North American Network Operators Group|
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Re: Lazy Engineers and Viable Excuses
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 email@example.com clue++; | http://puck.nether.net/~jared/ My statements are only mine.