diff --git a/vendor/github.com/opencord/voltha-lib-go/v4/pkg/techprofile/config.go b/vendor/github.com/opencord/voltha-lib-go/v4/pkg/techprofile/config.go
new file mode 100644
index 0000000..438ea4a
--- /dev/null
+++ b/vendor/github.com/opencord/voltha-lib-go/v4/pkg/techprofile/config.go
@@ -0,0 +1,139 @@
+/*
+ * Copyright 2019-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 techprofile
+
+import (
+	"fmt"
+	"github.com/opencord/voltha-lib-go/v4/pkg/db"
+	"time"
+)
+
+// tech profile default constants
+const (
+	defaultTechProfileName        = "Default_1tcont_1gem_Profile"
+	DEFAULT_TECH_PROFILE_TABLE_ID = 64
+	defaultVersion                = 1.0
+	defaultLogLevel               = 0
+	defaultGemportsCount          = 1
+	defaultPbits                  = "0b11111111"
+
+	defaultKVStoreTimeout = 5 * time.Second //in seconds
+
+	// Tech profile path prefix in kv store (for the TP template)
+	// NOTE that this hardcoded to service/voltha as the TP template is shared across stacks
+	defaultTpKvPathPrefix = "service/voltha/technology_profiles"
+
+	// Tech profile path prefix in kv store (for TP instances)
+	defaultKVPathPrefix = "%s/technology_profiles"
+
+	// Tech profile path in kv store
+	defaultTechProfileKVPath = "%s/%d" // <technology>/<tech_profile_tableID>
+
+	// Tech profile instance path in kv store
+	// Format: <technology>/<tech_profile_tableID>/<uni_port_name>
+	defaultTPInstanceKVPath = "%s/%d/%s"
+)
+
+//Tech-Profile JSON String Keys
+// NOTE: Tech profile templeate JSON file should comply with below keys
+const (
+	NAME                               = "name"
+	PROFILE_TYPE                       = "profile_type"
+	VERSION                            = "version"
+	NUM_GEM_PORTS                      = "num_gem_ports"
+	INSTANCE_CONTROL                   = "instance_control"
+	US_SCHEDULER                       = "us_scheduler"
+	DS_SCHEDULER                       = "ds_scheduler"
+	UPSTREAM_GEM_PORT_ATTRIBUTE_LIST   = "upstream_gem_port_attribute_list"
+	DOWNSTREAM_GEM_PORT_ATTRIBUTE_LIST = "downstream_gem_port_attribute_list"
+	ONU                                = "onu"
+	UNI                                = "uni"
+	MAX_GEM_PAYLOAD_SIZE               = "max_gem_payload_size"
+	DIRECTION                          = "direction"
+	ADDITIONAL_BW                      = "additional_bw"
+	PRIORITY                           = "priority"
+	Q_SCHED_POLICY                     = "q_sched_policy"
+	WEIGHT                             = "weight"
+	PBIT_MAP                           = "pbit_map"
+	DISCARD_CONFIG                     = "discard_config"
+	MAX_THRESHOLD                      = "max_threshold"
+	MIN_THRESHOLD                      = "min_threshold"
+	MAX_PROBABILITY                    = "max_probability"
+	DISCARD_POLICY                     = "discard_policy"
+	PRIORITY_Q                         = "priority_q"
+	SCHEDULING_POLICY                  = "scheduling_policy"
+	MAX_Q_SIZE                         = "max_q_size"
+	AES_ENCRYPTION                     = "aes_encryption"
+	// String Keys for EPON
+	EPON_ATTRIBUTE              = "epon_attribute"
+	PACKAGE_TYPE                = "package_type"
+	TRAFFIC_TYPE                = "traffic type"
+	UNSOLICITED_GRANT_SIZE      = "unsolicited_grant_size"
+	NOMINAL_INTERVAL            = "nominal_interval"
+	TOLERATED_POLL_JITTER       = "tolerated_poll_jitter"
+	REQUEST_TRANSMISSION_POLICY = "request_transmission_policy"
+	NUM_Q_SETS                  = "num_q_sets"
+	Q_THRESHOLDS                = "q_thresholds"
+	Q_THRESHOLD1                = "q_threshold1"
+	Q_THRESHOLD2                = "q_threshold2"
+	Q_THRESHOLD3                = "q_threshold3"
+	Q_THRESHOLD4                = "q_threshold4"
+	Q_THRESHOLD5                = "q_threshold5"
+	Q_THRESHOLD6                = "q_threshold6"
+	Q_THRESHOLD7                = "q_threshold7"
+)
+
+// TechprofileFlags represents the set of configurations used
+type TechProfileFlags struct {
+	KVStoreAddress        string
+	KVStoreType           string
+	KVStoreTimeout        time.Duration
+	KVBackend             *db.Backend // this is the backend used to store TP instances
+	DefaultTpKVBackend    *db.Backend // this is the backend used to read the TP profile
+	TPKVPathPrefix        string
+	defaultTpKvPathPrefix string
+	TPFileKVPath          string
+	TPInstanceKVPath      string
+	DefaultTPName         string
+	TPVersion             int
+	NumGemPorts           uint32
+	DefaultPbits          []string
+	LogLevel              int
+	DefaultTechProfileID  uint32
+	DefaultNumGemPorts    uint32
+}
+
+func NewTechProfileFlags(KVStoreType string, KVStoreAddress string, basePathKvStore string) *TechProfileFlags {
+	// initialize with default values
+	var techProfileFlags = TechProfileFlags{
+		KVBackend:             nil,
+		KVStoreAddress:        KVStoreAddress,
+		KVStoreType:           KVStoreType,
+		KVStoreTimeout:        defaultKVStoreTimeout,
+		DefaultTPName:         defaultTechProfileName,
+		TPKVPathPrefix:        fmt.Sprintf(defaultKVPathPrefix, basePathKvStore),
+		defaultTpKvPathPrefix: defaultTpKvPathPrefix,
+		TPVersion:             defaultVersion,
+		TPFileKVPath:          defaultTechProfileKVPath,
+		TPInstanceKVPath:      defaultTPInstanceKVPath,
+		DefaultTechProfileID:  DEFAULT_TECH_PROFILE_TABLE_ID,
+		DefaultNumGemPorts:    defaultGemportsCount,
+		DefaultPbits:          []string{defaultPbits},
+		LogLevel:              defaultLogLevel,
+	}
+
+	return &techProfileFlags
+}