if (request instanceof Smb2ReadRequest) {
            handleRdmaRead((Smb2ReadRequest) request);
        } else if (request instanceof Smb2WriteRequest) {
            handleRdmaWrite((Smb2WriteRequest) request);
        } else {
            // Fall back to send/receive for non-data operations
            sendWithRdmaSendReceive(request);
        }
    }