diff --git a/guest/forwarder_guest_launcher/Cargo.toml b/guest/forwarder_guest_launcher/Cargo.toml
new file mode 100644
index 0000000..bf0c0ed
--- /dev/null
+++ b/guest/forwarder_guest_launcher/Cargo.toml
@@ -0,0 +1,13 @@
+[package]
+name = "forwarder_guest_launcher"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+clap = { version = "4.5.20", features = ["derive"] }
+prost = "0.13.3"
+tokio = { version = "1.40.0", features = ["rt-multi-thread"] }
+tonic = "0.12.3"
+
+[build-dependencies]
+tonic-build = "0.12.3"
diff --git a/guest/forwarder_guest_launcher/build.rs b/guest/forwarder_guest_launcher/build.rs
new file mode 100644
index 0000000..c923747
--- /dev/null
+++ b/guest/forwarder_guest_launcher/build.rs
@@ -0,0 +1,18 @@
+// Copyright 2024 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+fn main() -> Result<(), Box<dyn std::error::Error>> {
+    tonic_build::compile_protos("../../libs/debian_service/proto/DebianService.proto")?;
+    Ok(())
+}
diff --git a/guest/forwarder_guest_launcher/src/main.rs b/guest/forwarder_guest_launcher/src/main.rs
new file mode 100644
index 0000000..4042fe5
--- /dev/null
+++ b/guest/forwarder_guest_launcher/src/main.rs
@@ -0,0 +1,50 @@
+// Copyright 2024 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+//! Launcher of forwarder_guest
+
+use clap::Parser;
+use debian_service::debian_service_client::DebianServiceClient;
+use debian_service::Empty;
+use tonic::transport::Endpoint;
+use tonic::Request;
+
+mod debian_service {
+    tonic::include_proto!("com.android.virtualization.vmlauncher.proto");
+}
+
+#[derive(Parser)]
+/// Flags for running command
+pub struct Args {
+    /// Host IP address
+    #[arg(long)]
+    #[arg(alias = "host")]
+    host_addr: String,
+}
+
+#[tokio::main]
+async fn main() -> Result<(), Box<dyn std::error::Error>> {
+    let args = Args::parse();
+    let addr = format!("https://{}:12000", args.host_addr);
+
+    let channel = Endpoint::from_shared(addr)?.connect().await?;
+    let mut client = DebianServiceClient::new(channel);
+    let mut res_stream =
+        client.open_forwarding_request_queue(Request::new(Empty {})).await?.into_inner();
+
+    while let Some(response) = res_stream.message().await? {
+        println!("Response from the host: {:?}", response);
+    }
+    Ok(())
+}
diff --git a/libs/debian_service/proto/DebianService.proto b/libs/debian_service/proto/DebianService.proto
index 5adf615..5e3286a 100644
--- a/libs/debian_service/proto/DebianService.proto
+++ b/libs/debian_service/proto/DebianService.proto
@@ -23,12 +23,20 @@
 
 service DebianService {
   rpc ReportVmIpAddr (IpAddr) returns (ReportVmIpAddrResponse) {}
+  rpc OpenForwardingRequestQueue (Empty) returns (stream ForwardingRequestItem) {}
 }
 
+message Empty {}
+
 message IpAddr {
   string addr = 1;
 }
 
 message ReportVmIpAddrResponse {
-    bool success = 1;
-}
\ No newline at end of file
+  bool success = 1;
+}
+
+message ForwardingRequestItem {
+  int32 guest_tcp_port = 1;
+  int32 vsock_port = 2;
+}
diff --git a/libs/vm_launcher_lib/java/com/android/virtualization/vmlauncher/DebianServiceImpl.java b/libs/vm_launcher_lib/java/com/android/virtualization/vmlauncher/DebianServiceImpl.java
index 2f7666a..ccc0ed6 100644
--- a/libs/vm_launcher_lib/java/com/android/virtualization/vmlauncher/DebianServiceImpl.java
+++ b/libs/vm_launcher_lib/java/com/android/virtualization/vmlauncher/DebianServiceImpl.java
@@ -19,6 +19,8 @@
 import android.util.Log;
 
 import com.android.virtualization.vmlauncher.proto.DebianServiceGrpc;
+import com.android.virtualization.vmlauncher.proto.Empty;
+import com.android.virtualization.vmlauncher.proto.ForwardingRequestItem;
 import com.android.virtualization.vmlauncher.proto.IpAddr;
 import com.android.virtualization.vmlauncher.proto.ReportVmIpAddrResponse;
 
@@ -43,6 +45,16 @@
         responseObserver.onCompleted();
     }
 
+    @Override
+    public void openForwardingRequestQueue(
+            Empty request, StreamObserver<ForwardingRequestItem> responseObserver) {
+        Log.d(DebianServiceImpl.TAG, "OpenForwardingRequestQueue");
+
+        // TODO(b/340126051): Bring information from forwarder_host.
+
+        responseObserver.onCompleted();
+    }
+
     protected interface DebianServiceCallback {
         void onIpAddressAvailable(String ipAddr);
     }