The AccessBuilder 7000 Access Concentrator is a chassis-based system which provides high bandwidth connectivity using a combination of Basic Rate and Primary Rate ISDN, Leased Line (WAN) and analog connections. The system, offering high levels of resilience and redundancy, is ideally suited to today's "mission-critical" applications.??Designed for remote LAN access and central site connectivity, the AccessBuilder 7000 Access Concentrator can support up to 112 simultaneous remote or local workstation connections. Organizations are able to expand their system easily by adding additional modules to provide increased levels of connectivity.