From 8ede0b7dc20aad4e1a423ac7c1a65b2f05555c1f Mon Sep 17 00:00:00 2001
From: Hoan HL <hoan.h.luu@drachtio.org>
Date: Fri, 26 Jun 2026 13:47:45 +0700
Subject: [PATCH] five9 conference listen does not work

---
 lib/call-session.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/call-session.js b/lib/call-session.js
index 7c2afbf..cd41398 100644
--- a/lib/call-session.js
+++ b/lib/call-session.js
@@ -568,7 +568,8 @@ class CallSession extends Emitter {
                 this.logger.info(`rtpengine answer failed with ${JSON.stringify(response)}`);
                 throw new Error(`rtpengine failed: ${response['error-reason']}`);
               }
-              return response.sdp;
+              const sdpTmp = response.sdp.replace('a=sendonly', 'a=sendrecv');
+              return sdpTmp;
             }
           }, {
             cbRequest: async(err, inv) => {