Route table growth and hardware limits...talk to the filter
Randy Bush
randy at psg.com
Sun Sep 9 06:41:19 UTC 2007
> If you do save it in your BRIB, then you can do this filtering between
> RIB and FIB. That turns out to be a completely local feature, requiring
> no protocol changes or additions whatsoever, and thus does not even
> require an RFC or Internet draft. This feature has been seen in some
> circles under the name "ORIB". Ask YFRV's PM for it. ;-)
>
> Note that this feature *is* CPU intensive. This also does not decrease
> the RP RAM usage the way that update filtering would. In fact, due to
> the overhead of tracking filtered and non-filtered prefixes, there is
> additional RP RAM usage. YMMV.
so, bottom line, no help other than reducing fib?
randy
More information about the NANOG
mailing list