def _get_advertise_high_metric(self):
return self.__advertise_high_metric<EOL>
Getter method for advertise_high_metric, mapped from YANG variable /network_instances/network_instance/protocols/protocol/isis/global/lsp_bit/overload_bit/state/advertise_high_metric (boolean)

    YANG Description: When set to true, the local IS advertises links with the highest
available metric regardless of their configured metric. The metric
value is based on the metric style - if wide metrics are utilised
the metric is advertised as 16777214, otherwise they are advertised
with a value of 63.