc/server.py
index e552e1a4..1ada5267 100644
--- a/daemon/core/api/grpc/server.py
+++ b/daemon/core/api/grpc/server.py
@@ -5,27 +5,19 @@ import re
 import tempfile
 import time
 from concurrent import futures
-from queue import Empty, Queue
 
 import grpc
 
 from core.api.grpc import core_pb2, core_pb2_grpc, grpcutils
+from core.api.grpc.events import EventStreamer
 from core.api.grpc.grpcutils import (
-    convert_value,
     get_config_options,
     get_emane_model_id,
     get_links,
     get_net_stats,
 )
 from core.emane.nodes import EmaneNet
-from core.emulator.data import (
-    ConfigData,
-    EventData,
-    ExceptionData,
-    FileData,
-    LinkData,
-    NodeData,
-)
+from core.emulator.data import LinkData
 from core.emulator.emudata import LinkOptions, NodeOptions
 from core.emulator.enumerations import EventTypes, LinkTypes, MessageFlags
 from core.errors import CoreCommandError, CoreError
@@ -439,210 +431,19 @@ class CoreGrpcServer(core_pb2_grpc.CoreApiServicer):
 
     def Events(self, request, context):
         session = self.get_session(request.session_id, context)
-        queue = Queue()
-        session.node_handlers.append(queue.put)
-        session.link_handlers.append(queue.put)
-        session.config_handlers.append(queue.put)
-        session.file_handlers.append(queue.put)
-        session.exception_handlers.append(queue.put)
-        session.event_handlers.append(queue.put)
+        event_types = set(request.events)
+        if not event_types:
+            event_types = set(core_pb2.EventType.Enum.values())
 
+        streamer = EventStreamer(session, event_types)
         while self._is_running(context):
-            event = core_pb2.Event()
-            try:
-                data = queue.get(timeout=1)
-                if isinstance(data, NodeData):
-                    event.node_event.CopyFrom(self._handle_node_event(data))
-                elif isinstance(data, LinkData):
-                    event.link_event.CopyFrom(self._handle_link_event(data))
-                elif isinstance(data, EventData):
-                    event.session_event.CopyFrom(self._handle_session_event(data))
-                elif isinstance(data, ConfigData):
-                    event.config_event.CopyFrom(self._handle_config_event(data))
-                    # TODO: remove when config events are fixed
-                    event.config_event.session_id = session.id
-                elif isinstance(data, ExceptionData):
-                    event.exception_event.CopyFrom(self._handle_exception_event(data))
-                elif isinstance(data, FileData):
-                    event.file_event.CopyFrom(self._handle_file_event(data))
-                else:
-                    logging.error("unknown event: %s", data)
-                    continue
-
+            event = streamer.process()
+            if event:
                 yield event
-            except Empty:
-                continue
 
-        session.node_handlers.remove(queue.put)
-        session.link_handlers.remove(queue.put)
-        session.config_handlers.remove(queue.put)
-        session.file_handlers.remove(queue.put)
-        session.exception_handlers.remove(queue.put)
-        session.event_handlers.remove(queue.put)
+        streamer.remove_handlers()
         self._cancel_stream(context)
 
