diff --git a/src/JT808.DotNetty.CleintBenchmark/Configs/ClientBenchmarkOptions.cs b/src/JT808.DotNetty.CleintBenchmark/Configs/ClientBenchmarkOptions.cs
index 564da09..d1842d1 100644
--- a/src/JT808.DotNetty.CleintBenchmark/Configs/ClientBenchmarkOptions.cs
+++ b/src/JT808.DotNetty.CleintBenchmark/Configs/ClientBenchmarkOptions.cs
@@ -14,6 +14,11 @@ namespace JT808.DotNetty.CleintBenchmark.Configs
         /// 5000ms毫秒
         /// </summary>
         public int Interval { get; set; } = 5000;
+        /// <summary>
+        /// 需要多台机器同时访问，那么可以根据这个避开重复终端号
+        /// 100000-200000-300000
+        /// </summary>
+        public int DeviceTemplate { get; set; } = 0;
         public ClientBenchmarkOptions Value =>this;
     }
 }
diff --git a/src/JT808.DotNetty.CleintBenchmark/JT808.DotNetty.CleintBenchmark.csproj b/src/JT808.DotNetty.CleintBenchmark/JT808.DotNetty.CleintBenchmark.csproj
index 8983666..cc4b46b 100644
--- a/src/JT808.DotNetty.CleintBenchmark/JT808.DotNetty.CleintBenchmark.csproj
+++ b/src/JT808.DotNetty.CleintBenchmark/JT808.DotNetty.CleintBenchmark.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>netcoreapp3.0</TargetFramework>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
     <LangVersion>7.3</LangVersion>
   </PropertyGroup>
 
diff --git a/src/JT808.DotNetty.CleintBenchmark/Services/CleintBenchmarkHostedService.cs b/src/JT808.DotNetty.CleintBenchmark/Services/CleintBenchmarkHostedService.cs
index a4811df..b6d61ab 100644
--- a/src/JT808.DotNetty.CleintBenchmark/Services/CleintBenchmarkHostedService.cs
+++ b/src/JT808.DotNetty.CleintBenchmark/Services/CleintBenchmarkHostedService.cs
@@ -51,7 +51,7 @@ namespace JT808.DotNetty.CleintBenchmark.Services
             {
                 taskFactory.StartNew((item) => 
                 {
-                    var client = jT808TcpClientFactory.Create(new JT808DeviceConfig(((int)item+1).ToString(), clientBenchmarkOptions.IP, clientBenchmarkOptions.Port));
+                    var client = jT808TcpClientFactory.Create(new JT808DeviceConfig(((int)item+1+ clientBenchmarkOptions.DeviceTemplate).ToString(), clientBenchmarkOptions.IP, clientBenchmarkOptions.Port));
                     int lat = new Random(1000).Next(100000, 180000);
                     int Lng = new Random(1000).Next(100000, 180000);
                     while (!cts.IsCancellationRequested)
diff --git a/src/JT808.DotNetty.CleintBenchmark/appsettings.json b/src/JT808.DotNetty.CleintBenchmark/appsettings.json
index fe9b3c0..eb6044b 100644
--- a/src/JT808.DotNetty.CleintBenchmark/appsettings.json
+++ b/src/JT808.DotNetty.CleintBenchmark/appsettings.json
@@ -15,6 +15,7 @@
   "ClientBenchmarkOptions": {
     "IP": "",
     "Port": 808,
-    "DeviceCount": 1
+    "DeviceCount": 100,
+    "DeviceTemplate": 300000 //需要多台机器同时访问，那么可以根据这个避开重复终端号 100000-200000-300000
   }
 }