On Thu, 2 May 2002, Brian Haberman wrote: > I had actually started taking a crack at this whole problem. It > seems to me that the following components are needed for some form of > global anycast support: > > 1. Host-to-router notification protocol (this is taken care of by > changes to mld proposed in draft-haberman-ipngwg-host-anycast) > > 2. Security: at a minimum some form of authentication to allow > routers to determine if hosts are allowed to join an anycast > group
You're making assumptions here. Hosts could very well participate in routing protocols. I don't think Host-to-router protocols and security can be _practically_ dealt in the short/mid-term (<2-3 years). > 4. Possibly a draft that documents any impacts on any existing > protocols (routing protocols, TCP, etc.) Unicast RPF is capable of killing anycast with source addresses quite effectively. -- Pekka Savola "Tell me of difficulties surmounted, Netcore Oy not those you stumble over and fall" Systems. Networks. Security. -- Robert Jordan: A Crown of Swords -------------------------------------------------------------------- IETF IPng Working Group Mailing List IPng Home Page: http://playground.sun.com/ipng FTP archive: ftp://playground.sun.com/pub/ipng Direct all administrative requests to [EMAIL PROTECTED] --------------------------------------------------------------------
