diff --git a/libfreerdp/core/gateway/rpc.c b/libfreerdp/core/gateway/rpc.c
index f08f18e15..c37a773bf 100644
--- a/libfreerdp/core/gateway/rpc.c
+++ b/libfreerdp/core/gateway/rpc.c
@@ -482,10 +482,18 @@ SSIZE_T rpc_channel_read(RpcChannel* channel, wStream* s, size_t length)
 	return -1;
 }
 
-SSIZE_T rpc_channel_write(RpcChannel* channel, const BYTE* data, size_t length)
+SSIZE_T rpc_channel_write_int(RpcChannel* channel, const BYTE* data, size_t length,
+                              const char* file, size_t line, const char* fkt)
 {
-	if (!channel)
-		return -1;
+	WINPR_ASSERT(channel);
+	WINPR_ASSERT(channel->rpc);
+
+	const DWORD level = WLOG_TRACE;
+	if (WLog_IsLevelActive(channel->rpc->log, level))
+	{
+		WLog_PrintMessage(channel->rpc->log, WLOG_MESSAGE_TEXT, level, line, file, fkt,
+		                  "Sending [%s] %" PRIuz " bytes", fkt, length);
+	}
 
 	return freerdp_tls_write_all(channel->tls, data, length);
 }
diff --git a/libfreerdp/core/gateway/rpc.h b/libfreerdp/core/gateway/rpc.h
index 236688617..55abe469d 100644
--- a/libfreerdp/core/gateway/rpc.h
+++ b/libfreerdp/core/gateway/rpc.h
@@ -767,7 +767,10 @@ FREERDP_LOCAL size_t rpc_offset_pad(size_t* offset, size_t pad);
 FREERDP_LOCAL BOOL rpc_get_stub_data_info(rdpRpc* rpc, const rpcconn_hdr_t* header, size_t* offset,
                                           size_t* length);
 
-FREERDP_LOCAL SSIZE_T rpc_channel_write(RpcChannel* channel, const BYTE* data, size_t length);
+#define rpc_channel_write(channel, data, length) \
+	rpc_channel_write_int((channel), (data), (length), __FILE__, __LINE__, __func__)
+FREERDP_LOCAL SSIZE_T rpc_channel_write_int(RpcChannel* channel, const BYTE* data, size_t length,
+                                            const char* file, size_t line, const char* fkt);
 
 FREERDP_LOCAL SSIZE_T rpc_channel_read(RpcChannel* channel, wStream* s, size_t length);
 
diff --git a/libfreerdp/core/gateway/rts.c b/libfreerdp/core/gateway/rts.c
index 6503d9ada..67258f026 100644
--- a/libfreerdp/core/gateway/rts.c
+++ b/libfreerdp/core/gateway/rts.c
@@ -1509,15 +1509,26 @@ void rts_generate_cookie(BYTE* cookie)
 	winpr_RAND(cookie, 16);
 }
 
-static BOOL rts_send_buffer(RpcChannel* channel, wStream* s, size_t frag_length)
+#define rts_send_buffer(channel, s, frag_length) \
+	rts_send_buffer_int((channel), (s), (frag_length), __FILE__, __LINE__, __func__)
+static BOOL rts_send_buffer_int(RpcChannel* channel, wStream* s, size_t frag_length,
+                                const char* file, size_t line, const char* fkt)
 {
 	BOOL status = FALSE;
 	SSIZE_T rc = 0;
 
 	WINPR_ASSERT(channel);
+	WINPR_ASSERT(channel->rpc);
 	WINPR_ASSERT(s);
 
 	Stream_SealLength(s);
+
+	const DWORD level = WLOG_TRACE;
+	if (WLog_IsLevelActive(channel->rpc->log, level))
+	{
+		WLog_PrintMessage(channel->rpc->log, WLOG_MESSAGE_TEXT, level, line, file, fkt,
+		                  "Sending [%s] %" PRIuz " bytes", fkt, Stream_Length(s));
+	}
 	if (Stream_Length(s) < sizeof(rpcconn_common_hdr_t))
 		goto fail;
 	if (Stream_Length(s) != frag_length)