Network Working Group A. Matsumoto Request for Comments: 5220 T. Fujisaki Category: Informational NTT R. Hiromi Intec Netcore K. Kanayama INTEC Systems July 2008 Problem Statement for Default Address Selection in Multi-Prefix Environments: Operational Issues of RFC 3484 Default Rules Status of This Memo This memo provides information for the Internet community. It does not specify an Internet stan