nanog mailing list archives

Re: using "reserved" IPv6 space


From: Grzegorz Janoszka <Grzegorz () Janoszka pl>
Date: Sun, 15 Jul 2012 11:38:46 +0200

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




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