[arin-ppml] FW: IPv6 Non-connected networks

Michael Richardson mcr at sandelman.ca
Mon Mar 29 12:53:18 EDT 2010


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>>>>> "Matthew" == Matthew Kaufman <matthew at matthew.at> writes:
    Matthew> The problem is that you weren't already advertising a
    Matthew> /32. You were hoping to advertise your /48, which is all
    Matthew> the PI space you could get and afford, but your ISP
    Matthew> wouldn't let you. Just like they won't let you announce the
    Matthew> /119 either.

All of this is IPv4 think.

IPv6 networks have multiple prefixes(%)
You were using the NCN for internal use.

You had a /48 from each ISP, split up into /64s.  Most of your
internal-only operations had no visibility to the Internet.
(You might want to use good ol' fashion SOCKS and algorithm-gateways and HTTP
 proxies to get your system patches.  If you like I have Raptor Eagle,
 Milkyway Blackhole, and TIS FWTK binaries from the early 1990s) 

You let a /64 from one ISP through to some machine that external support
needs to access (no, it's not a /119. It's a /64).  You might even run
this through a transparent firewall/packet filter too.

(%) While Owen has documented why he feels multiple prefixes won't work, 
    but I've never had the problems he describes.

- -- 
]       He who is tired of Weird Al is tired of life!           |  firewalls  [
]   Michael Richardson, Sandelman Software Works, Ottawa, ON    |net architect[
] mcr at sandelman.ottawa.on.ca http://www.sandelman.ottawa.on.ca/ |device driver[
   Kyoto Plus: watch the video <http://www.youtube.com/watch?v=kzx1ycLXQSE>
	               then sign the petition. 
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