diff --git a/src/client/client_v5.rs b/src/client/client_v5.rs
index 404d813..22bcfbe 100644
--- a/src/client/client_v5.rs
+++ b/src/client/client_v5.rs
@@ -1,3 +1,4 @@
+use core::future::Future;
 use crate::network::network_trait::{Network, NetworkError};
 use crate::packet::connack_packet::ConnackPacket;
 use crate::packet::connect_packet::ConnectPacket;
@@ -23,42 +24,53 @@ where
         }
     }
     // connect -> connack -> publish -> QoS ? -> disconn
-    pub async fn send_message(&'a mut self, topic_name: & str, message: & str, qos: QualityOfService) -> Result<(), NetworkError> {
-        //connect
-        self.network_driver.create_connection().await ?;
+    pub async fn send_message(&'a mut self, topic_name: & str, message: & str, qos: QualityOfService) -> impl Future<Output = Result<(), NetworkError>> {
+        async move {
+            let mut len = {
+                let mut connect = ConnectPacket::<3, 0>::clean();
+                connect.encode(self.buffer)
+            };
 
-        let mut connect = ConnectPacket::<3, 0>::clean();
-        let mut len = connect.encode(self.buffer);
+            self.network_driver.send(self.buffer, len).await?;
 
-        self.network_driver.send(self.buffer, len).await ?;
-        //connack
-        let connack: ConnackPacket<MAX_PROPERTIES> = self.receive::<ConnackPacket<MAX_PROPERTIES>>().await ?;
-        if connack.connect_reason_code != 0x00 {
-            todo!();
+            //connack
+            let connack = {
+                let connack = self.receive().await?;
+                let mut packet = ConnackPacket::new();
+                packet.decode(&mut BuffReader::new(self.buffer));
+                packet
+            };
+
+            if connack.connect_reason_code != 0x00 {
+                todo!();
+            }
+
+            // publish
+
+            len = {
+                let mut packet = PublishPacket::<5>::new(topic_name, message);
+                packet.encode(self.buffer)
+            };
+
+            self.network_driver.send(self.buffer, len).await?;
+
+
+            //QoS1
+            if <QualityOfService as Into<u8>>::into(qos) == <QualityOfService as Into<u8>>::into(QoS1) {
+                todo!();
+            }
+
+            //Disconnect
+            let mut disconnect = DisconnectPacket::<5>::new();
+            len = disconnect.encode(self.buffer);
+            self.network_driver.send(self.buffer, len);
+            Ok(())
         }
-
-        // publish
-        let mut packet = PublishPacket::<5>::new(topic_name, message);
-        len = packet.encode(self.buffer);
-        self.network_driver.send(self.buffer, len).await ?;
-
-        //QoS1
-        if <QualityOfService as Into<u8>>::into(qos) == <QualityOfService as Into<u8>>::into(QoS1) {
-            todo!();
-        }
-
-        //Disconnect
-        let mut disconnect = DisconnectPacket::<5>::new();
-        len = disconnect.encode(self.buffer);
-        self.network_driver.send(self.buffer, len);
-        Ok(())
     }
 
-    pub async fn receive<P: Packet<'p>>(&'a mut self) -> Result<P, NetworkError> {
+    pub async fn receive(&'a mut self) -> Result<(), NetworkError> {
         self.network_driver.receive(self.buffer).await ?;
-        let mut packet = P::new();
-        packet.decode(&mut BuffReader::new(self.buffer));
-        return Ok(packet);
+        Ok(())
     }
 
     pub async fn receive_message(&'a mut self) -> Result<(), NetworkError> {
diff --git a/src/main.rs b/src/main.rs
index 90c7757..47a58af 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -31,7 +31,8 @@ fn main() {
     let mut ip: [u8; 4] = [37, 205, 11, 180];
     let mut port: u16 = 1883;
     let mut tokio_network: TokioNetwork = TokioNetwork::new(ip, port);
-    let client = MqttClientV5::new::<TokioNetwork, 5>(tokio_network);
-    let mut x = b"hello world";
+    tokio_network.create_connection().await;
     let mut res2 = vec![0; 260];
+    let client = MqttClientV5::new(&mut tokio_network, &mut res2);
+    let mut x = b"hello world";
 }
diff --git a/src/tokio_network.rs b/src/tokio_network.rs
index 47582cd..4db8861 100644
--- a/src/tokio_network.rs
+++ b/src/tokio_network.rs
@@ -24,6 +24,10 @@ impl TokioNetwork {
     }
 }
 
+impl TokioNetwork {
+
+}
+
 impl Network for TokioNetwork {
     type ConnectionFuture<'m> where Self: 'm = impl Future<Output = Result<(), NetworkError>> + 'm;
     type WriteFuture<'m> where Self: 'm = impl Future<Output = Result<(), NetworkError>> + 'm;