Re: [GROW] Last Call: (BLACKHOLE BGP Community for Blackholing) to Proposed Standard

2016-06-29 Thread Michel Py
> Nick Hilliard wrote : > I would have said the opposite, i.e. that any traffic tagged with this prefix > is dropped via e.g. null0 > or martian mechanisms / etc. But it definitely needs to be defined because at > the moment it's ambiguous. > Ambiguity is fine when it's your own network, but not

Re: [GROW] Last Call: (BLACKHOLE BGP Community for Blackholing) to Proposed Standard

2016-06-29 Thread Randy Bush
> The second major area of concern I have about this proposal is the > transitive nature of the bgp community. The issue is that the draft > specifies a mechanism to cause traffic to be dropped on the floor, > that the signaling mechanism is globally transitive in scope, and the > specific intent

Re: [GROW] Last Call: (BLACKHOLE BGP Community for Blackholing) to Proposed Standard

2016-06-29 Thread Christopher Morrow
On Wed, Jun 29, 2016 at 4:59 PM, joel jaeggli wrote: > On 6/29/16 1:46 PM, Nick Hilliard wrote: > > Job Snijders wrote: > >> Should it be somehow clarified that router vendors are not supposed to > >> implement mechanisms, which are by default enabled, that discard traffic > >> for BLACKHOLE'ed p

Re: [GROW] Last Call: (BLACKHOLE BGP Community for Blackholing) to Proposed Standard

2016-06-29 Thread heasley
Wed, Jun 29, 2016 at 05:22:44PM -0400, Jared Mauch: > > On Jun 29, 2016, at 5:10 PM, Nick Hilliard wrote: > > Job Snijders wrote: > >> Do you have any more comments or concerns queued up? > > > > I don't think the draft is well specified in terms of its intended > > semantics. This is a problem

Re: [GROW] Last Call: (BLACKHOLE BGP Community for Blackholing) to Proposed Standard

2016-06-29 Thread heasley
Wed, Jun 29, 2016 at 10:54:30PM +0200, Job Snijders: > On Wed, Jun 29, 2016 at 09:46:15PM +0100, Nick Hilliard wrote: > > Job Snijders wrote: > > > Should it be somehow clarified that router vendors are not supposed to > > > implement mechanisms, which are by default enabled, that discard traffic >

Re: [GROW] Last Call: (BLACKHOLE BGP Community for Blackholing) to Proposed Standard

2016-06-29 Thread Job Snijders
Hi David, Thank you for your feedback. On Wed, Jun 29, 2016 at 04:23:23PM -0500, David Farmer wrote: > > Range Registration Procedures > > 0x-0x8000 First Come First Served > > 0x8001-0x Standards Action > > And given that the code point that is being defined is 0xF

Re: [GROW] Last Call: (BLACKHOLE BGP Community for Blackholing) to Proposed Standard

2016-06-29 Thread David Farmer
On Sun, Jun 26, 2016 at 11:47 PM, joel jaeggli wrote: > On 6/26/16 6:38 AM, Nick Hilliard wrote: > > There has been no discussion on the GROW mailing list about having this > > document published as Standards Track rather than informational and it's > > coming as a surprise to see that this was o

Re: [GROW] Last Call: (BLACKHOLE BGP Community for Blackholing) to Proposed Standard

2016-06-29 Thread Jared Mauch
> On Jun 29, 2016, at 5:10 PM, Nick Hilliard wrote: > > Job Snijders wrote: >> Do you have any more comments or concerns queued up? > > I don't think the draft is well specified in terms of its intended > semantics. This is a problem with a standards track document, > particularly one with big

Re: [GROW] Last Call: (BLACKHOLE BGP Community for Blackholing) to Proposed Standard

2016-06-29 Thread Nick Hilliard
Job Snijders wrote: > Do you have any more comments or concerns queued up? I don't think the draft is well specified in terms of its intended semantics. This is a problem with a standards track document, particularly one with big scary warnings in the security considerations section. It needs to

Re: [GROW] Last Call: (BLACKHOLE BGP Community for Blackholing) to Proposed Standard

2016-06-29 Thread joel jaeggli
On 6/29/16 1:46 PM, Nick Hilliard wrote: > Job Snijders wrote: >> Should it be somehow clarified that router vendors are not supposed to >> implement mechanisms, which are by default enabled, that discard traffic >> for BLACKHOLE'ed prefixes? > > I would have said the opposite, i.e. that any traff

Re: [GROW] Last Call: (BLACKHOLE BGP Community for Blackholing) to Proposed Standard

2016-06-29 Thread Job Snijders
On Wed, Jun 29, 2016 at 09:46:15PM +0100, Nick Hilliard wrote: > Job Snijders wrote: > > Should it be somehow clarified that router vendors are not supposed to > > implement mechanisms, which are by default enabled, that discard traffic > > for BLACKHOLE'ed prefixes? > > I would have said the oppo

Re: [GROW] Last Call: (BLACKHOLE BGP Community for Blackholing) to Proposed Standard

2016-06-29 Thread Nick Hilliard
Job Snijders wrote: > Should it be somehow clarified that router vendors are not supposed to > implement mechanisms, which are by default enabled, that discard traffic > for BLACKHOLE'ed prefixes? I would have said the opposite, i.e. that any traffic tagged with this prefix is dropped via e.g. nul

Re: [GROW] Last Call: (BLACKHOLE BGP Community for Blackholing) to Proposed Standard

2016-06-29 Thread Job Snijders
On Wed, Jun 29, 2016 at 01:30:49PM +0100, Nick Hilliard wrote: > The second major area of concern I have about this proposal is the > transitive nature of the bgp community. I thought Section 3.2 provides enough detail on scoping routes tagged with BLACKHOLE, however with your concern and the foll

Re: [GROW] Last Call: (BLACKHOLE BGP Community for Blackholing) to Proposed Standard

2016-06-29 Thread Nick Hilliard
Job Snijders wrote: > I believe this update addresses the concerns raised in this phase of the > document. yes, thanks, it addresses these concerns, and the document is a lot better as a result. The second major area of concern I have about this proposal is the transitive nature of the bgp commun