*/
    @Override
    public final boolean isError () {
        return this.error;
    }


    /**
     * @return whether the packet has been signed.
     */
    public boolean isSigned () {
        return ( getFlags() & SMB2_FLAGS_SIGNED ) != 0;
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.util.transport.Response#getExpiration()
     */
    @Override