[bess] RTG-DIR Telechat review of draft-ietf-bess-dci-evpn-overlay

Hello, I have been selected as the Routing Directorate reviewer for this draft. The Routing Directorate seeks to review all routing or routing-related drafts as they pass through IETF last call and IESG review, and sometimes on special request. The purpose of the review is to provide assistance

Re: [bess] RTG-DIR Telechat review of draft-ietf-bess-dci-evpn-overlay

Hi Sasha, Thank you very much for your thorough review. Revision 09 (posted) addresses all your comments. Please see in-line for more details. Thx Jorge From: Alexander Vainshtein Date: Wednesday, February 14, 2018 at 10:02 AM To: "rtg-...@ietf.org" Cc: "rtg-...@ietf.org" , "draft-ietf-bess-d

Re: [bess] RTG-DIR Telechat review of draft-ietf-bess-dci-evpn-overlay

Hi all, I’ve looked the -09 version of the draft and it addresses all the issues raised in my RTG-Dir Telechat review. Lots of thanks to the authors for excellent cooperation. Regards, Sasha Office: +972-39266302 Cell: +972-549266302 Email: alexander.vainsht...@ecitele.com From: Alexand

Re: [bess] RTG-DIR Telechat review of draft-ietf-bess-dci-evpn-overlay

Thanks a lot Sasha for an excellent review and great comments. Jorge From: Alexander Vainshtein Date: Wednesday, February 21, 2018 at 12:53 PM To: "rtg-...@ietf.org" Cc: "rtg-...@ietf.org" , "draft-ietf-bess-dci-evpn-overlay@ietf.org" , "bess@ietf.org" Subject: RE: RTG-DIR Telechat review

Re: [bess] RTG-DIR Telechat review of draft-ietf-bess-dci-evpn-overlay

Hi! I see that the change below has already been made in -09. However, I don’t think that an Update applies in this case. In general, when Updating another document we’re basically saying: “change what was specified there for what is specified in here”…which, in this case, translates to rfc7432

Re: [bess] RTG-DIR Telechat review of draft-ietf-bess-dci-evpn-overlay

Alvaro, PWs as an a “virtual ES” are also used in conjunction with EVPN in the scenarios that are not directly related to DCI. One example (actually pointed to me by Jorge during the review process) is the EVPN Virtual Ethernet Segment

Re: [bess] RTG-DIR Telechat review of draft-ietf-bess-dci-evpn-overlay

Alvaro, On the same issue: - UMR as an EVPN construct has been first defined in RFC 7543 - RFC 7543 has not been marked as updating RFC 7432, possibly its usage of UMR has been considered as not generic enough - Now the EVPN Overlay for DCI draft uses UMR in a context

Re: [bess] RTG-DIR Telechat review of draft-ietf-bess-dci-evpn-overlay

Hi! Sasha: You make a good point: if here are things that this document Updates rfc7432 on, which are not specific just to the DCI, then we should go ahead with it. The current related text reads: In particular, the document updates [RFC7432] on several aspects: o The Interconnect Etherne