diff --git a/src/client.rs b/src/client.rs
index 4938488..57b5d7f 100644
--- a/src/client.rs
+++ b/src/client.rs
@@ -24,7 +24,7 @@ pub async fn client_mode(client_config: ClientConfiguration, fd: i32) {
     sock.connect(&client_config.server.endpoint).await.unwrap();
 
     let mut config = tun2::Configuration::default();
-    config.raw_fd(fd).up();
+    config.raw_fd(fd);
 
     let dev = tun2::create(&config).unwrap();
     let (mut dev_reader, mut dev_writer) = dev.split();
@@ -55,7 +55,7 @@ pub async fn client_mode(client_config: ClientConfiguration, fd: i32) {
     let priv_key = BASE64_STANDARD.decode(client_config.client.private_key).unwrap();
     
     let cipher_shared_clone = cipher_shared.clone();
-    /*tokio::spawn(async move {
+    tokio::spawn(async move {
         let mut buf = vec![0; 4096];
 
         loop {
@@ -100,7 +100,7 @@ pub async fn client_mode(client_config: ClientConfiguration, fd: i32) {
                 drop(s_cipher);
             }
         }
-    });*/
+    });
 
     let pkey = BASE64_STANDARD.decode(client_config.client.public_key).unwrap();
     let handshake = UDPVpnHandshake{ public_key: pkey, request_ip: client_config.client.address.parse::<Ipv4Addr>().unwrap() };