[143188] in North American Network Operators' Group

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Re: dynamic or static IPv6 prefixes to residential customers

daemon@ATHENA.MIT.EDU (Joel Jaeggli)
Tue Aug 2 13:29:23 2011

From: Joel Jaeggli <joelja@bogus.com>
In-Reply-To: <042AB424-C9AF-4460-96D0-96FB2BB100D1@delong.com>
Date: Tue, 2 Aug 2011 10:28:05 -0700
To: Owen DeLong <owen@delong.com>
Cc: NANOG list <nanog@nanog.org>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org


On Aug 2, 2011, at 10:17 AM, Owen DeLong wrote:

>>=20
>> en1: flags=3D8863<UP,BROADCAST,SMART,RUNNING,SIMPLEX,MULTICAST> mtu =
1500
>> 	ether 60:33:4b:01:75:85=20
>> 	inet6 fe80::6233:4bff:fe01:7585%en1 prefixlen 64 scopeid 0x5=20
>> 	inet 192.168.191.223 netmask 0xffffff00 broadcast =
192.168.191.255
>> 	inet6 fd92:7065:b8e::6233:4bff:fe01:7585 prefixlen 64 autoconf=20=

>> 	inet6 2001:470:1f00:820:6233:4bff:fe01:7585 prefixlen 64 =
autoconf=20
>> 	media: autoselect
>> 	status: active
>>=20
>> Note the multiple prefixes.  IPv6 is not just IPv4 with bigger =
addresses.
>> If you want to give your printers, etc. stable IPv6 addesses use =
ULAs.
>>=20
>=20
> Icky.
>=20
>=20
> Better yet, just subscribe to an ISP that will give you a static =
prefix.

Some (probably all) networks need addressing even when they're not =
attached to a provider.

while link-local is necessary it's also probably not sufficient.

> Owen
>=20
>=20



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