diff --git a/netconf/src/message/hello.rs b/netconf/src/message/hello.rs
index 2cfc391..5f7cb66 100644
--- a/netconf/src/message/hello.rs
+++ b/netconf/src/message/hello.rs
@@ -13,7 +13,7 @@ use quick_xml::{
 
 use crate::Error;
 
-use super::{xmlns, ClientMsg, ReadXml, ServerMsg, ToXml};
+use super::{xmlns, ClientMsg, ReadXml, ServerMsg, WriteXml};
 
 #[derive(Debug, Clone, PartialEq, Eq)]
 pub(crate) struct ServerHello {
@@ -108,7 +108,7 @@ impl ClientHello {
     }
 }
 
-impl ToXml for ClientHello {
+impl WriteXml for ClientHello {
     type Error = Error;
 
     fn write_xml<W: Write>(&self, writer: &mut W) -> Result<(), Self::Error> {
@@ -159,7 +159,7 @@ impl Capabilities {
     }
 }
 
-impl ToXml for Capabilities {
+impl WriteXml for Capabilities {
     type Error = Error;
 
     fn write_xml<W: Write>(&self, writer: &mut W) -> Result<(), Self::Error> {
@@ -212,7 +212,7 @@ impl Capability {
     }
 }
 
-impl ToXml for Capability {
+impl WriteXml for Capability {
     type Error = Error;
 
     fn write_xml<W: Write>(&self, writer: &mut W) -> Result<(), Self::Error> {
diff --git a/netconf/src/message/mod.rs b/netconf/src/message/mod.rs
index d390a04..84532c5 100644
--- a/netconf/src/message/mod.rs
+++ b/netconf/src/message/mod.rs
@@ -27,24 +27,24 @@ pub trait ReadXml: Sized {
     fn read_xml(reader: &mut NsReader<&[u8]>, start: &BytesStart<'_>) -> Result<Self, Self::Error>;
 }
 
-pub trait ToXml {
+pub trait WriteXml {
     type Error: From<FromUtf8Error> + std::error::Error + Send + Sync + 'static;
 
     fn write_xml<W: Write>(&self, writer: &mut W) -> Result<(), Self::Error>;
+}
 
+#[async_trait]
+pub trait ClientMsg: WriteXml + Debug
+where
+    Error: From<Self::Error>,
+{
     fn to_xml(&self) -> Result<String, Self::Error> {
         let mut buf = Vec::new();
         self.write_xml(&mut buf)?;
         buf.extend_from_slice(MARKER);
         Ok(String::from_utf8(buf)?)
     }
-}
 
-#[async_trait]
-pub trait ClientMsg: ToXml + Debug
-where
-    Error: From<Self::Error>,
-{
     #[tracing::instrument(skip(sender), err, level = "debug")]
     async fn send<T: SendHandle>(&self, sender: &mut T) -> Result<(), Error> {
         let serialized = self.to_xml()?;
diff --git a/netconf/src/message/rpc/error.rs b/netconf/src/message/rpc/error.rs
index 8606bd1..58add84 100644
--- a/netconf/src/message/rpc/error.rs
+++ b/netconf/src/message/rpc/error.rs
@@ -451,7 +451,7 @@ mod tests {
     use super::*;
     use crate::message::{
         rpc::{Empty, MessageId, Operation, PartialReply, Reply, ReplyInner},
-        ServerMsg, ToXml,
+        ServerMsg, WriteXml,
     };
 
     #[derive(Debug, PartialEq)]
@@ -461,7 +461,7 @@ mod tests {
         type ReplyData = Empty;
     }
 
-    impl ToXml for Dummy {
+    impl WriteXml for Dummy {
         type Error = crate::Error;
         fn write_xml<W: Write>(&self, _: &mut W) -> Result<(), Self::Error> {
             Ok(())
diff --git a/netconf/src/message/rpc/mod.rs b/netconf/src/message/rpc/mod.rs
index 3085e18..8ae12dc 100644
--- a/netconf/src/message/rpc/mod.rs
+++ b/netconf/src/message/rpc/mod.rs
@@ -6,7 +6,7 @@ use quick_xml::{
     NsReader, Writer,
 };
 
-use super::{xmlns, ClientMsg, ReadXml, ServerMsg, ToXml, MARKER};
+use super::{xmlns, ClientMsg, ReadXml, ServerMsg, WriteXml, MARKER};
 
 pub mod error;
 pub use self::error::{Error, Errors};
@@ -47,7 +47,7 @@ impl<O: Operation> Request<O> {
     }
 }
 
