[121801] in North American Network Operators' Group
RE: Using /126 for IPv6 router links
daemon@ATHENA.MIT.EDU (TJ)
Wed Jan 27 13:22:47 2010
From: "TJ" <trejrco@gmail.com>
To: <nanog@nanog.org>
In-Reply-To: <4B607379.1040905@Janoszka.pl>
Date: Wed, 27 Jan 2010 13:22:43 -0500
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
> -----Original Message-----
> From: Grzegorz Janoszka [mailto:Grzegorz@Janoszka.pl]
> Sent: Wednesday, January 27, 2010 12:10
> To: nanog@nanog.org
> Subject: Re: Using /126 for IPv6 router links
>
> On 27-1-2010 2:16, Steve Bertrand wrote:
> > ip address x.x.x.x 255.255.255.252
> > ipv6 address 2607:F118:x:x::/64 eui-64
> > ipv6 nd suppress-ra
> > ipv6 ospf 1 area 0.0.0.0
> > I've found that this setup, in conjunction with iBGP peering between
> > loopback /128's works well.
>
> When OSPFv3 goes down and you are trying to debug, what IPv6 will you
> ping to check if the second side is accessible?
FWIW, I like to use static, meaningfully-assigned Link Locals ... regardless
of the link type.
/TJ
