RdmaNegotiateResponse response = new RdmaNegotiateResponse();
        response.setStatus(0); // Success
        response.setSelectedVersion(request.getMaxVersion());
        response.setCreditsGranted(request.getCreditsRequested());
        response.setMaxReceiveSize(request.getMaxReceiveSize());
        response.setMaxReadWriteSize(request.getMaxFragmentedSize());

            throw new IOException("RDMA negotiation failed: " + response.getStatus());
        }
        
        // Update connection parameters based on negotiation
        credits.setCreditsGranted(response.getCreditsGranted());
        maxReadWriteSize = Math.min(maxReadWriteSize, response.getMaxReadWriteSize());
        maxReceiveSize = Math.min(maxReceiveSize, response.getMaxReceiveSize());
    }