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diff --git a/src/5gnrrlc/kw_env.h b/src/5gnrrlc/kw_env.h
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+/*******************************************************************************
+################################################################################
+#   Copyright (c) [2017-2019] [Radisys]                                        #
+#                                                                              #
+#   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.                                             #
+################################################################################
+*******************************************************************************/
+
+/********************************************************************20**
+  
+        Name:     LTE RLC file 
+    
+        Type:     C include file
+  
+        Desc:     This file contains the constants required for LTE-RLC.
+                  The defines in this file need to be changed by the customer 
+                  to reflect the software architecture needed to run under the 
+                  target system hardware architecture.
+
+        File:     kw_env.h
+  
+*********************************************************************21*/
+/** @file kw_env.h
+@brief RLC Hash definitions
+*/
+
+#ifndef __KWENVH__
+#define __KWENVH__
+
+#define KW_MAX_RLC_INSTANCES            2
+#define KW_MAX_LI                       KWU_MAX_STA_IND_SDU
+
+#define KW_MAX_DL_LI                   28 
+#define KW_MAX_NEW_DL_PDU              16
+/* kw003.201 Adding new environment variables */
+/* This parameter is utilized when KW_BG_DL_PROC enbled. This parameter */
+/* defines how many PDUs may be released in one go without affecting    */
+/* TTI response time                                                    */
+/* kw004.201 modifed the value from 20 to 15 */
+#define KW_AM_MAX_PDUS_RLS              1
+/* This parameter governs maximum number of PDUs to processed at a      */
+/* given point when KW_BG_UL_PROC is enabled.                           */
+/* kw004.201 modifed the value from 20 to 5 */
+#define KW_AM_MAX_UL_PDUS               1 
+
+#define KW_AM_UM_MAX_UL_SDUS            1
+#define KW_AM_UM_MAX_DL_SDUS            300
+
+#ifdef SPLIT_RLC_DL_TASK
+#define KW_MAX_TO_BE_FREED              60
+#else
+#define KW_MAX_TO_BE_FREED              10
+#endif
+
+/* Number of packets queued in SDU Q after which overload 
+ * START is signalled to PDCP for an UM bearer */
+#define KW_UM_RB_OVERLOAD_HIGH_THRES   512
+/* Number of packets queued in SDU Q after which overload 
+ * STOP is signalled to PDCP for an UM bearer */
+#define KW_UM_RB_OVERLOAD_LOW_THRES  300 
+
+/* Value of this macro can be in the range of 1 to RGU_MAX_PDU */
+#define KW_MAX_PDU                      16
+
+#ifdef LTE_L2_MEAS
+/* This value is decided on the assumption that there will be maximum 3 active DRB at a time */
+#define KW_MAX_ACTV_DRB                2
+/* Assumption is that all UEs wont have all RBs with max SDU: if greater, will be ignored */
+#define KW_L2MEAS_SDUIDX               ((KW_MAX_DL_LI/4)*KW_MAX_ACTV_DRB)
+/* Number of out standing SDUS in one RbCb : This would be sufficient but anything more will be discarded for counters */
+#define KW_L2MEAS_MAX_OUTSTNGSDU       31
+#endif
+
+
+#endif /* __KWENVH__ */
+  
+/********************************************************************30**
+  
+         End of file
+**********************************************************************/