Re: [Softwires] Some Thought about the Automatic Tunnel Address

[Xu Xiaohu <xuxh at huawei.com>]

> I floated the idea of a /96 for ISATAP during either an
> intarea or ipv6 meeting several years ago (can't remember
> which) but there was no uptake. Looking back, I don't see
> any advantages, and in fact it goes against the model in
> which IPv6 addresses beginning with other than '000' use
> a 64-bit prefix. 

What's the real purpose of the above model (IPv6 addresses beginning with
other than '000' use a 64-bit prefix)? Can somebody help explain it?

Thanks,
Xiaohu