diff --git a/java_console/io/src/main/java/com/rusefi/proxy/client/LocalApplicationProxy.java b/java_console/io/src/main/java/com/rusefi/proxy/client/LocalApplicationProxy.java
index dd3052ee65..2a030986b5 100644
--- a/java_console/io/src/main/java/com/rusefi/proxy/client/LocalApplicationProxy.java
+++ b/java_console/io/src/main/java/com/rusefi/proxy/client/LocalApplicationProxy.java
@@ -35,23 +35,21 @@ public class LocalApplicationProxy implements Closeable {
 
     /**
      * @param context
-     * @param serverPortForRemoteUsers port on which rusEFI proxy accepts authenticator connections
      * @param applicationRequest       remote session we want to connect to
-     * @param localApplicationPort     local port we would bind for TunerStudio to connect to
      * @param jsonHttpPort
      * @param disconnectListener
      * @param connectionListener
      */
-    public static ServerSocketReference startAndRun(LocalApplicationProxyContext context, int serverPortForRemoteUsers, ApplicationRequest applicationRequest, int localApplicationPort, int jsonHttpPort, TcpIoStream.DisconnectListener disconnectListener, ConnectionListener connectionListener) throws IOException {
+    public static ServerSocketReference startAndRun(LocalApplicationProxyContext context, ApplicationRequest applicationRequest, int jsonHttpPort, TcpIoStream.DisconnectListener disconnectListener, ConnectionListener connectionListener) throws IOException {
         String version = context.executeGet(ProxyClient.getHttpAddress(jsonHttpPort) + ProxyClient.VERSION_PATH);
         log.info("Server says version=" + version);
         if (!version.contains(ProxyClient.BACKEND_VERSION))
             throw new IOException("Unexpected backend version " + version + " while we want " + ProxyClient.BACKEND_VERSION);
 
-        IoStream authenticatorToProxyStream = new TcpIoStream("authenticatorToProxyStream ", rusEFISSLContext.getSSLSocket(HttpUtil.RUSEFI_PROXY_HOSTNAME, serverPortForRemoteUsers), disconnectListener);
+        IoStream authenticatorToProxyStream = new TcpIoStream("authenticatorToProxyStream ", rusEFISSLContext.getSSLSocket(HttpUtil.RUSEFI_PROXY_HOSTNAME, context.serverPortForRemoteApplications()), disconnectListener);
         LocalApplicationProxy.sendHello(authenticatorToProxyStream, applicationRequest);
 
-        ServerSocketReference serverHolder = BinaryProtocolProxy.createProxy(authenticatorToProxyStream, localApplicationPort);
+        ServerSocketReference serverHolder = BinaryProtocolProxy.createProxy(authenticatorToProxyStream, context.authenticatorPort());
         LocalApplicationProxy localApplicationProxy = new LocalApplicationProxy(applicationRequest, serverHolder, authenticatorToProxyStream);
         connectionListener.onConnected(localApplicationProxy);
         return serverHolder;
diff --git a/java_console/io/src/main/java/com/rusefi/proxy/client/LocalApplicationProxyContext.java b/java_console/io/src/main/java/com/rusefi/proxy/client/LocalApplicationProxyContext.java
index b3b75aec18..a2249a95b0 100644
--- a/java_console/io/src/main/java/com/rusefi/proxy/client/LocalApplicationProxyContext.java
+++ b/java_console/io/src/main/java/com/rusefi/proxy/client/LocalApplicationProxyContext.java
@@ -4,4 +4,14 @@ import java.io.IOException;
 
 public interface LocalApplicationProxyContext {
     String executeGet(String url) throws IOException;
+
+    /**
+     * port on which rusEFI proxy accepts authenticator connections
+     */
+    int serverPortForRemoteApplications();
+
+    /**
+     * local port on which authenticator accepts connections from Tuner Studio
+     */
+    int authenticatorPort();
 }
diff --git a/java_console/io/src/main/java/com/rusefi/proxy/client/LocalApplicationProxyContextImpl.java b/java_console/io/src/main/java/com/rusefi/proxy/client/LocalApplicationProxyContextImpl.java
index c4a3f35d4c..7cf0862121 100644
--- a/java_console/io/src/main/java/com/rusefi/proxy/client/LocalApplicationProxyContextImpl.java
+++ b/java_console/io/src/main/java/com/rusefi/proxy/client/LocalApplicationProxyContextImpl.java
@@ -4,9 +4,14 @@ import com.rusefi.tools.online.HttpUtil;
 
 import java.io.IOException;
 
