IPv4 vs IPv6 Comparison
Tue, 8 Sep 1998 17:27:45 -0500
Can anyone direct me to a reference which discusses, at a
somewhat general level, the major differences between IPv4 and
v6? Probably a 20 or so page discussion would be helpful.
Also, any references which deal with the concepts of the
hierarchical addressing scheme in IPv6? I have been unable to
find anything which explains high level concepts. Rather,
everything seems to go straight to the bits and bytes. My brain
only makes sense of bits and bytes after it understands the
Patrick Morris - Manager, Sales Engineering
SAVVIS Communications Corporation
7777 Bonhomme - Suite 1501
St. Louis, MO 63105
From: firstname.lastname@example.org [SMTP:email@example.com]
Sent: Tuesday, September 08, 1998 1:18 PM
To: Masaki Hirabaru
Subject: Re: routing policy questions
> Recently, I established a tunnel with an European site that
> /48 assigned from a pTLA (in US but not me) through some
> I'd like to ask people on 6bone who are involved in
> about how you implement it (keeping the 6bone routing policy).
It is pretty clear that this 6bone rule is in serious
with bgp4 paradigm and with concept of AS numbers. Read, with
Probably, I do not understand something, but it is impossible
to inhibit exporting shorter prefixes without getting rid of
Suppose, my pTLA is collection of 3 AS. 2 of them have tunnels.
If I do aggregation, it will not only make paths much longer,
I will be forced to export aggregate with different AS paths!!!
I am sorry, I prefer to violate any rules, only to avoid BGP