From b4e825cc18c1ea9aa5ad6b0c7c65c2ef93c2a317 Mon Sep 17 00:00:00 2001
From: lazedo <luis.azedo@factorlusitano.com>
Date: Tue, 21 Jul 2020 18:03:41 +0000
Subject: [PATCH] always set contact alias on a reply

* so that acks go to proper address

(cherry picked from commit 248f758ec56d3edd280a0b9420e0465f5f493b08)
---
 kamailio/nat-traversal-role.cfg | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/kamailio/nat-traversal-role.cfg b/kamailio/nat-traversal-role.cfg
index 1bc42eb..2a6d893 100644
--- a/kamailio/nat-traversal-role.cfg
+++ b/kamailio/nat-traversal-role.cfg
@@ -101,6 +101,10 @@ route[NAT_MANAGE]
         setbflag(FLB_NATB);
    }
 
+   if (is_reply()) {
+       set_contact_alias();
+   }
+
    if (!(isflagset(FLT_NATS) || isbflagset(FLB_NATB))) {
         xlog("L_DEBUG", "$ci|log|NOT SETTING\n");
         return;