From 55920103ec6a74781c070432fc8b9d454cb95222 Mon Sep 17 00:00:00 2001
From: lazedo <luis.azedo@factorlusitano.com>
Date: Mon, 3 Feb 2020 00:02:03 +0000
Subject: [PATCH] early return for in-dialog transactions

---
 kamailio/default.cfg | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/kamailio/default.cfg b/kamailio/default.cfg
index 9b3ca33..46edb7b 100644
--- a/kamailio/default.cfg
+++ b/kamailio/default.cfg
@@ -732,6 +732,11 @@ failure_route[INTERNAL_FAULT]
         exit;
     }
 
+    if (!is_method("INVITE") ||  has_totag()) {
+       xlog("L_INFO", "$ci|failure|internal reply $T_reply_code $T_reply_reason\n");
+       return;
+    }
+
     # Handle redirects
     if (t_check_status("302")) {
         $var(redirect) = @from.uri.user + "@" + @from.uri.host + "->"