Re: RFC1335 on Two-Tier Address Structure for the Internet

["Karl Auerbach, Empirical Tools and Technologies, 408/427-5280" <[e-mail]>]

Don't forget RFC1241 (or is it 1247?) which also defines an
IP-over-IP encapsulation.

			--karl--

 > smb> One possibility is to use encapsulation for the hop from the border
 > smb> gateway router to the internal host.  That is, tack on another IP
 > smb> header, with some protocol number meaning ``there's more IP inside
 > smb> of this'', and send it, via the normal routing tables, to the internal
 > smb> host.
 > 
 > Interestingly, exactly such an encapsulation is used in 
 > 
 > @InProceedings{ioannidis,
 >         Author = "John Ioannidis and Dan Duchamp and Gerald Q. {Maguire Jr.}",
 >         booktitle = "Proceedings of SIGCOMM'91",
 >         title = "IP-Based Protocols for Mobile Internetworking",
 >         organization = "ACM",
 >         pages="235--245",
 >         month = "September",
 >         year = 1991}
 > }
 > 
 > to deal with routing to mobile hosts.  It's refered to as IPIP, and
 > there's even a protocol number already picked out for it...although

RFC1241 (or 1247) is protocol number 98 (or 99).

[Please forgive my ambiguity, I even thought today was June 2 rather
than June 1!]

			--karl--