-public class LocalApplicationProxyContextImpl implements LocalApplicationProxyContext {
+public abstract class LocalApplicationProxyContextImpl implements LocalApplicationProxyContext {
     @Override
     public String executeGet(String url) throws IOException {
         return HttpUtil.executeGet(url);
     }
+
+    @Override
+    public int serverPortForRemoteApplications() {
+        return LocalApplicationProxy.SERVER_PORT_FOR_APPLICATIONS;
+    }
 }
diff --git a/java_console/ui/src/test/java/com/rusefi/FullServerTest.java b/java_console/ui/src/test/java/com/rusefi/FullServerTest.java
index 1b86ecd945..bc80454fb0 100644
--- a/java_console/ui/src/test/java/com/rusefi/FullServerTest.java
+++ b/java_console/ui/src/test/java/com/rusefi/FullServerTest.java
@@ -9,8 +9,9 @@ import com.rusefi.io.LinkManager;
 import com.rusefi.io.tcp.TcpIoStream;
 import com.rusefi.proxy.NetworkConnector;
 import com.rusefi.proxy.client.LocalApplicationProxy;
-import com.rusefi.proxy.client.LocalApplicationProxyContextImpl;
+import com.rusefi.proxy.client.LocalApplicationProxyContext;
 import com.rusefi.server.*;
+import com.rusefi.tools.online.HttpUtil;
 import org.junit.Before;
 import org.junit.Test;
 
@@ -40,6 +41,24 @@ public class FullServerTest {
         int value = 241;
         int userId = 7;
 
+
+        LocalApplicationProxyContext localApplicationProxyContext = new LocalApplicationProxyContext() {
+            @Override
+            public String executeGet(String url) throws IOException {
+                return HttpUtil.executeGet(url);
+            }
+
+            @Override
+            public int serverPortForRemoteApplications() {
+                return 7003;
+            }
+
+            @Override
+            public int authenticatorPort() {
+                return 7004;
+            }
+        };
+
         CountDownLatch controllerRegistered = new CountDownLatch(1);
         CountDownLatch applicationClosed = new CountDownLatch(1);
 
@@ -60,12 +79,11 @@ public class FullServerTest {
             }
         }; LinkManager clientManager = new LinkManager()) {
             int serverPortForControllers = 7001;
-            int serverPortForRemoteUsers = 7003;
 
 
             // first start backend server
             BackendTestHelper.runControllerConnectorBlocking(backend, serverPortForControllers);
-            BackendTestHelper.runApplicationConnectorBlocking(backend, serverPortForRemoteUsers);
+            BackendTestHelper.runApplicationConnectorBlocking(backend, localApplicationProxyContext.serverPortForRemoteApplications());
 
             // create virtual controller to which "rusEFI network connector" connects to
             int controllerPort = 7002;
@@ -83,8 +101,7 @@ public class FullServerTest {
             ApplicationRequest applicationRequest = new ApplicationRequest(authenticatorSessionDetails, userDetailsResolver.apply(MockRusEfiDevice.TEST_TOKEN_1));
 
             // start authenticator
-            int authenticatorPort = 7004; // local port on which authenticator accepts connections from Tuner Studio
-            LocalApplicationProxy.startAndRun(new LocalApplicationProxyContextImpl(), serverPortForRemoteUsers, applicationRequest, authenticatorPort, httpPort,
+            LocalApplicationProxy.startAndRun(localApplicationProxyContext, applicationRequest, httpPort,
                     TcpIoStream.DisconnectListener.VOID,
                     LocalApplicationProxy.ConnectionListener.VOID);
 
@@ -92,7 +109,7 @@ public class FullServerTest {
             CountDownLatch connectionEstablishedCountDownLatch = new CountDownLatch(1);
 
             // connect to proxy and read virtual controller through it
-            clientManager.startAndConnect(TestHelper.LOCALHOST + ":" + authenticatorPort, new ConnectionStateListener() {
+            clientManager.startAndConnect(TestHelper.LOCALHOST + ":" + localApplicationProxyContext.authenticatorPort(), new ConnectionStateListener() {
                 @Override
                 public void onConnectionEstablished() {
                     connectionEstablishedCountDownLatch.countDown();
diff --git a/java_tools/ts_plugin/src/main/java/com/rusefi/ts_plugin/RemoteTab.java b/java_tools/ts_plugin/src/main/java/com/rusefi/ts_plugin/RemoteTab.java
index b5d94fea53..d56e78b639 100644
--- a/java_tools/ts_plugin/src/main/java/com/rusefi/ts_plugin/RemoteTab.java
+++ b/java_tools/ts_plugin/src/main/java/com/rusefi/ts_plugin/RemoteTab.java
@@ -222,11 +222,15 @@ public class RemoteTab {
                     serverHolder.close();
             });
 
+            LocalApplicationProxyContextImpl context = new LocalApplicationProxyContextImpl() {
+                @Override
+                public int authenticatorPort() {
+                    return Integer.parseInt(getLocalPort());
+                }
+            };
             ServerSocketReference serverHolder = LocalApplicationProxy.startAndRun(
-                    new LocalApplicationProxyContextImpl(),
-                    LocalApplicationProxy.SERVER_PORT_FOR_APPLICATIONS,
+                    context,
                     applicationRequest,
-                    Integer.parseInt(getLocalPort()),
                     HttpUtil.PROXY_JSON_API_HTTP_PORT, disconnectListener, connectionListener);
             serverHolderAtomicReference.set(serverHolder);
         } catch (IOException e) {