diff --git a/lib/ipmi_client.robot b/lib/ipmi_client.robot
index 60c5a45..591919c 100755
--- a/lib/ipmi_client.robot
+++ b/lib/ipmi_client.robot
@@ -15,9 +15,9 @@
 ${netfnByte}=          ${EMPTY}
 ${cmdByte}=            ${EMPTY}
 ${arrayByte}=          array:byte:
-${IPMI_EXT_CMD}=       ipmitool -I lanplus -C 3
+${IPMI_EXT_CMD}=       ipmitool -I lanplus -C ${IPMI_CIPHER_LEVEL}
 ${IPMI_USER_OPTIONS}   ${EMPTY}
-${IPMI_INBAND_CMD}=    ipmitool -C 3
+${IPMI_INBAND_CMD}=    ipmitool -C ${IPMI_CIPHER_LEVEL}
 ${HOST}=               -H
 ${RAW}=                raw
 
diff --git a/lib/resource.txt b/lib/resource.txt
index ac094ae..57d1353 100755
--- a/lib/resource.txt
+++ b/lib/resource.txt
@@ -20,6 +20,8 @@
 # IPMI_COMMAND here is set to "External" by default. User
 # can override to "Dbus" from command line.
 ${IPMI_COMMAND}    External
+# IPMI chipher default.
+${IPMI_CIPHER_LEVEL}  ${3}
 
 # PDU related parameters
 ${PDU_TYPE}         ${EMPTY}