On 2012-07-15 00:45, Tony Hain wrote: > There is no difference in the local filtering function, but *IF* all transit > providers put FC00::/7 in bogon space and filter it at every border, there > is a clear benefit when someone fat-fingers the config script and announces > what should be a locally filtered prefix (don't we routinely see unintended > announcements in the global BGP table). I realize that is a big IF, but
There was also in the past fec0::/10. For BGP updates you should be safe to filter out FC00::/6. -- Grzegorz Janoszka