From 71051fd3fa5edd29bd36226e39a418e4667f8bfd Mon Sep 17 00:00:00 2001
From: DJ2LS <75909252+DJ2LS@users.noreply.github.com>
Date: Thu, 29 Dec 2022 09:19:35 +0100
Subject: [PATCH] send disconnect frame on version missmatch

---
 tnc/data_handler.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tnc/data_handler.py b/tnc/data_handler.py
index 54e9233d..6ba90080 100644
--- a/tnc/data_handler.py
+++ b/tnc/data_handler.py
@@ -2239,6 +2239,7 @@ class DATA:
                 received=protocol_version,
                 own=static.ARQ_PROTOCOL_VERSION,
             )
+            self.stop_transmission()
             self.arq_cleanup()
 
     # ---------- PING