diff --git a/protos/Makefile b/protos/Makefile
index 6a830dc..aa5f8da 100644
--- a/protos/Makefile
+++ b/protos/Makefile
@@ -23,7 +23,7 @@
 GRPC_CPP_PLUGIN = grpc_cpp_plugin
 GRPC_CPP_PLUGIN_PATH ?= `which $(GRPC_CPP_PLUGIN)`
 
-OBJS = openolt.pb.o openolt.grpc.pb.o ./googleapis/gens/google/api/annotations.grpc.pb.o ./googleapis/gens/google/api/annotations.pb.o ./googleapis/gens/google/api/http.pb.o
+OBJS = tech_profile.pb.o tech_profile.grpc.pb.o openolt.pb.o openolt.grpc.pb.o ./googleapis/gens/google/api/annotations.grpc.pb.o ./googleapis/gens/google/api/annotations.pb.o ./googleapis/gens/google/api/http.pb.o
 
 all: googleapis libopenoltapi.a
 
diff --git a/protos/openolt.proto b/protos/openolt.proto
index ddc8f74..9fa9566 100644
--- a/protos/openolt.proto
+++ b/protos/openolt.proto
@@ -15,6 +15,7 @@
 syntax = "proto3";
 package openolt;
 import "google/api/annotations.proto";
+import "tech_profile.proto";
 
 service Openolt {
 
@@ -130,16 +131,30 @@
         };
     }
 
-    rpc CreateTconts(Tconts) returns (Empty) {
+    rpc CreateTrafficSchedulers(tech_profile.TrafficSchedulers) returns (Empty) {
         option (google.api.http) = {
-            post: "/v1/CreateTconts"
+            post: "/v1/CreateTrafficSchedulers"
             body: "*"
         };
     }
 
-    rpc RemoveTconts(Tconts) returns (Empty) {
+    rpc RemoveTrafficSchedulers(tech_profile.TrafficSchedulers) returns (Empty) {
         option (google.api.http) = {
-            post: "/v1/RemoveTconts"
+            post: "/v1/RemoveTrafficSchedulers"
+            body: "*"
+        };
+    }
+
+    rpc CreateTrafficQueues(tech_profile.TrafficQueues) returns (Empty) {
+        option (google.api.http) = {
+            post: "/v1/CreateTrafficQueues"
+            body: "*"
+        };
+    }
+
+    rpc RemoveTrafficQueues(tech_profile.TrafficQueues) returns (Empty) {
+        option (google.api.http) = {
+            post: "/v1/RemoveTrafficQueues"
             body: "*"
         };
     }
@@ -247,6 +262,7 @@
     fixed32 intf_id = 1;
     fixed32 onu_id = 2;
     fixed32 port_no = 4;
+    fixed32 gemport_id = 5;
     bytes pkt = 3;
 }
 
