Credit Lyonnais has bought 20 fault-tolerant systems from Stratus Computer Inc, Marlborough: two computers will drive the state-owned bank’s automatic teller machines and the remaining 18 will be integrated into Lyonnais’ distributed information system, Plan Elan, as regional servers; the systems will receive data from an Oracle database and operate via an X25 network and local area networks to the 2,000 branches throughout France.