Re: rules matching ipv6 prefix addrs

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On Wednesday 2010-11-03 10:29, Pascal Hambourg wrote:

>Hello,
>
>David Miller a Ãcrit :
>> H. Peter Anvin just mentioned something interesting to me,
>> basically it's the fact that when your prefix addresses
>> change on an interface in ipv6, this can invalidate your
>> netfilter rules.
>> 
>> So it would be nice if there were some way to match "the
>> ipv6 prefix address on interface X",

"The prefix addr no.5 on X" <=>  -i X -d 2001:db8::/64

Or... `-A INPUT -i X`: by using INPUT, you know that the packet was 
going to a local destination, which means the pkt had a daddr that is 
configured on that interface (or you have tproxy).

>> Thoughts?
>
>What would be a use case ?
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