diff --git a/lib/resource.robot b/lib/resource.robot
index 44012a7..97440d4 100755
--- a/lib/resource.robot
+++ b/lib/resource.robot
@@ -168,6 +168,8 @@
 # 2 NTP Address - 14.139.60.103  14.139.60.106
 @{NTP_SERVER_ADDRESSES}    ${EMPTY}
 
+# Client related parameters
+${CLIENT_PASSWORD}         ${EMPTY}
 
 # Task Service related variables.
 ${TASK_JSON_FILE_PATH}   data/task_state.json
diff --git a/network/test_network_nping.robot b/network/test_network_nping.robot
index 1dcd064..f9d0874 100644
--- a/network/test_network_nping.robot
+++ b/network/test_network_nping.robot
@@ -51,10 +51,11 @@
     # by default it sends 100 TCP packets at 5 packets/second.
 
     ${cmd_buff}=  Run Keyword If  '${packet_type}' == 'icmp'
-    ...  Set Variable  nping --delay ${delay} ${host} -c ${count} --${packet_type}
+    ...  Set Variable
+    ...  echo ${CLIENT_PASSWORD} | sudo -S nping --delay ${delay} ${host} -c ${count} --${packet_type}
     ...  ELSE
     ...  Set variable
-    ...  nping --delay ${delay} ${host} -c ${count} -p ${port} --${packet_type}
+    ...  echo ${CLIENT_PASSWORD} | sudo -S nping --delay ${delay} ${host} -c ${count} -p ${port} --${packet_type}
     ${rc}  ${output}  Run And Return RC And Output  ${cmd_buff}
     Should Be Equal As Integers  ${rc}  0  msg=Command execution failed.
     ${packet_loss}  Get Packet Loss  ${host}  ${output}