Working groups area This section is dedicated to the daily activities of the different SC D2 working bodies. A place to put, retrieve and store information related to the development of the work, maintains the contact details of members and invited experts and, in general, whatever use could be decided by each team. A password is needed to access each Working Group, password that will be distributed by the Convener or Secretary of each entity. D2.01  Core business information systems and services D2.02  Techniques and management of the ITS D2.03  Telecommunication networks, services and technology D2.18  Metering, Billing and CRM functions D2.21  Broadband PLC Applications D2.22   Treatment of Information Security for EPUs D2.23  The use of Ethernet technology in the Power Utility environment D2.24  EMS Architecture for the 21st century D2.25  Information and Communication Systems in the deregulation of the electricity sector D2.13  New Mobile Solutions within the Utility Sector