On Tue, Jul 3, 2012 at 2:05 PM, Marcin Cieslak <[email protected]> wrote:
>>> Leslie Carr <[email protected]> wrote:
>> When in a firewall filter, packets are rejected (which sends an ICMP
>> rejected notice), the routing engine can receive too many of these
>> requests, causing the routing engine to "choke" on its backlog of
>> requests.
>
> Leslie, thanks for excellent update! Was is something similar to ICMP
> storm caused by unreachables (similar to the problems caused by
> subnet-directed packets in the old days) that even ICMP rate limiting
> didn't help?
>

Sadly ICMP rate limiting only counts for ICMP packets incoming to RE,
outgoing packets are processed and created before any filters kick in.

> //Saper
>
>
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-- 
Leslie Carr
Wikimedia Foundation
AS 14907, 43821
http://as14907.peeringdb.com/

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