diff --git a/k8s/istio-setting.yaml b/k8s/istio-setting.yaml
new file mode 100644
index 0000000..d890628
--- /dev/null
+++ b/k8s/istio-setting.yaml
@@ -0,0 +1,47 @@
+apiVersion: networking.istio.io/v1alpha3
+kind: Gateway
+metadata:
+  name: control-center-management
+  namespace: sdt-cloud
+spec:
+  servers:
+    - hosts:
+        - "*"
+      port:
+        name: http
+        number: 80
+        protocol: HTTP
+  selector:
+    istio: ingressgateway
+---
+apiVersion: networking.istio.io/v1alpha3
+kind: VirtualService
+metadata:
+  name: control-center-management
+  namespace: sdt-cloud
+spec:
+  hosts:
+    - "*"
+  http:
+    - route:
+        - destination:
+            host: control-center-management.sdt-cloud.svc.cluster.local
+      match:
+        - uri:
+            prefix: "/chamber"
+      corsPolicy:
+        maxAge: 1m
+        allowCredentials: true
+        allowHeaders:
+          - "*"
+        allowOrigins:
+          - regex: ".*"
+        allowMethods:
+          - GET
+          - POST
+          - PUT
+          - DELETE
+          - PATCH
+          - OPTIONS
+  gateways:
+    - control-center-management
\ No newline at end of file
diff --git a/rest/api.http b/rest/api.http
index ef26b28..e57c03d 100644
--- a/rest/api.http
+++ b/rest/api.http
@@ -1,16 +1,17 @@
-### ON/OFF 제어
+## ON/OFF 제어
 #PATCH http://13.209.39.139:30870/chamber/1/tube/toggle
-PATCH http://localhost:8087/chamber/1/tube/toggle
+PATCH http://13.209.39.139:32171/chamber/1/tube/toggle
+#PATCH http://localhost:8087/chamber/1/tube/toggle
 Content-Type: application/json
 Authorization: Bearer eyJhbGciOiJIUzI1NiJ9.eyJvcmdhbml6YXRpb25JZCI6ImQxZGJlYWExLWY5ZTUtNGE4OC1hMWM4LTYzMWQ4NTMyOWJmYyIsInJvbGVzIjpbIlJPTEVfQURNSU5JU1RSQVRPUiJdLCJpZCI6IjcyYTUxZDUwLTYwMDEtNDAwYy04NjNmLWZlOGU2OGE1MGExMCIsInN1YiI6InNhLmphbmdAc2R0LmluYyIsImlhdCI6MTY5NDEzNjg4OCwiZXhwIjoxNjk0MTQwNDg4fQ.likh7Ix7p4Yf2iwankLG71VGrgCDzQzhn9Z7QJK0blg
 
-{
-  "command" : "OFF",
-  "assetCode" : "NODEQ-TEST-1",
-  "slotNumber" : "1-1",
-  "tube": [
-    {"code": "1"}, {"code": "3"}, {"code": "11"}, {"code": "16"}
-  ]
-}
+//{
+//  "command" : "OFF",
+//  "assetCode" : "NODEQ-TEST-1",
+//  "slotNumber" : "1-1",
+//  "tube": [
+//    {"code": "1"}, {"code": "3"}, {"code": "11"}, {"code": "16"}
+//  ]
+//}
 
-//{"command": "ON"}
\ No newline at end of file
+{"command": "ON"}
\ No newline at end of file
diff --git a/src/main/java/inc/sdt/controlcentermanagement/application/DefaultTubeService.java b/src/main/java/inc/sdt/controlcentermanagement/application/DefaultTubeService.java
index a5c0433..ada3040 100644
--- a/src/main/java/inc/sdt/controlcentermanagement/application/DefaultTubeService.java
+++ b/src/main/java/inc/sdt/controlcentermanagement/application/DefaultTubeService.java
@@ -43,8 +43,7 @@ class DefaultTubeService implements TubeService {
         Map<String, String> tubeMap = new LinkedHashMap<>();
         for (Tube tube : request.getTube()) {
             Map<String, Integer> tubeOffsetMap = this.tubeOffset();
-            String offsetKey = request.getSlotNumber().substring(request.getSlotNumber().length() - 1);
-            int tubeOffset = tubeOffsetMap.getOrDefault(offsetKey, 1);
+            int tubeOffset = tubeOffsetMap.getOrDefault(request.getSlotNumber(), 1);
             int tubeKey = Integer.parseInt(tube.getCode()) + tubeOffset;
             tubeMap.put(String.valueOf(tubeKey), String.valueOf(request.getCommand().ordinal()));
         }
@@ -75,8 +74,7 @@ class DefaultTubeService implements TubeService {
 
             for (Tube tube : tubes) {
                 Map<String, Integer> tubeOffsetMap = this.tubeOffset();
-                String offsetKey = slotNumber.substring(slotNumber.length() - 1);
-                int tubeOffset = tubeOffsetMap.getOrDefault(offsetKey, 1);
+                int tubeOffset = tubeOffsetMap.getOrDefault(slotNumber, 1);
                 int offsetResult = Integer.parseInt(tube.getCode()) + tubeOffset;
                 slotMap.put(String.valueOf(offsetResult), String.valueOf(command.ordinal()));
             }