@@ -464,93 +480,5 @@
     fixed32 onu_id = 2;
 }
 
-enum Direction {
-    UPSTREAM = 0;
-    DOWNSTREAM = 1;
-    BIDIRECTIONAL = 2;
-}
-
-enum SchedulingPolicy {
-    WRR = 0;
-    StrictPriority = 1;
-    Hybrid = 2;
-}
-
-enum AdditionalBW {
-    AdditionalBW_None = 0;
-    AdditionalBW_NA = 1;
-    AdditionalBW_BestEffort = 2;
-    AdditionalBW_Auto = 3;
-}
-
-enum DiscardPolicy {
-    TailDrop = 0;
-    WTailDrop = 1;
-    Red = 2;
-    WRed = 3;
-}
-
-enum InferredAdditionBWIndication {
-    InferredAdditionBWIndication_None = 0;
-    InferredAdditionBWIndication_Assured = 1;
-    InferredAdditionBWIndication_BestEffort = 2;
-}
-
-message Scheduler {
-    Direction direction = 1;
-    AdditionalBW additional_bw = 2; // Valid on for “direction == Upstream”.
-    fixed32 priority = 3;
-    fixed32 weight = 4;
-    SchedulingPolicy sched_policy = 5;
-}
-
-message TrafficShapingInfo {
-    fixed32 cir = 1;
-    fixed32 cbs = 2;
-    fixed32 pir = 3;
-    fixed32 pbs = 4;
-    fixed32 gir = 5; // only if “direction == Upstream ”
-    InferredAdditionBWIndication add_bw_ind = 6; // only if “direction == Upstream”
-}
-
-message Tcont {
-    Direction direction = 1;
-    fixed32 alloc_id = 2; // valid only if “direction == Upstream ”
-    Scheduler scheduler = 3;
-    TrafficShapingInfo traffic_shaping_info = 4;
-}
-
-message Tconts {
-    fixed32 intf_id = 1;
-    fixed32 onu_id = 2;
-    fixed32 uni_id = 4;
-    fixed32 port_no = 5;
-    repeated Tcont tconts = 3;
-}
-
-message TailDropDiscardConfig {
-    fixed32 queue_size = 1;
-}
-
-message RedDiscardConfig {
-    fixed32 min_threshold = 1;
-    fixed32 max_threshold = 2;
-    fixed32 max_probability = 3;
-}
-
-message WRedDiscardConfig {
-    RedDiscardConfig green = 1;
-    RedDiscardConfig yellow = 2;
-    RedDiscardConfig red = 3;
-}
-
-message DiscardConfig {
-    DiscardPolicy discard_policy = 1;
-    oneof discard_config {
-        TailDropDiscardConfig tail_drop_discard_config = 2;
-        RedDiscardConfig red_discard_config = 3;
-        WRedDiscardConfig wred_discard_config = 4;
-    }
-}
-
 message Empty {}
+
diff --git a/protos/tech_profile.proto b/protos/tech_profile.proto
new file mode 100644
index 0000000..1b98e2d
--- /dev/null
+++ b/protos/tech_profile.proto
@@ -0,0 +1,126 @@
+// Copyright (c) 2018 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.
+
+syntax = "proto3";
+package tech_profile;
+import "google/api/annotations.proto";
+
+enum Direction {
+    UPSTREAM = 0;
+    DOWNSTREAM = 1;
+    BIDIRECTIONAL = 2;
+}
+
+enum SchedulingPolicy {
+    WRR = 0;
+    StrictPriority = 1;
+    Hybrid = 2;
+}
+
+enum AdditionalBW {
+    AdditionalBW_None = 0;
+    AdditionalBW_NA = 1;
+    AdditionalBW_BestEffort = 2;
+    AdditionalBW_Auto = 3;
+}
+
+enum DiscardPolicy {
+    TailDrop = 0;
+    WTailDrop = 1;
+    Red = 2;
+    WRed = 3;
+}
+
+enum InferredAdditionBWIndication {
+    InferredAdditionBWIndication_None = 0;
+    InferredAdditionBWIndication_Assured = 1;
+    InferredAdditionBWIndication_BestEffort = 2;
+}
+
+message SchedulerConfig {
+    Direction direction = 1;
+    AdditionalBW additional_bw = 2; // Valid on for “direction == Upstream”.
+    fixed32 priority = 3;
+    fixed32 weight = 4;
+    SchedulingPolicy sched_policy = 5;
+}
+
+message TrafficShapingInfo {
+    fixed32 cir = 1;
+    fixed32 cbs = 2;
+    fixed32 pir = 3;
+    fixed32 pbs = 4;
+    fixed32 gir = 5; // only if “direction == Upstream ”
+    InferredAdditionBWIndication add_bw_ind = 6; // only if “direction == Upstream”
+}
+
+message TrafficScheduler {
+    Direction direction = 1;
+    fixed32 alloc_id = 2; // valid only if “direction == Upstream ”
+    SchedulerConfig scheduler = 3;
+    TrafficShapingInfo traffic_shaping_info = 4;
+}
+
+message TrafficSchedulers {
+    fixed32 intf_id = 1;
+    fixed32 onu_id = 2;
+    fixed32 uni_id = 4;
+    fixed32 port_no = 5;
+    repeated TrafficScheduler traffic_scheds = 3;
+}
+
+message TailDropDiscardConfig {
+    fixed32 queue_size = 1;
+}
+
+message RedDiscardConfig {
+    fixed32 min_threshold = 1;
+    fixed32 max_threshold = 2;
+    fixed32 max_probability = 3;
+}
+
+message WRedDiscardConfig {
+    RedDiscardConfig green = 1;
+    RedDiscardConfig yellow = 2;
+    RedDiscardConfig red = 3;
+}
+
+message DiscardConfig {
+    DiscardPolicy discard_policy = 1;
+    oneof discard_config {
+        TailDropDiscardConfig tail_drop_discard_config = 2;
+        RedDiscardConfig red_discard_config = 3;
+        WRedDiscardConfig wred_discard_config = 4;
+    }
+}
+
+message TrafficQueue {
+    Direction direction = 1;
+    fixed32 gemport_id = 2;
+    string pbit_map = 3;
+    bool aes_encryption = 4;
+    SchedulingPolicy sched_policy = 5;
+    fixed32 priority = 6;
+    fixed32 weight = 7;
+    DiscardPolicy discard_policy = 8;
+    DiscardConfig discard_config = 9;
+}
+
+message TrafficQueues {
+    fixed32 intf_id = 1;
+    fixed32 onu_id = 2;
+    fixed32 uni_id = 4;
+    fixed32 port_no = 5;
+    repeated TrafficQueue traffic_queues = 6;
+}