diff --git a/configurations/Rainier 4U Chassis.json b/configurations/Rainier 4U Chassis.json
index a93ba73..cd22108 100644
--- a/configurations/Rainier 4U Chassis.json
+++ b/configurations/Rainier 4U Chassis.json
@@ -11,9 +11,9 @@
     ],
     "Name": "Rainier 4U Chassis",
     "Probe": [
-        "com.ibm.ipzvpd.VSBP({'IM': [80, 0, 16, 2]})",
+        "com.ibm.ipzvpd.VSBP({'IM': [80, 0, 16, 0]})",
         "OR",
-        "com.ibm.ipzvpd.VSBP({'IM': [80, 0, 16, 4]})"
+        "com.ibm.ipzvpd.VSBP({'IM': [80, 0, 16, 2]})"
     ],
     "Type": "Chassis"
 }