Subject: Re: NetBSD vs. RFC 1241
To: Ignatios Souvatzis <email@example.com>
From: Dennis Ferguson <firstname.lastname@example.org>
Date: 09/17/1997 17:10:31
> Perry, I think its not that simple.
> The multicast tunnelling code uses IP in IP nowadays, too (source routing for
> this purpose is deprecated, AFAIK), so there is already an entry for the
> IP in IP in the protocol switch table (at least if you have options MROUTING).
This isn't the same thing. IP multicast uses IP protocol 4 encapsulation
(i.e. IPPROTO_IPIP), as does IP mobility. RFC 1241 is IP protocol 98
encapsulation (i.e. IPPROTO_ENCAP). You can do whatever you want to the
second without touching the first.