Hi,
On Sat, Jun 08, 2024 at 12:04:38AM +0200, Robert Raszuk wrote:
> Maybe it is out of scope. Or perhaps scope is just too narrow.
>
> Anyhow ...
>
> Imagine I an IXP client advertising a prefix to RS which I want to be
> distributed only to some client's ASNs.
>
> So how do I signal such policy using Large Communities keeping in mind that
> such prefix is an IPv6 prefix ?
>
> Using extended communities this is easily achievable using IPv6 Address
> Specific Extended Community (value 25): Hint: RFC5701.
Where exactly are large communities tied to AFIs?
So, answering your question - you'd use the same large community values
as for an IPv4 prefix that you only want to be distributed to the same
client ASNs...
Gert Doering
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