@staticmethod
def _intercept_opts():
    """Returns command options in a form that can be handled by the
        command parser."""
    opts = {'-h': {'type': bool, 'default': False}, '-ipt': {'type': str,
        'default': 'iptables -A FORWARD -j NFQUEUE --queue-num 1'}, '-ip6t':
        {'type': str, 'default':
        'ip6tables -A FORWARD -j NFQUEUE --queue-num 1'}}
    return opts
