[bess] Re: Mahesh Jethanandani's No Objection on draft-ietf-bess-evpn-mh-split-horizon-10: (with COMMENT)

Mahesh Jethanandani <mjethanandani@gmail.com> Sun, 18 August 2024 05:42 UTC

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From: Mahesh Jethanandani <mjethanandani@gmail.com>
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Date: Sat, 17 Aug 2024 22:42:40 -0700
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To: "Jorge Rabadan (Nokia)" <jorge.rabadan@nokia.com>
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Subject: [bess] Re: Mahesh Jethanandani's No Objection on draft-ietf-bess-evpn-mh-split-horizon-10: (with COMMENT)
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Hi Jorge,

Thanks for addressing my comments. Cheers.

> On Aug 17, 2024, at 6:17 PM, Jorge Rabadan (Nokia) <jorge.rabadan@nokia.com> wrote:
> 
> Hi Mahesh,
>  
> Thak you very much for the review.
> Please see in-line with [jorge].
>  
> Thanks!
> Jorge
>  
> From: Mahesh Jethanandani via Datatracker <noreply@ietf.org <mailto:noreply@ietf.org>>
> Date: Tuesday, August 6, 2024 at 12:36 PM
> To: The IESG <iesg@ietf.org <mailto:iesg@ietf.org>>
> Cc: draft-ietf-bess-evpn-mh-split-horizon@ietf.org <mailto:draft-ietf-bess-evpn-mh-split-horizon@ietf.org> <draft-ietf-bess-evpn-mh-split-horizon@ietf.org <mailto:draft-ietf-bess-evpn-mh-split-horizon@ietf.org>>, bess-chairs@ietf.org <mailto:bess-chairs@ietf.org><bess-chairs@ietf.org <mailto:bess-chairs@ietf.org>>, bess@ietf.org <mailto:bess@ietf.org> <bess@ietf.org <mailto:bess@ietf.org>>, slitkows.ietf@gmail.com <mailto:slitkows.ietf@gmail.com> <slitkows.ietf@gmail.com <mailto:slitkows.ietf@gmail.com>>, mankamis@cisco.com <mailto:mankamis@cisco.com> <mankamis@cisco.com <mailto:mankamis@cisco.com>>, zzhang@juniper.net <mailto:zzhang@juniper.net> <zzhang@juniper.net <mailto:zzhang@juniper.net>>, Matthew Bocci (Nokia) <matthew.bocci@nokia.com <mailto:matthew.bocci@nokia.com>>, zzhang@juniper.net <mailto:zzhang@juniper.net> <zzhang@juniper.net <mailto:zzhang@juniper.net>>
> Subject: Mahesh Jethanandani's No Objection on draft-ietf-bess-evpn-mh-split-horizon-10: (with COMMENT)
> 
> 
> CAUTION: This is an external email. Please be very careful when clicking links or opening attachments. See the URL nok.it/ext <http://nok.it/ext> for additional information.
> 
> 
> 
> Mahesh Jethanandani has entered the following ballot position for
> draft-ietf-bess-evpn-mh-split-horizon-10: No Objection
> 
> When responding, please keep the subject line intact and reply to all
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> 
> Please refer to https://eur03.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.ietf.org%2Fabout%2Fgroups%2Fiesg%2Fstatements%2Fhandling-ballot-positions%2F&data=05%7C02%7Cjorge.rabadan%40nokia.com%7C27570b30bfa248dab8e908dcb64f17ed%7C5d4717519675428d917b70f44f9630b0%7C0%7C0%7C638585698049237788%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C0%7C%7C%7C&sdata=epCVm0BxAz9WP18NbB23WRgE1DcpNjhNafY6R8NPzdo%3D&reserved=0 <https://www.ietf.org/about/groups/iesg/statements/handling-ballot-positions/>
> for more information about how to handle DISCUSS and COMMENT positions.
> 
> 
> The document, along with other ballot positions, can be found here:
> https://eur03.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdatatracker.ietf.org%2Fdoc%2Fdraft-ietf-bess-evpn-mh-split-horizon%2F&data=05%7C02%7Cjorge.rabadan%40nokia.com%7C27570b30bfa248dab8e908dcb64f17ed%7C5d4717519675428d917b70f44f9630b0%7C0%7C0%7C638585698049248316%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C0%7C%7C%7C&sdata=sMSKCGqWAkMIV8e9jXbBRZbUIIiiM9E6eu5D4L8LY7o%3D&reserved=0 <https://datatracker.ietf.org/doc/draft-ietf-bess-evpn-mh-split-horizon/>
> 
> 
> 
> ----------------------------------------------------------------------
> COMMENT:
> ----------------------------------------------------------------------
> 
> Section 1.2, paragraph 25
> >    This document extends the EVPN multihoming procedures to allow
> >    operators to select the preferred Split Horizon method for a given
> >    NVO tunnel according to their specific requirements.  The choice
> >    between Local Bias and ESI Label Split Horizon is now allowed for
> >    tunnel encapsulations that support both methods, and this selection
> >    is advertised along with the EVPN A-D per ES route.  IP tunnels that
> >    do not support both methods, such as VXLAN or NVGRE, will continue to
> >    adhere to the procedures specified in [RFC8365].
> 
> 
> How is the operator able to make the selection of Split Horizon? Is there a YANG model?
> 
> [jorge] No, this “choice” configuration is not defined in any existing IETF yang model yet, afaik. We modified the second sentence as follows:
> 
> “The choice between Local Bias and ESI Label Split Horizon is now allowed (by configuration) for tunnel encapsulations that support both methods, and this selection is advertised along with the EVPN A-D per ES route.”
> 
> 
> 
> Found terminology that should be reviewed for inclusivity; see
> https://eur03.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.rfc-editor.org%2Fpart2%2F%23inclusive_language&data=05%7C02%7Cjorge.rabadan%40nokia.com%7C27570b30bfa248dab8e908dcb64f17ed%7C5d4717519675428d917b70f44f9630b0%7C0%7C0%7C638585698049255576%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C0%7C%7C%7C&sdata=12ibv%2BEhS6CHw2OF40gbBvX5SplTYPntOMhZKdmtiUs%3D&reserved=0 <https://www.rfc-editor.org/part2/#inclusive_language> for background and more
> guidance:
> 
>  * Term "his"; alternatives might be "they", "them", "their"
>  * Term "native"; alternatives might be "built-in", "fundamental", "ingrained",
>    "intrinsic", "original"
> 
> [jorge] we fixed both, thanks.
> 
> 
> 
> -------------------------------------------------------------------------------
> NIT
> -------------------------------------------------------------------------------
> 
> All comments below are about very minor potential issues that you may choose to
> address in some way - or ignore - as you see fit. Some were flagged by
> automated tools (via https://eur03.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub.com%2Flarseggert%2Fietf-reviewtool&data=05%7C02%7Cjorge.rabadan%40nokia.com%7C27570b30bfa248dab8e908dcb64f17ed%7C5d4717519675428d917b70f44f9630b0%7C0%7C0%7C638585698049259933%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C0%7C%7C%7C&sdata=0SGJQlf8PUUEih%2BEdy4KNZ85g4xDg%2BQwm37hrabdUSM%3D&reserved=0) <https://github.com/larseggert/ietf-reviewtool>, so there
> will likely be some false positives. There is no need to let me know what you
> did with these suggestions.
> 
> "RED", paragraph 1
> >         0 0  --> Default SHT. Backwards compatible with [RFC8365] and [RFC7432]
> 
> 
> This line in an HTML rendition of the draft appears as truncated. Please reformat.
> 


Mahesh Jethanandani
mjethanandani@gmail.com