17. Authors' Addresses

   Arnt Gulbrandsen
   Troll Tech
   Waldemar Thranes gate 98B
   N-0175 Oslo, Norway

   Fax:   +47 22806380
   Phone: +47 22806390
   EMail: arnt@troll.no

   Paul Vixie
   Internet Software Consortium
   950 Charter Street
   Redwood City, CA 94063

   Phone: +1 650 779 7001

   Levon Esibov
   Microsoft Corporation
   One Microsoft Way
   Redmond, WA 98052

   EMail: levone@microsoft.com