From 61f0f3e1ce505b57d18c4ba08fd0e7f723578b65 Mon Sep 17 00:00:00 2001
From: Niteesh Kumar <niteesh3@gmail.com>
Date: Sun, 15 Mar 2026 13:02:29 +0000
Subject: [PATCH] fix(rsocket-core): Pass fragmentation config to server-side
 responder streams #306

Signed-off-by: Niteesh Kumar <niteesh3@gmail.com>
---
 packages/rsocket-core/src/RSocketServer.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/packages/rsocket-core/src/RSocketServer.ts b/packages/rsocket-core/src/RSocketServer.ts
index 24d430e0..e7071125 100644
--- a/packages/rsocket-core/src/RSocketServer.ts
+++ b/packages/rsocket-core/src/RSocketServer.ts
@@ -69,6 +69,7 @@ export class RSocketServer {
     this.acceptor = config.acceptor;
     this.transport = config.transport;
     this.lease = config.lease;
+    this.fragmentation = config.fragmentation;
     this.serverSideKeepAlive = config.serverSideKeepAlive;
     this.sessionStore = config.resume ? {} : undefined;
     this.sessionTimeout = config.resume?.sessionTimeout ?? undefined;
@@ -154,7 +155,7 @@ export class RSocketServer {
               );
               const streamsHandler = new DefaultStreamRequestHandler(
                 responder,
-                0
+                this.fragmentation?.maxOutboundFragmentSize ?? 0,
               );
 
               connection.onClose((e) => {