From 7d2125788fa37343975bc4684dffa2a3a563358c Mon Sep 17 00:00:00 2001
From: Dave Horton <daveh@beachdognet.com>
Date: Tue, 26 Jul 2022 12:25:58 +0100
Subject: [PATCH] when releasing media, use asymetric flag so that rtpengine
 does react to a spurious final packet from freeswitch by incorrectly sending
 rtp there

---
 lib/call-session.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/call-session.js b/lib/call-session.js
index 071f59e..01d4b95 100644
--- a/lib/call-session.js
+++ b/lib/call-session.js
@@ -552,6 +552,7 @@ Duration=${payload.duration} `
       if (reason && dlg.type === 'uas' && ['release-media', 'anchor-media'].includes(reason)) {
         this.logger.info(`got a reinvite from FS to ${reason}`);
         sdp = dlg.other.remote.sdp;
+        answerMedia.flags = ['asymmetric', 'port latching'];
       }
       else {
         sdp = await dlg.other.modify(response.sdp);