diff --git a/src/test/cord-api/Tests/data/Ch_Subscriber.json b/src/test/cord-api/Tests/data/Ch_Subscriber.json
index e194a2e..44bf456 100644
--- a/src/test/cord-api/Tests/data/Ch_Subscriber.json
+++ b/src/test/cord-api/Tests/data/Ch_Subscriber.json
@@ -8,8 +8,9 @@
             "status": "enabled",
             "service_specific_id": "304",
             "name": "My House-304",
-            "s_tag": 333,
-            "c_tag": 888
+            "c_tag": 888,
+            "olt_device": "volt-1",
+            "olt_port": "volt-port-1"
     },
     {
             "cdn_enable": false,
@@ -19,16 +20,18 @@
             "status": "enabled",
             "service_specific_id": "305",
             "name": "My House-305",
-            "s_tag": 555,
-            "c_tag": 999
+            "c_tag": 999,
+            "olt_device": "volt-2",
+            "olt_port": "volt-port-2"
     },
     {
             "cdn_enable": true,
             "uplink_speed": 500000000,
             "service_specific_id": "306",
             "name": "My House-306",
-            "s_tag": 666,
-            "c_tag": 661
+            "c_tag": 661,
+            "olt_device": "volt-3",
+            "olt_port": "volt-port-3"
     }
   ]
 }
diff --git a/src/test/cord-api/Tests/data/PONPort.json b/src/test/cord-api/Tests/data/PONPort.json
new file mode 100644
index 0000000..da28e42
--- /dev/null
+++ b/src/test/cord-api/Tests/data/PONPort.json
@@ -0,0 +1,19 @@
+{
+    "PONPortInfo" : [
+    {
+            "name": "volt-port-1",
+            "s_tag": 222,
+            "olt_device_id": 1
+    },
+    {
+            "name": "volt-port-2",
+            "s_tag": 444,
+            "olt_device_id": 1
+    },
+    {
+            "name": "volt-port-3",
+            "s_tag": 333,
+            "olt_device_id": 1
+    }
+  ]
+}
diff --git a/src/test/cord-api/Tests/data/VOLTDevice.json b/src/test/cord-api/Tests/data/VOLTDevice.json
new file mode 100644
index 0000000..03b8eb1
--- /dev/null
+++ b/src/test/cord-api/Tests/data/VOLTDevice.json
@@ -0,0 +1,34 @@
+{
+    "VOLTDeviceInfo" : [
+    {
+            "device_type": "simulate_olt",
+            "host": "172.17.0.1",
+            "port": 50060,
+            "switch_datapath_id": "of:0000000ce2314000",
+            "switch_port": "5",
+            "outer_tpid": "0x8100",
+            "name": "volt-1",
+            "volt_service_id": 1
+    },
+    {
+            "device_type": "asf_olt",
+            "host": "172.17.0.2",
+            "port": 50060,
+            "switch_datapath_id": "of:0000000ce2315000",
+            "switch_port": "5",
+            "outer_tpid": "0x8100",
+            "name": "volt-2",
+            "volt_service_id": 1
+    },
+    {
+            "device_type": "ponsim_olt",
+            "host": "172.17.0.3",
+            "port": 50060,
+            "switch_datapath_id": "of:0000000ce2316000",
+            "switch_port": "5",
+            "outer_tpid": "0x8100",
+            "name": "volt-3",
+            "volt_service_id": 1
+    }
+  ]
+}