An alternative ATM-like 5 GHz standardized technology, HiperLAN/2, has so far not succeeded in the market, and with the release of the faster 54 Mbit/s 802.11a (5 GHz) and 802.11g (2.4 GHz) standards, it is even more unlikely that it will ever succeed.
Sistem je vključeval sedem računalnikov na štirih otokih, ki so z glavnim računalnikom na otoku Oahu komunicirali brez uporabe telefonskih žic.