diff --git a/G-Earth/src/main/java/gearth/protocol/connection/HClient.java b/G-Earth/src/main/java/gearth/protocol/connection/HClient.java
new file mode 100644
index 0000000..54653c3
--- /dev/null
+++ b/G-Earth/src/main/java/gearth/protocol/connection/HClient.java
@@ -0,0 +1,6 @@
+package gearth.protocol.connection;
+
+public enum HClient {
+    UNITY,
+    FLASH
+}
diff --git a/G-Earth/src/main/java/gearth/protocol/connection/HProxy.java b/G-Earth/src/main/java/gearth/protocol/connection/HProxy.java
index 67f7b71..e5f1147 100644
--- a/G-Earth/src/main/java/gearth/protocol/connection/HProxy.java
+++ b/G-Earth/src/main/java/gearth/protocol/connection/HProxy.java
@@ -1,12 +1,13 @@
 package gearth.protocol.connection;
 
 import gearth.protocol.packethandler.PacketHandler;
-import gearth.protocol.packethandler.flash.IncomingFlashPacketHandler;
-import gearth.protocol.packethandler.flash.OutgoingFlashPacketHandler;
 
 import java.net.ServerSocket;
 
 public class HProxy {
+
+    private final HClient hClient;
+
     private volatile String input_domain;           //string representation of the domain to intercept
     private volatile String actual_domain;          //dns resolved domain (ignoring hosts file)
     private volatile int actual_port;               //port of the server
@@ -22,7 +23,8 @@ public class HProxy {
     private volatile String hotelVersion = "";
     private volatile AsyncPacketSender asyncPacketSender = null;
 
-    public HProxy(String input_domain, String actual_domain, int actual_port, int intercept_port, String intercept_host) {
+    public HProxy(HClient hClient, String input_domain, String actual_domain, int actual_port, int intercept_port, String intercept_host) {
+        this.hClient = hClient;
         this.input_domain = input_domain;
         this.actual_domain = actual_domain;
         this.actual_port = actual_port;
@@ -80,4 +82,8 @@ public class HProxy {
     public AsyncPacketSender getAsyncPacketSender() {
         return asyncPacketSender;
     }
+
+    public HClient gethClient() {
+        return hClient;
+    }
 }
diff --git a/G-Earth/src/main/java/gearth/protocol/connection/proxy/flash/NormalFlashProxyProvider.java b/G-Earth/src/main/java/gearth/protocol/connection/proxy/flash/NormalFlashProxyProvider.java
index e52cdc3..5c68f08 100644
--- a/G-Earth/src/main/java/gearth/protocol/connection/proxy/flash/NormalFlashProxyProvider.java
+++ b/G-Earth/src/main/java/gearth/protocol/connection/proxy/flash/NormalFlashProxyProvider.java
@@ -2,10 +2,7 @@ package gearth.protocol.connection.proxy.flash;
 
 import gearth.misc.Cacher;
 import gearth.protocol.HConnection;
-import gearth.protocol.connection.HProxy;
-import gearth.protocol.connection.HProxySetter;
-import gearth.protocol.connection.HState;
-import gearth.protocol.connection.HStateSetter;
+import gearth.protocol.connection.*;
 import gearth.protocol.connection.proxy.ProxyProviderFactory;
 import gearth.protocol.connection.proxy.SocksConfiguration;
 import gearth.protocol.hostreplacer.hostsfile.HostReplacer;
@@ -73,7 +70,7 @@ public class NormalFlashProxyProvider extends FlashProxyProvider {
 
                 int intercept_port = port;
                 String intercept_host = "127.0." + (c / 254) + "." + (1 + c % 254);
-                potentialProxies.add(new HProxy(input_dom, actual_dom, port, intercept_port, intercept_host));
+                potentialProxies.add(new HProxy(HClient.FLASH, input_dom, actual_dom, port, intercept_port, intercept_host));
                 c++;
             }
         }
diff --git a/G-Earth/src/main/java/gearth/protocol/connection/proxy/flash/unix/LinuxRawIpFlashProxyProvider.java b/G-Earth/src/main/java/gearth/protocol/connection/proxy/flash/unix/LinuxRawIpFlashProxyProvider.java
index e5acd88..3b31f78 100644
--- a/G-Earth/src/main/java/gearth/protocol/connection/proxy/flash/unix/LinuxRawIpFlashProxyProvider.java
+++ b/G-Earth/src/main/java/gearth/protocol/connection/proxy/flash/unix/LinuxRawIpFlashProxyProvider.java
@@ -1,10 +1,7 @@
 package gearth.protocol.connection.proxy.flash.unix;
 
 import gearth.protocol.HConnection;
-import gearth.protocol.connection.HProxy;
-import gearth.protocol.connection.HProxySetter;
-import gearth.protocol.connection.HState;
-import gearth.protocol.connection.HStateSetter;
+import gearth.protocol.connection.*;
 import gearth.protocol.connection.proxy.flash.FlashProxyProvider;
 import gearth.protocol.connection.proxy.ProxyProviderFactory;
 import gearth.protocol.connection.proxy.SocksConfiguration;
@@ -46,7 +43,7 @@ public class LinuxRawIpFlashProxyProvider extends FlashProxyProvider {
         new Thread(() -> {
             try  {
                 stateSetter.setState(HState.PREPARING);
-                proxy = new HProxy(input_host, input_host, input_port, input_port, "0.0.0.0");
+                proxy = new HProxy(HClient.FLASH, input_host, input_host, input_port, input_port, "0.0.0.0");
 
                 maybeRemoveMapping();
 
diff --git a/G-Earth/src/main/java/gearth/protocol/connection/proxy/unity/UnityCommunicator.java b/G-Earth/src/main/java/gearth/protocol/connection/proxy/unity/UnityCommunicator.java
index b95181b..17af595 100644
--- a/G-Earth/src/main/java/gearth/protocol/connection/proxy/unity/UnityCommunicator.java
+++ b/G-Earth/src/main/java/gearth/protocol/connection/proxy/unity/UnityCommunicator.java
@@ -3,10 +3,7 @@ package gearth.protocol.connection.proxy.unity;
 import gearth.protocol.HConnection;
 import gearth.protocol.HMessage;
 import gearth.protocol.HPacket;
-import gearth.protocol.connection.HProxy;
-import gearth.protocol.connection.HProxySetter;
-import gearth.protocol.connection.HState;
-import gearth.protocol.connection.HStateSetter;
+import gearth.protocol.connection.*;
 import gearth.protocol.connection.proxy.ProxyProvider;
 import gearth.protocol.packethandler.unity.UnityPacketHandler;
 
@@ -58,8 +55,7 @@ public class UnityCommunicator {
         if (hProxy == null && b[0] == 1) {
             HPacket maybe = new HPacket(packet);
             if (maybe.getBytesLength() > 6 && maybe.headerId() == 4000) {
-                String hotelVersion = maybe.readString();
-                hProxy = new HProxy("", "", -1, -1, "");
+                hProxy = new HProxy(HClient.UNITY, "", "", -1, -1, "");
                 hProxy.verifyProxy(
                         new UnityPacketHandler(hConnection.getExtensionHandler(), hConnection.getTrafficObservables(), session, HMessage.Direction.TOCLIENT),
                         new UnityPacketHandler(hConnection.getExtensionHandler(), hConnection.getTrafficObservables(), session, HMessage.Direction.TOSERVER),