defaults = {
    'hosts': {
        '127.0.0.1': [
            'localhost',
            node.name,
        ],
        '::1': [
            'localhost',
            'ip6-localhost',
            'ip6-loopback',
        ],
        'fe00::0': [
            'ip6-localnet'
        ],
        'ff00::0': [
            'ip6-mcastprefix'
        ],
        'ff02::1': [
            'ip6-allnodes'
        ],
        'ff02::2': [
            'ip6-allrouters'
        ],
        'ff02::3': [
            'ip6-allhosts'
        ],
    },
}