diff --git a/agent/inband/scripts/fetch_olt_sw_hw_details.py b/agent/inband/scripts/fetch_olt_sw_hw_details.py
index 78f4d44..627a73c 100644
--- a/agent/inband/scripts/fetch_olt_sw_hw_details.py
+++ b/agent/inband/scripts/fetch_olt_sw_hw_details.py
@@ -123,7 +123,7 @@
         return None
 
 
-def retreive_vlan_id():
+def retrieve_vlan_id():
     """
     Retrieves VLAN ids of in-band interfaces.
 
@@ -147,7 +147,7 @@
                     if olt_model == ASX_16:
                         if re.search(asf16_vlan, line):
                             eth_vlan = int(line.split('=')[1].strip())
-                    else if olt_model == ASG_64:
+                    elif olt_model == ASG_64:
                         if re.search(asg64_vlan, line):
                             eth_vlan = int(line.split('=')[1].strip())
         else:
@@ -230,14 +230,14 @@
 
     olt_model=get_olt_board_name()
     # retrieving VLAN ids of in-band interfaces
-    vlan = retreive_vlan_id()
+    vlan = retrieve_vlan_id()
     try:
         if vlan is not None:
             # Retreiving MAC address for in-band interfaces
             if olt_model == ASX_16:
                 macaddr = os.popen("ifconfig " + ETH_2 + "." + str(vlan) +
                                      " | grep -Po 'HWaddr " + r"\K.*$'").read().strip()
-            else if olt_model == ASG_64:
+            elif olt_model == ASG_64:
                 macaddr = os.popen("ifconfig " + ETH_1 + "." + str(vlan) +
                                      " | grep -Po 'HWaddr " + r"\K.*$'").read().strip()
         else:
diff --git a/agent/inband/scripts/start_inband_oltservices.sh b/agent/inband/scripts/start_inband_oltservices.sh
index 4a8b433..5dfd1e8 100644
--- a/agent/inband/scripts/start_inband_oltservices.sh
+++ b/agent/inband/scripts/start_inband_oltservices.sh
@@ -78,7 +78,7 @@
 OPENOLT_ARG_INPUT_FILE=/etc/default/openolt
 
 # Wait time for BAL to get ready
-WAIT_TIME_BAL_READY=20
+WAIT_TIME_BAL_READY=120
 
 #------------------------------------------------------------------------------
 # Function Name: does_logger_exist
@@ -283,7 +283,7 @@
         check_interface_is_up eth2 $interface_type
 
         # wait for BAL to get ready
-        sleep WAIT_TIME_BAL_READY
+        sleep $WAIT_TIME_BAL_READY
 
         # enabling in-band communication through broadcom API on NIC interface id 14 for eth2 interface
         echo "/Api/Set object=inband_mgmt_channel id=0 nni_intf={intf_type=nni intf_id=0} nic_intf_id=14 \
@@ -295,7 +295,7 @@
         # Waiting till interface eth1 get initialized & RUNNING state
         check_interface_is_up eth1 $interface_type
         # wait for BAL to get ready
-        sleep WAIT_TIME_BAL_READY
+        sleep $WAIT_TIME_BAL_READY
         # enabling in-band communication through broadcom API on NIC interface id 14 for eth1 interface
         echo "/Api/Set object=inband_mgmt_channel id=0 nni_intf={intf_type=nni intf_id=0} nic_intf_id=14 \
         vlan_id=${ASGVOLT64_VLAN_ID_ETH1} action=none" | ./example_user_appl