diff --git a/ClientTester/EchoClientTester/EchoClientTester.csproj b/ClientTester/EchoClientTester/EchoClientTester.csproj
index 2b3ac58..6c44a04 100644
--- a/ClientTester/EchoClientTester/EchoClientTester.csproj
+++ b/ClientTester/EchoClientTester/EchoClientTester.csproj
@@ -13,6 +13,7 @@
       <PackageReference Include="protobuf-net" Version="3.2.56" />
       <PackageReference Include="Serilog" Version="4.3.1" />
       <PackageReference Include="Serilog.Sinks.Console" Version="6.0.0" />
+      <PackageReference Include="Serilog.Sinks.File" Version="7.0.0" />
     </ItemGroup>
 
 </Project>
diff --git a/ClientTester/EchoClientTester/EchoDummyService/DummyClientService.cs b/ClientTester/EchoClientTester/EchoDummyService/DummyClientService.cs
index 1c7020f..d448e60 100644
--- a/ClientTester/EchoClientTester/EchoDummyService/DummyClientService.cs
+++ b/ClientTester/EchoClientTester/EchoDummyService/DummyClientService.cs
@@ -14,9 +14,7 @@ public class DummyClientService
     public DummyClientService(int count, string ip, int port, string key, int sendIntervalMs = 1000)
     {
         sendInterval = sendIntervalMs;
-        clients = Enumerable.Range(0, count)
-            .Select(i => new DummyClients(i, ip, port, key))
-            .ToList();
+        clients = Enumerable.Range(0, count).Select(i => new DummyClients(i, ip, port, key)).ToList();
 
         Log.Information("[SERVICE] {Count}개 클라이언트 생성 → {Ip}:{Port}", count, ip, port);
     }
diff --git a/ClientTester/EchoClientTester/Program.cs b/ClientTester/EchoClientTester/Program.cs
index c57acc1..e096a27 100644
--- a/ClientTester/EchoClientTester/Program.cs
+++ b/ClientTester/EchoClientTester/Program.cs
@@ -10,7 +10,15 @@ class EcoClientTester
 
     private static async Task Main(string[] args)
     {
-        Log.Logger = new LoggerConfiguration().WriteTo.Console().CreateLogger();
+        // .MinimumLevel.Warning() // Warning 이상만 출력 배포시
+
+        string timestamp = DateTime.Now.ToString("yyyy-MM-dd_HH-mm-ss");
+
+        Log.Logger = new LoggerConfiguration()
+            .MinimumLevel.Debug()
+            .WriteTo.Console()
+            .WriteTo.File($"logs/log_{timestamp}.txt")
+            .CreateLogger();
 
         CancellationTokenSource cts = new CancellationTokenSource();
         Console.CancelKeyPress += (_, e) =>
diff --git a/MMOTestServer/MMOserver/Game/GameServer.cs b/MMOTestServer/MMOserver/Game/GameServer.cs
index c482f46..5af5b33 100644
--- a/MMOTestServer/MMOserver/Game/GameServer.cs
+++ b/MMOTestServer/MMOserver/Game/GameServer.cs
@@ -1,5 +1,4 @@
 using LiteNetLib;
-using Serilog;
 using ServerLib.Service;
 
 namespace MMOserver.Game;
diff --git a/MMOTestServer/MMOserver/Program.cs b/MMOTestServer/MMOserver/Program.cs
index 54c3062..1d012e0 100644
--- a/MMOTestServer/MMOserver/Program.cs
+++ b/MMOTestServer/MMOserver/Program.cs
@@ -7,6 +7,8 @@ class Program
 {
     private static void Main()
     {
+        // .MinimumLevel.Warning() // Warning 이상만 출력 배포시
+
         string timestamp = DateTime.Now.ToString("yyyy-MM-dd_HH-mm-ss");
 
         Log.Logger = new LoggerConfiguration()
diff --git a/MMOTestServer/compose.yaml b/MMOTestServer/compose.yaml
index e7fc61d..5a308a7 100644
--- a/MMOTestServer/compose.yaml
+++ b/MMOTestServer/compose.yaml
@@ -6,4 +6,5 @@
       dockerfile: MMOserver/Dockerfile
     ports:
       - "9050:9050/udp"   # LiteNetLib UDP 포트
+      - "9500:9500/udp"   # LiteNetLib UDP 포트
     restart: unless-stopped