-    def _handle_node_event(self, event):
-        """
-        Handle node event when there is a node event
-
-        :param core.emulator.data.NodeData event: node data
-        :return: node event that contains node id, name, model, position, and services
-        :rtype: core.api.grpc.core_pb2.NodeEvent
-        """
-        position = core_pb2.Position(x=event.x_position, y=event.y_position)
-        services = event.services or ""
-        services = services.split("|")
-        node_proto = core_pb2.Node(
-            id=event.id,
-            name=event.name,
-            model=event.model,
-            position=position,
-            services=services,
-        )
-        return core_pb2.NodeEvent(node=node_proto, source=event.source)
-
-    def _handle_link_event(self, event):
-        """
-        Handle link event when there is a link event
-
-        :param core.emulator.data.LinkData event: link data
-        :return: link event that has message type and link information
-        :rtype: core.api.grpc.core_pb2.LinkEvent
-        """
-        interface_one = None
-        if event.interface1_id is not None:
-            interface_one = core_pb2.Interface(
-                id=event.interface1_id,
-                name=event.interface1_name,
-                mac=convert_value(event.interface1_mac),
-                ip4=convert_value(event.interface1_ip4),
-                ip4mask=event.interface1_ip4_mask,
-                ip6=convert_value(event.interface1_ip6),
-                ip6mask=event.interface1_ip6_mask,
-            )
-
-        interface_two = None
-        if event.interface2_id is not None:
-            interface_two = core_pb2.Interface(
-                id=event.interface2_id,
-                name=event.interface2_name,
-                mac=convert_value(event.interface2_mac),
-                ip4=convert_value(event.interface2_ip4),
-                ip4mask=event.interface2_ip4_mask,
-                ip6=convert_value(event.interface2_ip6),
-                ip6mask=event.interface2_ip6_mask,
-            )
-
-        options = core_pb2.LinkOptions(
-            opaque=event.opaque,
-            jitter=event.jitter,
-            key=event.key,
-            mburst=event.mburst,
-            mer=event.mer,
-            per=event.per,
-            bandwidth=event.bandwidth,
-            burst=event.burst,
-            delay=event.delay,
-            dup=event.dup,
-            unidirectional=event.unidirectional,
-        )
-        link = core_pb2.Link(
-            type=event.link_type,
-            node_one_id=event.node1_id,
-            node_two_id=event.node2_id,
-            interface_one=interface_one,
-            interface_two=interface_two,
-            options=options,
-        )
-        return core_pb2.LinkEvent(message_type=event.message_type, link=link)
-
-    def _handle_session_event(self, event):
-        """
-        Handle session event when there is a session event
-
-        :param core.emulator.data.EventData event: event data
-        :return: session event
-        :rtype: core.api.grpc.core_pb2.SessionEvent
-        """
-        event_time = event.time
-        if event_time is not None:
-            event_time = float(event_time)
-        return core_pb2.SessionEvent(
-            node_id=event.node,
-            event=event.event_type,
-            name=event.name,
-            data=event.data,
-            time=event_time,
-            session_id=event.session,
-        )
-
-    def _handle_config_event(self, event):
-        """
-        Handle configuration event when there is configuration event
-
-        :param core.emulator.data.ConfigData event: configuration data
-        :return: configuration event
-        :rtype: core.api.grpc.core_pb2.ConfigEvent
-        """
-        session_id = None
-        if event.session is not None:
-            session_id = int(event.session)
-        return core_pb2.ConfigEvent(
-            message_type=event.message_type,
-            node_id=event.node,
-            object=event.object,
-            type=event.type,
-            captions=event.captions,
-            bitmap=event.bitmap,
-            data_values=event.data_values,
-            possible_values=event.possible_values,
-            groups=event.groups,
-            session_id=session_id,
-            interface=event.interface_number,
-            network_id=event.network_id,
-            opaque=event.opaque,
-            data_types=event.data_types,
-        )
-
-    def _handle_exception_event(self, event):
-        """
-        Handle exception event when there is exception event
-
-        :param core.emulator.data.ExceptionData event: exception data
-        :return: exception event
-        :rtype: core.api.grpc.core_pb2.ExceptionEvent
-        """
-        return core_pb2.ExceptionEvent(
-            node_id=event.node,
-            session_id=int(event.session),
-            level=event.level,
-            source=event.source,
-            date=event.date,
-            text=event.text,
-            opaque=event.opaque,
-        )
-
-    def _handle_file_event(self, event):
-        """
-        Handle file event
-
-        :param core.emulator.data.FileData event: file data
-        :return: file event
-        :rtype: core.api.grpc.core_pb2.FileEvent
-        """
-        return core_pb2.FileEvent(
-            message_type=event.message_type,
-            node_id=event.node,
-            name=event.name,
-            mode=event.mode,
-            number=event.number,
-            type=event.type,
-            source=event.source,
-            session_id=event.session,
-            data=event.data,
-            compressed_data=event.compressed_data,
-        )
-
     def Throughputs(self, request, context):
         """
         Calculate average throughput after every certain amount of delay time
@@ -1116,6 +917,32 @@ class CoreGrpcServer(core_pb2_grpc.CoreApiServicer):
             ] = service_defaults.services
         return core_pb2.SetServiceDefaultsResponse(result=True)
 
+    def GetNodeServiceConfigs(self, request, context):
+        """
+        Retrieve all node service configurations.
+
+        :param core.api.grpc.core_pb2.GetNodeServiceConfigsRequest request:
+            get-node-service request
+        :param grpc.ServicerContext context: context object
+        :return: all node service configs response
+        :rtype: core.api.grpc.core_pb2.GetNodeServiceConfigsResponse
+        """
+        logging.debug("get node service configs: %s", request)
+        session = self.get_session(request.session_id, context)
+        configs = []
+        for node_id, service_configs in session.services.custom_services.items():
+            for name in service_configs:
+                service = session.services.get_service(node_id, name)
+                service_proto = grpcutils.get_service_configuration(service)
+                config = core_pb2.GetNodeServiceConfigsResponse.ServiceConfig(
+                    node_id=node_id,
+                    service=name,
+                    data=service_proto,
+                    files=service.config_data,
+                )
+                configs.append(config)
+        return core_pb2.GetNodeServiceConfigsResponse(configs=configs)
+
     def GetNodeService(self, request, context):
         """
         Retrieve a requested service from a node
@@ -1131,18 +958,7 @@ class CoreGrpcServer(core_pb2_grpc.CoreApiServicer):
         service = session.services.get_service(
             request.node_id, request.service, default_service=True
         )
-        service_proto = core_pb2.NodeServiceData(
-            executables=service.executables,
-            dependencies=service.dependencies,
-            dirs=service.dirs,
-            configs=service.configs,
-            startup=service.startup,
-            validate=service.validate,
-            validation_mode=service.validation_mode.value,
-            validation_timer=service.validation_timer,
-            shutdown=service.shutdown,
-            meta=service.meta,
-        )
+        service_proto = grpcutils.get_service_configuration(service)
         return core_pb2.GetNodeServiceResponse(service=service_proto)
 
