def local_link_information_from_port(port_dict):
    """Get the Local Link Information from a port.

    :param port_dict: a Neutron port object;
    :return: the local link information;
    """
    binding_profile_dict = port_dict.get('binding:profile')

    return binding_profile_dict.get(
        'local_link_information') if binding_profile_dict else None