* @param serverAddresses available server addresses for multi-channel
     * @return the created channel group
     * @throws CIFSException if channel creation fails
     */
    public ChannelGroup createChannels(String sessionId, List<InetAddress> serverAddresses) throws CIFSException {
        if (sessionId == null || sessionId.isEmpty()) {
            throw new CIFSException("Session ID cannot be null or empty");
        }