diff --git a/src/main/java/com/xydl/cac/controller/IecServerController.java b/src/main/java/com/xydl/cac/controller/IecServerController.java
index b4ecb6d..f078b64 100644
--- a/src/main/java/com/xydl/cac/controller/IecServerController.java
+++ b/src/main/java/com/xydl/cac/controller/IecServerController.java
@@ -1,5 +1,6 @@
 package com.xydl.cac.controller;
 
+import com.xydl.cac.exception.BusinessException;
 import com.xydl.cac.iec.IecServerService;
 import com.xydl.cac.iec.RealTimeDataService;
 import com.xydl.cac.model.Response;
@@ -30,16 +31,26 @@ public class IecServerController extends BasicController {
     @PostMapping("start")
     @ApiOperation("启动IEC服务端")
     public Response<String> start(@Validated @NotNull(message = "fileId不能为空!") Integer fileId) throws Exception {
+        if (RealTimeDataService.inDoing) {
+            throw new BusinessException("请稍后再操作");
+        }
+        RealTimeDataService.inDoing = true;
         iecServerService.startServer(fileId);
         realTimeDataService.start();
+        RealTimeDataService.inDoing = false;
         return Response.success("OK");
     }
 
     @PostMapping("stop")
     @ApiOperation("停止IEC服务端")
     public Response<String> stop() throws Exception {
+        if (RealTimeDataService.inDoing) {
+            throw new BusinessException("请稍后再操作");
+        }
+        RealTimeDataService.inDoing = true;
         realTimeDataService.stop();
         iecServerService.stop();
+        RealTimeDataService.inDoing = false;
         return Response.success("OK");
     }
 
diff --git a/src/main/java/com/xydl/cac/iec/RealTimeDataService.java b/src/main/java/com/xydl/cac/iec/RealTimeDataService.java
index 2fbf75a..e679e38 100644
--- a/src/main/java/com/xydl/cac/iec/RealTimeDataService.java
+++ b/src/main/java/com/xydl/cac/iec/RealTimeDataService.java
@@ -25,6 +25,7 @@ public class RealTimeDataService {
 
     public static HashMap<String, String> dataMap = new HashMap<>();
     public static IecServer iecServer = null;
+    public static boolean inDoing = false;
     HashMap<String, IecClient> clientMap = new HashMap<>();
 
     public void start() {