def get_ipv6_neighbors_table(self):
raise NotImplementedError<EOL>
Get IPv6 neighbors table information.

Return a list of dictionaries having the following set of keys:

    * interface (string)
    * mac (string)
    * ip (string)
    * age (float) in seconds
    * state (string)

For example::

    [
        {
            'interface' : 'MgmtEth0/RSP0/CPU0/0',
            'mac'       : '5c:5e:ab:da:3c:f0',
            'ip'        : '2001:db8:1:1::1',
            'age'       : 1454496274.84,
            'state'     : 'REACH'
        },
        {
            'interface': 'MgmtEth0/RSP0/CPU0/0',
            'mac'       : '66:0e:94:96:e0:ff',
            'ip'        : '2001:db8:1:1::2',
            'age'       : 1435641582.49,
            'state'     : 'STALE'
        }
    ]