diff --git a/device_simulator/voltha_bal_driver.c b/device_simulator/voltha_bal_driver.c
index ad530a3..796c755 100755
--- a/device_simulator/voltha_bal_driver.c
+++ b/device_simulator/voltha_bal_driver.c
@@ -181,16 +181,21 @@
     memset(&stat_data, 0, sizeof(BalInterfaceStatData));
     bal_interface_stat_data__init(&stat_data);
 
+    BalInterfaceKey stat_key;
+    memset(&stat_key, 0, sizeof(BalInterfaceKey));
+    bal_interface_key__init(&stat_key);
+
 #ifndef BAL_STUB
     /* Interface Type, Interface ID
        stat_data - Statistics Data */
-    asfvolt16_bal_stats_get(read_stats->intf_type, read_stats->intf_id, &stat_data);
+    asfvolt16_bal_stats_get(read_stats->intf_type, read_stats->intf_id, &stat_data, &stat_key);
 #else
     stub_bal_stats_get(&stat_data);
     ASFVOLT_LOG(ASFVOLT_DEBUG, "Bal Server - Get Stats In BalStubs : Got all the statistics\n");
 #endif
 
     get_stats.data = &stat_data;
+    get_stats.key = &stat_key;
 
     ret_val = context->gcc_stream->write(context, &get_stats, 0);
     is_grpc_write_pending(ret_val);
diff --git a/src/asfvolt16_driver.h b/src/asfvolt16_driver.h
index 6f5a884..6871e2b 100755
--- a/src/asfvolt16_driver.h
+++ b/src/asfvolt16_driver.h
@@ -71,7 +71,8 @@
 extern uint32_t asfvolt16_bal_cfg_clear(BalKey *key);
 extern uint32_t asfvolt16_bal_cfg_get(BalKey *key, BalCfg *cfg);
 extern void asfvolt16_send_omci_msg(uint16_t olt_no, uint32_t onu_nu, char* packet_to_send);
-extern uint32_t asfvolt16_bal_stats_get(BalIntfType intf_type, uint32_t intf_id, BalInterfaceStatData *statData);
+extern uint32_t asfvolt16_bal_stats_get(BalIntfType intf_type, uint32_t intf_id, BalInterfaceStatData *statData,
+                                        BalInterfaceKey *statKey);
 grpc_c_client_t *client;
 
 #endif /* DRIVERAPP_ASFVOLT16_DRIVER */
diff --git a/src/bal_stats_hdlr.c b/src/bal_stats_hdlr.c
index 0c0de39..6c20e44 100755
--- a/src/bal_stats_hdlr.c
+++ b/src/bal_stats_hdlr.c
@@ -24,7 +24,8 @@
  *               interface type(NNI/PON/EPON 1G/EPON 10G)           *
  *               port number                                        *
  ********************************************************************/
-uint32_t asfvolt16_bal_stats_get(BalIntfType intf_type, uint32_t intf_id, BalInterfaceStatData *statData)
+uint32_t asfvolt16_bal_stats_get(BalIntfType intf_type, uint32_t intf_id, BalInterfaceStatData *statData,
+                                 BalInterfaceKey *statKey)
 {
    bcmbal_interface_stat interface_stats;
 
@@ -56,6 +57,13 @@
 
    if(err == BCM_ERR_OK)
    {
+      /*interface key*/
+      statKey->has_intf_id = BAL_STAT_PRES;
+      statKey->intf_id = interface_stats.key.intf_id;
+      statKey->has_intf_type = BAL_STAT_PRES;
+      statKey->intf_type = interface_stats.key.intf_type;
+
+      /*interface stat data*/
       statData->has_rx_bytes = BAL_STAT_PRES;
       statData->rx_bytes = interface_stats.data.rx_bytes;
       statData->has_rx_packets = BAL_STAT_PRES;