diff --git a/crates/net/eth-wire-types/src/upgrade_status.rs b/crates/net/eth-wire-types/src/upgrade_status.rs
index 2146ce3fd5..dbbef59fa0 100644
--- a/crates/net/eth-wire-types/src/upgrade_status.rs
+++ b/crates/net/eth-wire-types/src/upgrade_status.rs
@@ -1,11 +1,40 @@
 use alloy_rlp::{RlpDecodable, RlpEncodable};
 use serde::{Deserialize, Serialize};
 use reth_codecs::derive_arbitrary;
-use reth_primitives::{Bytes, B256};
+use reth_primitives::{Bytes, B256, hex};
 
 #[derive_arbitrary(rlp)]
 #[derive(Debug, Clone, PartialEq, Eq, RlpEncodable, RlpDecodable)]
 #[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
 pub struct UpgradeStatus {
-    pub extension : Vec<Bytes>
-}
\ No newline at end of file
+    pub extension : Vec<u8>
+}
+
+#[derive_arbitrary(rlp)]
+#[derive(Debug, Clone, PartialEq, Eq, RlpEncodable, RlpDecodable)]
+#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
+pub struct UpgradeStatusExtension {
+   pub disable_peer_tx_broadcast: bool
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use std::path::Path;
+    use alloy_rlp::Encodable;
+    use reth_primitives::hex;
+    use crate::{EthMessage, ProtocolMessage};
+
+    #[test]
+    fn test_encode_upgrade_status() {
+        let extension = UpgradeStatusExtension{disable_peer_tx_broadcast: false};
+        let mut buffer = Vec::<u8>::new();
+        let _ = extension.encode(&mut buffer);
+        let result = alloy_rlp::encode(ProtocolMessage::from(EthMessage::UpgradeStatus(UpgradeStatus{
+            extension: buffer,
+        })));
+
+        println!("{}", hex::encode(result))
+    }
+}
+
diff --git a/crates/net/eth-wire/src/ethstream.rs b/crates/net/eth-wire/src/ethstream.rs
index 8de5090347..2ef320c393 100644
--- a/crates/net/eth-wire/src/ethstream.rs
+++ b/crates/net/eth-wire/src/ethstream.rs
@@ -3,6 +3,7 @@ use crate::{
     message::{EthBroadcastMessage, ProtocolBroadcastMessage},
     p2pstream::HANDSHAKE_TIMEOUT,
     CanDisconnect, DisconnectReason, EthMessage, EthVersion, ProtocolMessage, Status,
+    UpgradeStatus, UpgradeStatusExtension
 };
 use futures::{ready, Sink, SinkExt, StreamExt};
 use pin_project::pin_project;
@@ -15,6 +16,7 @@ use std::{
     task::{Context, Poll},
     time::Duration,
 };
+use alloy_rlp::Encodable;
 use tokio::time::timeout;
 use tokio_stream::Stream;
 use tracing::{debug, trace};
@@ -166,6 +168,38 @@ where
                     return Err(err.into())
                 }
 
+                // For BSC, UpgradeStatus message should be sent during handshake.
+                //#[cfg(feature = "bsc")]
+                if version > EthVersion::Eth66 {
+                    // TODO: support disable_peer_tx_broadcast flag
+                    let extension = UpgradeStatusExtension{disable_peer_tx_broadcast: false};
+                    let mut buffer = Vec::<u8>::new();
+                    let _ = extension.encode(&mut buffer);
+                    self.inner
+                        .send(alloy_rlp::encode(ProtocolMessage::from(EthMessage::UpgradeStatus(UpgradeStatus{
+                            extension: buffer,
+                        }))).into())
+                        .await?;
+                    let their_msg_res = self.inner.next().await;
+                    let their_msg = match their_msg_res {
+                        Some(msg) => msg,
+                        None => {
+                            self.inner.disconnect(DisconnectReason::DisconnectRequested).await?;
+                            return Err(EthStreamError::EthHandshakeError(EthHandshakeError::NoResponse))
+                        }
+                    }?;
+                    let msg = match ProtocolMessage::decode_message(version, &mut their_msg.as_ref()) {
+                        Ok(m) => m,
+                        Err(err) => {
+                            debug!("decode error in eth handshake: msg={their_msg:x}");
+                            self.inner.disconnect(DisconnectReason::DisconnectRequested).await?;
+                            return Err(EthStreamError::InvalidMessage(err))
+                        }
+                    };
+                    // TODO: support disable_peer_tx_broadcast flag
+                    debug!("msg {:?}", msg.message)
+                }
+
                 // now we can create the `EthStream` because the peer has successfully completed
                 // the handshake
                 let stream = EthStream::new(version, self.inner);
diff --git a/crates/net/network/src/manager.rs b/crates/net/network/src/manager.rs
index d516625c64..a3bfa99016 100644
--- a/crates/net/network/src/manager.rs
+++ b/crates/net/network/src/manager.rs
@@ -477,9 +477,10 @@ where
         // reject message in POS
         if self.handle.mode().is_stake() {
             // connections to peers which send invalid messages should be terminated
-            self.swarm
-                .sessions_mut()
-                .disconnect(peer_id, Some(DisconnectReason::SubprotocolSpecific));
+            // self.swarm
+            //     .sessions_mut()
+            //     .disconnect(peer_id, Some(DisconnectReason::SubprotocolSpecific));
+            only_pow(self);
         } else {
             only_pow(self);
         }
diff --git a/crates/net/network/src/session/active.rs b/crates/net/network/src/session/active.rs
index ce93b1547f..6bb181d0b7 100644
--- a/crates/net/network/src/session/active.rs
+++ b/crates/net/network/src/session/active.rs
@@ -231,9 +231,11 @@ impl ActiveSession {
             EthMessage::Receipts(resp) => {
                 on_response!(resp, GetReceipts)
             },
-            EthMessage::UpgradeStatus(resp) => {
-               //TODO: fix me
-                OnIncomingMessageOutcome::Ok
+            message @ EthMessage::UpgradeStatus(_) => {
+                OnIncomingMessageOutcome::BadMessage {
+                    error: EthStreamError::EthHandshakeError(EthHandshakeError::StatusNotInHandshake),
+                    message,
+                }
             },
         }
     }