Shares/communicates current best paths with this peers.

        Can be used to send initial updates after we have established session
        with `peer`.

def comm_all_best_paths(self, peer):
        """Shares/communicates current best paths with this peers.

        Can be used to send initial updates after we have established session
        with `peer`.
        """
        LOG.debug('Communicating current best path for all afi/safi except'
                  ' 1/132')
        # We will enqueue best path from all global destination.
        for route_family, table in self._table_manager.iter:
            if route_family == RF_RTC_UC:
                continue
            if peer.is_mbgp_cap_valid(route_family):
                for dest in table.values():
                    if dest.best_path:
                        peer.communicate_path(dest.best_path)