diff --git a/lib/protocol_setting_utils.robot b/lib/protocol_setting_utils.robot
index 3242533..cb56c3d 100644
--- a/lib/protocol_setting_utils.robot
+++ b/lib/protocol_setting_utils.robot
@@ -6,6 +6,11 @@
 Resource         ../lib/utils.robot
 
 
+*** Variables ***
+
+${cmd_prefix}    ipmitool -I lanplus -C 17 -p 623 -U ${IPMI_USERNAME} -P ${IPMI_PASSWORD}
+
+
 *** Keywords ***
 
 Enable SSH Protocol
diff --git a/lib/resource.robot b/lib/resource.robot
index 03e2e66..db0ccab 100755
--- a/lib/resource.robot
+++ b/lib/resource.robot
@@ -101,7 +101,7 @@
 ${ICMP_ECHO_REQUEST}       8
 ${CHANNEL_NUMBER}          1
 ${TCP_PACKETS}             tcp
-${TCP_CONNECT}             tcp-connect
+${TCP_CONNECTION}          tcp-connect
 ${ICMP_NETMASK_REQUEST}    17
 ${REDFISH_INTERFACE}       443
 ${SYN_PACKETS}             SYN
diff --git a/security/test_bmc_network_security.robot b/security/test_bmc_network_security.robot
index 5e3bbdb..ef4c07a 100644
--- a/security/test_bmc_network_security.robot
+++ b/security/test_bmc_network_security.robot
@@ -230,7 +230,7 @@
     ...          ${http_port}=${80}
 
     # Description of argument(s):
-    # host         The host name or IP address of the target system.
+    # target_host  The host name or IP address of the target system.
     # packet_type  The type of packets to be sent ("tcp", "udp", "icmp").
     # http_port    Network port.
     # num          Number of connections to be sent.
@@ -239,6 +239,6 @@
     # and rate at which connectionss to be sent, should be given in command line.
     # By default it sends 4 TCP connections at 1 connection/second.
 
-    ${cmd_buf}=  Set Variable  --delay ${delay} ${host} -c ${num} --${packet_type} -p ${port}
+    ${cmd_buf}=  Set Variable  --delay ${delay} ${target_host} -c ${num} --${packet_type} -p ${http_port}
     ${nping_result}=  Nping  ${cmd_buf}
     [Return]   ${nping_result['percent_failed']}