diff --git a/api/simulation.go b/api/simulation.go
index 91c3bf5..01c1282 100644
--- a/api/simulation.go
+++ b/api/simulation.go
@@ -199,7 +199,7 @@ func addTrain(c *gin.Context) {
 			HeadOffset:   req.HeadOffset,
 			DevicePort:   req.DevicePort,
 			RunDirection: req.RunDirection,
-			TrainLength:  int64(service.CalcTrainLenght(req.TrainModelId, req.CarriageNum)),
+			//TrainLength:  int64(service.CalcTrainLenght(req.TrainModelId, req.CarriageNum)),
 		}
 		memory.AddTrainState(simulation, rsp)
 		c.JSON(http.StatusOK, &rsp)
diff --git a/config/bj_local.yml b/config/bj_local.yml
index 2ee68fa..f02fa0a 100644
--- a/config/bj_local.yml
+++ b/config/bj_local.yml
@@ -13,7 +13,7 @@ dynamics:
   httpPort: 7800
 # VOBC
 vobc:
-  ip: 10.60.1.52
+  ip: 10.60.1.59
   localPort: 10000
   remotePort: 4000
 
diff --git a/config/dev.yml b/config/dev.yml
index e91e2e0..96ab6da 100644
--- a/config/dev.yml
+++ b/config/dev.yml
@@ -13,7 +13,7 @@ dynamics:
   httpPort: 7800
 # VOBC
 vobc:
-  ip: 10.60.1.52
+  ip: 10.60.1.59
   localPort: 10000
   remotePort: 4000
 
diff --git a/config/test_local.yml b/config/test_local.yml
index 22eb294..ad41971 100644
--- a/config/test_local.yml
+++ b/config/test_local.yml
@@ -13,7 +13,7 @@ dynamics:
   httpPort: 7800
 # VOBC
 vobc:
-  ip: 10.60.1.52
+  ip: 10.60.1.59
   localPort: 10000
   remotePort: 4000