Aspen Systems has expanded ABC 4.0 to include the following capabilities: * IPMI support * New Cluster Monitor Display * Remote Terminal feature ABC has been extensively rewritten to improve performance. The majority of this work has gone into a new configuration database system, which employs an XML-based "registry" system, rather than the SQL database and object-relational mapping system in previous versions of ABC Stated Steve Spring, CEO of Aspen Systems. In addition, there is now a comprehensive strategy in place for ensuring that databases and configuration information can be easily migrated to future versions of ABC; Spring added.