-impl<O: Operation> ToXml for Request<O> {
+impl<O: Operation> WriteXml for Request<O> {
     type Error = crate::Error;
 
     fn write_xml<W: Write>(&self, writer: &mut W) -> Result<(), Self::Error> {
@@ -270,7 +270,7 @@ mod tests {
         foo: &'static str,
     }
 
-    impl ToXml for Foo {
+    impl WriteXml for Foo {
         type Error = crate::Error;
 
         fn write_xml<W: Write>(&self, writer: &mut W) -> Result<(), Self::Error> {
@@ -342,7 +342,7 @@ mod tests {
     #[derive(Debug, Clone, PartialEq, Eq)]
     struct Bar;
 
-    impl ToXml for Bar {
+    impl WriteXml for Bar {
         type Error = crate::Error;
 
         fn write_xml<W: Write>(&self, writer: &mut W) -> Result<(), Self::Error> {
diff --git a/netconf/src/message/rpc/operation/mod.rs b/netconf/src/message/rpc/operation/mod.rs
index 7ccb423..5edc9da 100644
--- a/netconf/src/message/rpc/operation/mod.rs
+++ b/netconf/src/message/rpc/operation/mod.rs
@@ -1,8 +1,8 @@
 use std::fmt::Debug;
 
-use crate::message::{ReadXml, ToXml};
+use crate::message::{ReadXml, WriteXml};
 
-pub trait Operation: Debug + ToXml + Send + Sync {
+pub trait Operation: Debug + WriteXml + Send + Sync {
     type ReplyData: Debug + ReadXml;
 }
 
@@ -13,7 +13,7 @@ pub mod get_config {
 
     use crate::Error;
 
-    use super::{Operation, ReadXml, ToXml};
+    use super::{Operation, ReadXml, WriteXml};
 
     #[derive(Debug, Default, Clone)]
     pub struct GetConfig {
@@ -32,7 +32,7 @@ pub mod get_config {
         type ReplyData = Reply;
     }
 
-    impl ToXml for GetConfig {
+    impl WriteXml for GetConfig {
         type Error = Error;
 
         fn write_xml<W: Write>(&self, writer: &mut W) -> Result<(), Self::Error> {
@@ -64,7 +64,7 @@ pub mod get_config {
         Running,
     }
 
-    impl ToXml for Source {
+    impl WriteXml for Source {
         type Error = Error;
 
         fn write_xml<W: Write>(&self, writer: &mut W) -> Result<(), Self::Error> {
@@ -104,13 +104,20 @@ pub mod get_config {
     #[cfg(test)]
     mod tests {
         use super::*;
+        use crate::message::{
+            rpc::{MessageId, Request},
+            ClientMsg,
+        };
 
         use quick_xml::events::Event;
 
         #[test]
         fn default_request_to_xml() {
-            let req = GetConfig::default();
-            let expect = "<get-config><source><running/></source></get-config>]]>]]>";
+            let req = Request {
+                message_id: MessageId(101),
+                operation: GetConfig::default(),
+            };
+            let expect = r#"<rpc message-id="101"><get-config><source><running/></source></get-config></rpc>]]>]]>"#;
             assert_eq!(req.to_xml().unwrap(), expect);
         }
 
@@ -137,7 +144,7 @@ pub mod close_session {
 
     use quick_xml::Writer;
 
-    use super::{super::Empty, Operation, ToXml};
+    use super::{super::Empty, Operation, WriteXml};
     use crate::Error;
 
     #[derive(Debug, Default, Clone, Copy)]
@@ -147,7 +154,7 @@ pub mod close_session {
         type ReplyData = Empty;
     }
 
-    impl ToXml for CloseSession {
+    impl WriteXml for CloseSession {
         type Error = Error;
 
         fn write_xml<W: Write>(&self, writer: &mut W) -> Result<(), Self::Error> {
@@ -162,10 +169,18 @@ pub mod close_session {
     mod tests {
         use super::*;
 
+        use crate::message::{
+            rpc::{MessageId, Request},
+            ClientMsg,
+        };
+
         #[test]
         fn request_to_xml() {
-            let req = CloseSession;
-            let expect = "<close-session/>]]>]]>";
+            let req = Request {
+                message_id: MessageId(101),
+                operation: CloseSession,
+            };
+            let expect = r#"<rpc message-id="101"><close-session/></rpc>]]>]]>"#;
             assert_eq!(req.to_xml().unwrap(), expect);
         }
     }