I have changed the name of this technique somewhat from "Routing Label" to "Forwarding Label".
A full explanation is here: http://www.firstpr.com.au/ip/ivip/ivip6/ This includes a chart of how the packet is handled by the ITR, various core routers and the border router at the recipient provider network: http://www.firstpr.com.au/ip/ivip/ivip6/#chart which most RRG folks will be able to follow easily. The longer explanation is for people who want more detail - or for people who are not so up to speed with the RRG discussions and Ivip. - Robin -- to unsubscribe send a message to [EMAIL PROTECTED] with the word 'unsubscribe' in a single line as the message text body. archive: <http://psg.com/lists/rrg/> & ftp://psg.com/pub/lists/rrg
