the technology behind wireless ATM networks. The forum was supported by several telecommunication companies, including NEC, Fujitsu and AT&T. Mobile ATM aimed to provide high speed multimedia communications technology, capable of delivering broadband mobile communications beyond that of GSM and WLANs. Versions One version of ATM is ATM25, where data is transferred at 25 Mbit/s. See also VoATM Notes References ATM Cell formats- Cisco Systems External links ATM Info and resources ATM ChipWeb - Chip and NIC database A tutorial from Juniper web site ATM Tutorial ITU-T recommendations Link protocols Networking standards