BCP38 considerations in IPv6

William F. Maton Sotomayor wmaton at ryouko.imsb.nrc.ca
Thu Feb 10 15:55:34 CST 2011


On Thu, 10 Feb 2011, Ryan Rawdon wrote:

> What considerations should be made with respect to implementing egress
> filtering based on source IPv6 addresses? Things like allowing traffic
> sourced from fe80::/10 in said filters for on-link communication (for the
> interface that the filter is applied to).  Is there anything else that
> should be taken into account while implementing BCP38 egress filtering in
> IPv6?

That's a consideration, and one other candidate which has already been 
welcomed to my black-hole server:  2001:DB8::/32.

I'll leave that as an exercise to everyone to see who's block that is. :-)

wfms




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