Re: [conex] Brian Haberman's Discuss on draft-ietf-conex-destopt-09: (with DISCUSS and COMMENT)
Brian Haberman <brian@innovationslab.net> Wed, 30 September 2015 23:41 UTC
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From: Brian Haberman <brian@innovationslab.net>
Date: Wed, 30 Sep 2015 19:41:47 -0400
To: Suresh Krishnan <suresh.krishnan@ericsson.com>
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Subject: Re: [conex] Brian Haberman's Discuss on draft-ietf-conex-destopt-09: (with DISCUSS and COMMENT)
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Suresh, Looks good to me. Brian > On Sep 30, 2015, at 7:19 PM, Suresh Krishnan <suresh.krishnan@ericsson.com> wrote: > > Hi Brian, > Thanks for your comments. Please see responses inline. > >> On 09/30/2015 09:09 AM, Brian Haberman wrote: >> Brian Haberman has entered the following ballot position for >> draft-ietf-conex-destopt-09: Discuss >> >> When responding, please keep the subject line intact and reply to all >> email addresses included in the To and CC lines. (Feel free to cut this >> introductory paragraph, however.) >> >> >> Please refer to https://www.ietf.org/iesg/statement/discuss-criteria.html >> for more information about IESG DISCUSS and COMMENT positions. >> >> >> The document, along with other ballot positions, can be found here: >> https://datatracker.ietf.org/doc/draft-ietf-conex-destopt/ >> >> >> >> ---------------------------------------------------------------------- >> DISCUSS: >> ---------------------------------------------------------------------- >> >> I support the publication of this document given the need for >> experimentation in this area. However, there is one point that I would >> like to discuss... >> >> Section 3 contains R-1 which says that this marking "needs to be visible >> to all ConEx-capable nodes on the path." Additionally, Section 5 says >> that the choice of using an IPv6 Destination Option precludes >> non-ConEx-capable devices from having to deal with the extension header. >> However, RFC 2460 clearly says that Destination Options are not inspected >> by intermediate devices. We all know that a variety of intermediate >> devices ignore the rule in 2460. Given that, I would like this document >> to explicitly state that it does not abide by the rule in 2460 so that >> implementations that do follow 2460 but want to support this approach >> know to update all their extension header processing code. > > Makes perfect sense. Will this additional text at the end of Section 3 work? > > NEW: > Please note that the IPv6 specification [RFC2460] does not require or > expect intermediate nodes to inspect destination options such as the > ConEx destination option. This implies that ConEx-aware intermediate > nodes following this specification will need updated extension header > processing code to be able read the destination options. > >> >> >> ---------------------------------------------------------------------- >> COMMENT: >> ---------------------------------------------------------------------- >> >> * Why does the word "foo" appear in the middle of Section 4? > > There was some issue with submitting the XML source into the ID > submission tool instead of the text document that resulted in the loss > of formatting as well as this text appearing between -08 and -09. Will > remove in new version. > >> >> * Do you want the Option Type description in Section 4 to have a value = >> TBD construct so that the IANA-assigned value can be inserted? > > Sounds good. Replaced the value with TBA1 as described in the IANA > considerations. > > OLD: > > 8-bit identifier of the type of option. The option identifier > for the ConEx destination option will be allocated by the IANA. > > NEW: > > 8-bit identifier of the type of option. Set to the value TBA1. > > Thanks > Suresh >
- [conex] Brian Haberman's Discuss on draft-ietf-co… Brian Haberman
- Re: [conex] Brian Haberman's Discuss on draft-iet… Suresh Krishnan
- Re: [conex] Brian Haberman's Discuss on draft-iet… Brian Haberman