CALL AND CALENDAR.

The article presents a list of conferences, symposia and workshops that the Institute of Electrical and Electronics Engineers Computer Society sponsors or cooperates in presenting. The magazine is planning a May/June 2006 special issue on application-level quality of service for distributed applications. "IEEE Software" magazine is planning a July/August 2006 special issue on software verification and validation techniques. DSN 2006, International Conference on Dependable Systems and Networks on June 25-28, 2005 in Philadelphia, Pennsylvania. BroadNets 2005, 2nd IEEE International Conference on Broadband Networks in Boston, Massachusetts.