diff --git a/src/broker/broker.rs b/src/broker/brokerimpl.rs
similarity index 99%
rename from src/broker/broker.rs
rename to src/broker/brokerimpl.rs
index 4fe604a..2ac156e 100644
--- a/src/broker/broker.rs
+++ b/src/broker/brokerimpl.rs
@@ -14,7 +14,7 @@ use log::Level;
 use crate::broker::node::{DIR_APP_BROKER_CURRENTCLIENT, DIR_APP_BROKER, AppBrokerCurrentClientNode, AppBrokerNode, METH_SUBSCRIBE};
 use crate::metamethod::{MetaMethod, AccessLevel};
 
-pub struct Broker {
+pub struct BrokerImpl {
     peers: HashMap<CliId, Peer>,
     mounts: BTreeMap<String, Mount>,
     access: AccessControl,
@@ -29,7 +29,7 @@ pub struct Broker {
 
 }
 
-impl Broker {
+impl BrokerImpl {
     pub(crate) fn new(access: AccessControl) -> Self {
         let (command_sender, command_receiver) = unbounded();
         let mut role_access: HashMap<String, Vec<ParsedAccessRule>> = Default::default();
@@ -492,7 +492,7 @@ impl Broker {
         )
     }
     fn client_info(&mut self, client_id: CliId) -> Option<rpcvalue::Map> {
-        self.peers.get(&client_id).map(|peer| Broker::peer_to_info(client_id, peer))
+        self.peers.get(&client_id).map(|peer| BrokerImpl::peer_to_info(client_id, peer))
     }
     async fn disconnect_client(&mut self, client_id: CliId) -> crate::Result<()> {
         let peer = self.peers.get(&client_id).ok_or("Invalid client ID")?;
@@ -503,7 +503,7 @@ impl Broker {
         for (client_id, peer) in &self.peers {
             if let Some(mount_point1) = &peer.mount_point {
                 if mount_point1 == mount_point {
-                    return Some(Broker::peer_to_info(*client_id, peer));
+                    return Some(BrokerImpl::peer_to_info(*client_id, peer));
                 }
             }
         }
diff --git a/src/broker/mod.rs b/src/broker/mod.rs
index 66a5706..033a46d 100644
--- a/src/broker/mod.rs
+++ b/src/broker/mod.rs
@@ -13,14 +13,14 @@ use crate::shvnode::{ShvNode};
 use async_std::stream::StreamExt;
 use futures::select;
 use futures::FutureExt;
-use crate::broker::broker::Broker;
+use crate::broker::brokerimpl::BrokerImpl;
 
 pub mod config;
 pub mod peer;
 pub mod node;
 #[cfg(test)]
 mod test;
-mod broker;
+mod brokerimpl;
 
 #[derive(Debug)]
 pub(crate) enum BrokerCommand {
@@ -194,7 +194,7 @@ struct PendingRpcCall {
     response_sender: Sender<RpcFrame>,
 }
 
-pub(crate) async fn broker_loop(mut broker: Broker) {
+pub(crate) async fn broker_loop(mut broker: BrokerImpl) {
     loop {
         select! {
             command = broker.command_receiver.recv().fuse() => match command {
@@ -213,7 +213,7 @@ pub(crate) async fn broker_loop(mut broker: Broker) {
 
 pub async fn accept_loop(config: BrokerConfig, access: AccessControl) -> crate::Result<()> {
     if let Some(address) = config.listen.tcp.clone() {
-        let broker = Broker::new(access);
+        let broker = BrokerImpl::new(access);
         let broker_sender = broker.command_sender.clone();
         let parent_broker_peer_config = config.parent_broker.clone();
         let broker_task = task::spawn(crate::broker::broker_loop(broker));
diff --git a/src/broker/test.rs b/src/broker/test.rs
index 09a7768..f1a89a4 100644
--- a/src/broker/test.rs
+++ b/src/broker/test.rs
@@ -3,7 +3,7 @@ use async_std::channel::{Receiver};
 use crate::broker::{BrokerToPeerMessage, PeerKind, BrokerCommand, Sender, SubscribePath};
 use crate::rpcmessage::CliId;
 use crate::{List, RpcMessage, RpcMessageMetaTags, RpcValue};
-use crate::broker::broker::Broker;
+use crate::broker::brokerimpl::BrokerImpl;
 use crate::broker::config::BrokerConfig;
 use crate::broker::node::{METH_SUBSCRIBE, METH_UNSUBSCRIBE};
 use crate::rpcframe::RpcFrame;
@@ -51,7 +51,7 @@ async fn call(path: &str, method: &str, param: Option<RpcValue>, ctx: &CallCtx<'
 fn test_broker() {
     let config = BrokerConfig::default();
     let access = config.access.clone();
-    let broker = Broker::new(access);
+    let broker = BrokerImpl::new(access);
     let roles = broker.flatten_roles("child-broker").unwrap();
     assert_eq!(roles, vec!["child-broker", "device", "client", "ping", "subscribe", "browse"]);
 }
@@ -60,7 +60,7 @@ fn test_broker() {
 async fn test_broker_loop() {
     let config = BrokerConfig::default();
     let access = config.access.clone();
-    let broker = Broker::new(access);
+    let broker = BrokerImpl::new(access);
     let broker_sender = broker.command_sender.clone();
     let broker_task = task::spawn(crate::broker::broker_loop(broker));
 
diff --git a/src/serialrw.rs b/src/serialrw.rs
index de817ba..17cfa05 100644
--- a/src/serialrw.rs
+++ b/src/serialrw.rs
@@ -21,7 +21,7 @@ enum Byte {
     Stx,
     Etx,
     Atx,
-    FramingError,
+    FramingError(u8),
 }
 pub struct SerialFrameReader<R: AsyncRead + Unpin + Send> {
     reader: R,
@@ -60,7 +60,7 @@ impl<R: AsyncRead + Unpin + Send> SerialFrameReader<R> {
                     EESC => Ok(crate::serialrw::Byte::Data(ESC)),
                     b => {
                         warn!("Framing error, invalid escape byte {}", b);
-                        Ok(crate::serialrw::Byte::FramingError)
+                        Ok(crate::serialrw::Byte::FramingError(b))
                     }
                 }
             }
@@ -78,7 +78,7 @@ impl<R: AsyncRead + Unpin + Send> SerialFrameReader<R> {
                         Byte::Stx => { data.push( STX) }
                         Byte::Etx => { data.push( ETX ) }
                         Byte::Atx => { data.push( ATX ) }
-                        Byte::FramingError(e) => { return Err(format!("Framing error, invalid character {e}").into()) }
+                        Byte::FramingError(b) => { return Err(format!("Framing error, invalid character {b}").into()) }
                     }
                 }
                 Err(_) => { break }