[nsp] ipv6 address ::X/128 on Cisco router

[Gert Doering]

Hi,

On Thu, Jun 17, 2004 at 01:42:55PM -0700, Yinglam Cheung wrote:
> isn't a single address perfect for a loopback interface?

It is.  But not from the prefix "0".  You need to have some real addresses
there, and "0" is not (as of today).

We use 2001:608:0:FFF::1/128, for example, and it works fine.

> so any /128 address cannot be used? 
> what's the reason for it? it seems only :: (::/128) is reserved as unspecified.
>  
> if this is correct, shall I say it's bug on JunOS?

"Implementation dependent", I'd say.

gert

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Gert Doering - Munich, Germany                             gert at greenie.muc.de
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