This research group belongs to the Computer Architecture Department of the Tecnical University of Catalonia (UPC) and is recognised as a consolidated research group of the Generalitat de Catalunya (SGR: 2005SGR-00481).

Most of the topics covered by this research group are strongly related with B-ISDN/ATM networks and broadband services and applications: ATM switching, protocol development, source traffic modeling, network resource management policies and bandwidth allocation, traffic and congestion control on ATM networks, routing strategies for ATM networks, ATM local area networks, internetworking through ATM, network management, multicast over ATM, quality of service management and transport protocols over ATM.

The Advanced Broadband Communications Center (CCABA) is suported by the Broadband Communications Research Group (CBA).

The Research Center on Advanced Communication Network Architectures (CRAAX) is the CCABA networking laboratory located in Vilanova i la Geltrú.