Isidro Castiñeyra received the M.Sc. and Ph.D. degrees in electrical engineering from the Massachusetts Institute of Technology, Cambridge, MA.
The work described in this paper was conducted while he was a Division Scientist with the Internetwork Research department, BBN Technologies, Cambridge, MA. He is presently with Pluris, Cupertino, CA. His research interests center around system resource management and routing. He has conducted research on routing for quality of service (QoS) applications; on scalable, secure, mobile communication; and on scalable routing architectures for QoS (NIMROD).