[150800] in North American Network Operators' Group
RE: Falling for address collection (Was: Evil Bit and Spread
daemon@ATHENA.MIT.EDU (Leigh Porter)
Mon Mar 5 05:58:25 2012
From: Leigh Porter <leigh.porter@ukbroadband.com>
To: Jason Hellenthal <jhellenthal@dataix.net>, "nanog@nanog.org"
<nanog@nanog.org>
Date: Mon, 5 Mar 2012 10:59:28 +0000
In-Reply-To: <20120305032423.GA73452@DataIX.net>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
I'm sorry but I have failed to understand the grammar of these bizarre pos=
ts. Is it just me or do they actually make very little sense?
What is perhaps scary is that I know somebody who talks just like that (i.=
e. makes little sense) and I really thought it may be them... It isn't bec=
ause they died last year, but still, who knows..
--
Leigh Porter
> -----Original Message-----
> From: Jason Hellenthal [mailto:jhellenthal@dataix.net]
> Sent: 05 March 2012 03:27
> To: nanog@nanog.org
> Subject: Falling for address collection (Was: Evil Bit and Spread
> Spectrum IP Addressing - NANOG Source Address Shaping)
>=20
>=20
> Why does everyone keep falling for the same address collector ? ;-)
>=20
> -- LoL
>=20
> On Sun, Mar 04, 2012 at 10:22:15AM -0600, Guru NANOG wrote:
> > Common Misconception: One additional bit of IPv4 Addressing will
> solve
> > world hunger
> >
> > The Evil Bit (or spare unused bit) can be used to store (restore) one
> > bit
> >
> > The Left-Most bit of the 32-bit Source Address Field can be SET to
> > Zero no matter what the original value. The Evil bit can be set IFF
> > the Left-Most bit is **changed**.
> >
> > Setting the Left-Most bit to zero **folds** this table in half.
> > http://www.iana.org/assignments/ipv4-address-space/ipv4-address-
> space.
> > txt
> >
> > Setting the Left-Most bit to ONE would move return traffic to the
> > upper half of the Spectrum which has vast quantities of unused /8s
> >
> > Wide-spread consensus shows that TWO bits can work. Three bits folds
> > the table to 1/8th.
> > Governments want a 4-bit Return Prefix to their Super-Hubs for
> > IPv6-like intercept.
> >
> > The U.S.FCC is expected to issue the regulations on how Spread
> > Spectrum Source Address Shaping will work in their licensed CPE
> > wireless devices. There are 160-bits in the deprecated header so
> there
> > are many ways to go.
> >
> > One-Way Broadcast IP Addressing is now available. The Source Address
> > Field is used for the second half of the 64-bit Destination Address.
> > The DF (Did
> > Flip)=20bit near the Evil
> > Bit is used to note the two halves of the Destination Address have
> > been *flipped*.
> > NANOGers simply route 32 and then 32 after the flip based only on the
> > Destination Field.
> > There is no Source Address, only a channel (port).
> >
> > Keywords: WRT DNSMASQ Tomato WIFI Linux CPE
>=20
> --
> ;s =3D;
>=20
>=20
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