diff --git a/web/config.json.devA b/web/config.json.devA
new file mode 100644
index 0000000..b20639e
--- /dev/null
+++ b/web/config.json.devA
@@ -0,0 +1,22 @@
+{
+    "LB": false, 
+    "TESTBED": "sw",
+    "ONOS_DEFAULT_HOST": "localhost",
+    "ONOS_GUI3_CONTROL_HOST": "http://10.128.4.51:9000", 
+    "ONOS_GUI3_HOST": "http://10.128.4.51:9000", 
+    "cluster_basename": "ONOS", 
+    "controllers": [
+        "DevA-ONOS1", 
+        "DevA-ONOS2", 
+        "DevA-ONOS3", 
+        "DevA-ONOS4" 
+    ], 
+ "core_switches": [
+        "00:00:00:00:ba:5e:ba:11", 
+        "00:00:00:00:00:00:ba:12", 
+        "00:00:20:4e:7f:51:8a:35", 
+        "00:00:00:00:ba:5e:ba:13", 
+        "00:00:00:08:a2:08:f9:01", 
+        "00:00:00:16:97:08:9a:46"
+    ]
+}