return null;
    }

    private boolean checkRSSCapability() {
        // Platform-specific RSS detection - simplified implementation
        try {
            NetworkInterface ni = NetworkInterface.getByInetAddress(address);
            return ni != null && ni.supportsMulticast();
        } catch (SocketException e) {
            return false;
        }
    }

    @Override
    public String toString() {

 *  Fix a bug with SPDY plus half-closed streams. (thanks kwuollett)
 *  Fix a bug in `Content-Length` reporting for gzipped streams in the Apache
    HTTP client adapter. (thanks kwuollett)
 *  Work around the Alcatel `getByInetAddress` bug (thanks k.kocel)
 *  Be more aggressive about testing pooled sockets before reuse. (thanks
    warpspin)
 *  Include `Content-Type` and `Content-Encoding` in the Apache HTTP client
    adapter. (thanks kwuollett)

    }
    
    private boolean checkRSSCapability() {
        // Platform-specific RSS detection
        // Simplified implementation
        try {
            NetworkInterface ni = NetworkInterface.getByInetAddress(address);
            return ni != null && ni.supportsMulticast();
        } catch (Exception e) {
            return false;
        }
    }
    
    public byte[] encode() {