That all looks good.

I think we are done here.

Thanks,
Elwyn

On Sun, 2012-08-26 at 11:37 -0400, Warren Kumari wrote:
> On Aug 23, 2012, at 8:27 AM, Elwyn Davies wrote:
> 
> > I am the assigned Gen-ART reviewer for this draft.
> 
> Cool, and thank you for performing the review...
> 
> 
> > For background on
> > Gen-ART, please see the FAQ at
> > 
> > <http://wiki.tools.ietf.org/area/gen/trac/wiki/GenArtfaq> .
> > 
> > Please resolve these comments along with any other Last Call comments
> > you may receive.
> > 
> > Document: draft-ietf-idr-as0-05.txt
> > Reviewer: Elwyn Davies
> > Review Date: 22 August 2012
> > IETF LC End Date: 22 August 2012
> > IESG Telechat date: (if known) - 
> > 
> > Summary:
> > Almost ready. 
> > 
> > Major issues:
> > None.
> > 
> > Minor issues:
> > s1, para 2:
> >>   [RFC6491] specifies that AS number zero in a ROA is used to mark an
> >>   NLRI which is to be marked as Invalid.
> > This is not what s4 of RFC 6491 says although ultimately this is
> > (probably) the way in which it is intended to be used.  RFC 6491 just
> > says that an 'AS 0 ROA' is used to mark a prefix and all its more
> > specific prefixes as not to be used in a routing context.
> 
> Yup. I think that when I originally wrote the above the pre-6491 draft 
> mentioned invalid, but the RFC doesn't :-P
> 
> I have reworded it to:
> RFC 6491 specifies that AS number zero in a ROA is used to mark a prefix and 
> all its more specific prefixes as not to be used in a routing context. This 
> allows a resource holder to signal that a prefix (and the more specifics) 
> should not be routed by publishing a ROA listing AS0 as the only origin. To 
> respond to this signal requres that BGP implementations do not accept or 
> propagate routes containing AS0.
> 
> 
> > 
> > s1, para 4:
> >>   As at least two implementations discard routes containing AS 0, and
> >>   to allow approaches such as the above, this document codifies this
> >>   behavior.
> > This sentence is not entirely clear as to what behavior is being
> > codified. It could be just discarding routes with AS 0 or the the use of
> > AS 0 to mark prefixes that shouldn't be routed.  Please make this easier
> > to parse.  This is partly because of the over interpretation of RFC 6491
> > mentioned in the previous comment.
> 
> 'twas supposed to mean just the first part (discarding routes with AS 0), but 
> this allows the second part :-P
> 
> Have modified it to just:
> At least two implementations discard routes containing AS 0, and this 
> document codifies this behavior.
> 
> > 
> > Nits/editorial comments:
> > Abstract: Acronym BGP needs expanding.
> 
> Done!
> 
> > s1: Acronyms ROA, AS and NLRI need expanding.
> 
> Done, done and done.
> 
> > s2: It would be worth reinforcing that the behaviors being modified here
> > are currently specified in RFC 4271.  Arguably relevant section numbers
> > would help.
> 
> Done:
> This document corrects this omission, most importantly in the case of the 
> AS_PATH. This represents an update to the error handling procedures given in 
> RFC4271 Sections 6.2 and 6.3 by specifying the behavior in the presence of 
> AS0.
> 
> 
> > s4: Acronym RPKI needs expanding.
> 
> Done.
> 
> > s4, para 2:
> >> security gotchas often lurk in the undefined spaces
> > This is slang and cliche that may be difficult for non-US speakers to 
> > understand. 
> > 
> 
> 
> Fair 'nuff. I fixed it, y'all. :-P
> 
> W
> 
> --
> "Real children don't go hoppity-skip unless they are on drugs."
> 
>     -- Susan, the ultimate sensible governess (Terry Pratchett, Hogfather)
> 
> 
> 
> 

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