8. Authors' Addresses

   Bernard Aboba
   Microsoft
   One Microsoft Way
   Redmond, WA  98052
   USA

   EMail: bernarda@microsoft.com


   Mark A. Beadles
   ENDFORCE
   565 Metro Place South Suite 300
   Dublin  OH 43017
   USA

   EMail: mbeadles@endforce.com


   Jari Arkko
   Ericsson
   Jorvas  02420
   Finland

   EMail: jari.arkko@ericsson.com


   Pasi Eronen
   Nokia Research Center
   P.O. Box 407
   FIN-00045 Nokia Group
   Finland

   EMail: pasi.eronen@nokia.com