On Wed, 2003-08-27 at 20:21, Keith Moore wrote: > what has changed is that we're now expecting a layer 3 that was designed > for relatively stable networks of wired hosts to suddenly accomodate > mobile and nomadic hosts and networks, without significant change. TCP/IP was designed for such networks. What has changed is that we no longer have provider indepdendent addressing. Which means routing protocols can no longer do the job. MikaL