@property<EOL><INDENT>def teredo(self):<DEDENT>
if (self._ip >> <NUM_LIT>) != <NUM_LIT>:<EOL><INDENT>return None<EOL><DEDENT>return (IPv4Address((self._ip >> <NUM_LIT:64>) & <NUM_LIT>),<EOL>IPv4Address(~self._ip & <NUM_LIT>))<EOL>
Tuple of embedded teredo IPs.

        Returns:
            Tuple of the (server, client) IPs or None if the address
            doesn't appear to be a teredo address (doesn't start with
            2001::/32)