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

[Gert Doering]

Hi,

On Thu, Jun 17, 2004 at 12:11:17PM -0700, Yinglam Cheung wrote:
> it seems that I cannot use any /128 ipv6 address on Cat6509. it's understood that :: and ::1 are reserved, but I'm not sure the others in /128. 

Hmmm.  "In" a /128, you only have a single address.

> The cat6509 is running s720 with 12.2(17d)SXB.
>  
> s720(config-if)#int lo0
> s720(config-if)#ipv addr ::7/128
> % Invalid address

The prefix 0:: is not valid.  Use 2001:: or 3FFE:: or FE80:: addresses.

gert

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