nanog mailing list archives
Re: Partial vs Full tables
From: Brian Johnson <brian.johnson () netgeek us>
Date: Thu, 11 Jun 2020 11:38:13 -0500
On Jun 10, 2020, at 6:40 PM, brad dreisbach <bradd () us ntt net> wrote: On Thu, Jun 11, 2020 at 12:01:38AM +0200, Baldur Norddahl wrote:Am I correct in assuming loose mode RPF only drops packets from unannounced address space in the global routing table? And the downside of doing so is that sometimes we do receive packets from that address space, usually back scatter from traceroute or other ICMP messages.uRPF absolutely kills the pps performance or your hardware due to the packet having to be recirculated to do the check(at least this is the case on every platform that ive ever tested it on). use acl's to protect your edge. -b
Completely agree for edge scenario 100%. And now for Bill to talk down to me…. :/
Current thread:
- Re: Partial vs Full tables, (continued)
- Re: Partial vs Full tables Baldur Norddahl (Jun 10)
- Re: Partial vs Full tables William Herrin (Jun 10)
- Re: Partial vs Full tables Chris Adams (Jun 10)
- Re: Partial vs Full tables Robert Blayzor (Jun 11)
- RE: Partial vs Full tables Brian Turnbow via NANOG (Jun 12)
- Re: Partial vs Full tables brad dreisbach (Jun 11)
- Re: Partial vs Full tables William Herrin (Jun 11)
- RE: Partial vs Full tables Drew Weaver (Jun 15)
- Re: Partial vs Full tables Saku Ytti (Jun 15)
- RE: Partial vs Full tables Drew Weaver (Jun 15)
- Re: Partial vs Full tables Brian Johnson (Jun 11)
- Re: Partial vs Full tables Brian Johnson (Jun 11)
- Re: Partial vs Full tables William Herrin (Jun 11)
- Re: Partial vs Full tables Brian Johnson (Jun 11)
- Re: Partial vs Full tables William Herrin (Jun 11)
- Re: Partial vs Full tables Brian Johnson (Jun 11)
- Re: Partial vs Full tables Mark Tinka (Jun 11)
- RE: Partial vs Full tables Michael Hare via NANOG (Jun 11)
- Re: Partial vs Full tables Mark Tinka (Jun 11)
- Re: Partial vs Full tables Baldur Norddahl (Jun 08)