     def GetNodeServiceFile(self, request, context):
diff --git a/daemon/core/services/coreservices.py b/daemon/core/services/coreservices.py
index b51eb715..684ccbb9 100644
--- a/daemon/core/services/coreservices.py
+++ b/daemon/core/services/coreservices.py
@@ -461,8 +461,8 @@ class CoreServices:
         :param core.netns.vnode.LxcNode node: node to start services on
         :return: nothing
         """
-        funcs = []
         boot_paths = ServiceDependencies(node.services).boot_paths()
+        funcs = []
         for boot_path in boot_paths:
             args = (node, boot_path)
             funcs.append((self._start_boot_paths, args, {}))
@@ -484,6 +484,7 @@ class CoreServices:
             " -> ".join([x.name for x in boot_path]),
         )
         for service in boot_path:
+            service = self.get_service(node.id, service.name, default_service=True)
             try:
                 self.boot_service(node, service)
             except Exception:
@@ -744,7 +745,9 @@ class CoreServices:
             config_files = service.get_configs(node)
 
         for file_name in config_files:
-            logging.debug("generating service config: %s", file_name)
+            logging.debug(
+                "generating service config custom(%s): %s", service.custom, file_name
+            )
             if service.custom:
                 cfg = service.config_data.get(file_name)
                 if cfg is None:
diff --git a/daemon/proto/core/api/grpc/core.proto b/daemon/proto/core/api/grpc/core.proto
index 5f6a964b..b0a6c0d6 100644
--- a/daemon/proto/core/api/grpc/core.proto
+++ b/daemon/proto/core/api/grpc/core.proto
@@ -89,6 +89,8 @@ service CoreApi {
     }
     rpc SetServiceDefaults (SetServiceDefaultsRequest) returns (SetServiceDefaultsResponse) {
     }
+    rpc GetNodeServiceConfigs (GetNodeServiceConfigsRequest) returns (GetNodeServiceConfigsResponse) {
+    }
     rpc GetNodeService (GetNodeServiceRequest) returns (GetNodeServiceResponse) {
     }
     rpc GetNodeServiceFile (GetNodeServiceFileRequest) returns (GetNodeServiceFileResponse) {
@@ -266,6 +268,7 @@ message AddSessionServerResponse {
 
 message EventsRequest {
     int32 session_id = 1;
+    repeated EventType.Enum events = 2;
 }
 
 message ThroughputsRequest {
@@ -537,6 +540,20 @@ message SetServiceDefaultsResponse {
     bool result = 1;
 }
 
+message GetNodeServiceConfigsRequest {
+    int32 session_id = 1;
+}
+
+message GetNodeServiceConfigsResponse {
+    message ServiceConfig {
+        int32 node_id = 1;
+        string service = 2;
+        NodeServiceData data = 3;
+        map<string, string> files = 4;
+    }
+    repeated ServiceConfig configs = 1;
+}
+
 message GetNodeServiceRequest {
     int32 session_id = 1;
     int32 node_id = 2;
@@ -742,6 +759,17 @@ message ServiceFileConfig {
     string data = 4;
 }
 
+message EventType {
+    enum Enum {
+        SESSION = 0;
+        NODE = 1;
+        LINK = 2;
+        CONFIG = 3;
+        EXCEPTION = 4;
+        FILE = 5;
+    }
+}
+
 message MessageType {
     enum Enum {
         NONE = 0;
diff --git a/daemon/tests/test_grpc.py b/daemon/tests/test_grpc.py
index d4df63d7..796febf7 100644
--- a/daemon/tests/test_grpc.py
+++ b/daemon/tests/test_grpc.py
@@ -878,6 +878,24 @@ class TestGrpc:
         assert response.result is True
         assert session.services.default_services[node_type] == services
 
+    def test_get_node_service_configs(self, grpc_server):
+        # given
+        client = CoreGrpcClient()
+        session = grpc_server.coreemu.create_session()
+        node = session.add_node()
+        service_name = "DefaultRoute"
+        session.services.set_service(node.id, service_name)
+
+        # then
+        with client.context_connect():
+            response = client.get_node_service_configs(session.id)
+
+        # then
+        assert len(response.configs) == 1
+        service_config = response.configs[0]
+        assert service_config.node_id == node.id
+        assert service_config.service == service_name
+
     def test_get_node_service(self, grpc_server):
         # given
         client = CoreGrpcClient()