Lazy Engineers and Viable Excuses
Jared Mauch
jared at puck.Nether.net
Tue Aug 26 15:48:40 UTC 2003
On Tue, Aug 26, 2003 at 11:29:17AM -0400, Matt Levine wrote:
> In a real world scenario, I bumped into Verio's RPF peer filters
> yesterday.
>
> Due to the large outage at 200 paul, the /19 that one of my /24's is
> out of went away. Obviously due to prefix filtering policies, verio
> didn't have my /24. I had several people complain who were multihomed,
> and did have the /24 from their other carrier(s). Unfortunately, my
> best path to these customers was via verio, who's rpf promptly blocked
> my return traffic :(
Speaking about this specific issue, since there was no return
path in our RIB/FIB, we dropped the packets, yes. If you were annoucing
the /19 or something that fit our filtering policy (in your
alternate locations) you would not have had issues.
- Jared
--
Jared Mauch | pgp key available via finger from jared at puck.nether.net
clue++; | http://puck.nether.net/~jared/ My statements are only mine.
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