Subject: RE: About ALL-ZERO-MAC's encapsulation in EVPN MAC/IP Advertisement route. //Re: Poll for adoption: draft-bonica-l3vpn-orf-covering-prefixes
From: Yakov Rekhter <[email-masked]>
To: Zhuangshunwan <[email-masked]>, "EXT - [email-masked]" <[email-masked]>, "[email-masked]" <[email-masked]>
Cc: "[email-masked]" <[email-masked]>, "[email-masked]" <[email-masked]>
Date: Wed, 2 Jul 2014 13:41:24 +0000
List-Id: Layer 2 Virtual Private Networks <l2vpn.ietf.org>

Shunwan,

> 
> Dear all,
> 
> I have got into knots for presentment of ALL-ZERO-MAC's encapsulation
> in EVPN MAC/IP Advertisement route.
> 
> draft-bonica-l3vpn-orf-covering-prefixes-03 defines the "Default MAC
> Route ":
> 
>    o  Default MAC Route (DMR) - An EVPN MAC/IP Advertisement Route with
>       MAC Address length equal to 0.
> 
> But draft-rabadan-l2vpn-dci-evpn-overlay-01 said:
> 
> 2.5.1 Use of the Unknown MAC route to reduce unknown flooding
> 
>       The solution suggested in this document is based on the use of an
>       "Unknown MAC route" that is advertised by the Designated
> Forwarder
>       DC GW. The Unknown MAC route is a regular EVPN MAC/IP
>       Advertisement route where the MAC Address Length is set to 48 and
>       the MAC address to 00:00:00:00:00:00 (IP length is set to 0).
> 
> 
> Can we use a uniform way?

Yes, we'll update draft-bonica-l3vpn-orf-covering-prefixes to use
00:00:00:00:00:00 MAC as the Default MAC Route.

Yakov.

> 
> 
> Regards,
> Shunwan (Vincent)
> 
> -----邮件原件-----
> 发件人: L3VPN [mailto:[email-masked]] 代表 Thomas Morin
> 发送时间: 2014年6月27日 22:21
> 收件人: [email-masked]
> 抄送: [email-masked]
> 主题: Poll for adoption: draft-bonica-l3vpn-orf-covering-prefixes
> 
> Hello working group,
> 
> This email starts a two-week poll on adopting
> draft-bonica-l3vpn-orf-covering-prefixes-03 [1] as a working group
> item.
> 
> Please send comments to the list and state if you support adoption or
> not (in the later case, please also state the reasons).
> 
> This poll runs until July 12th.
> 
> 
> *Coincidentally*, we are also polling for knowledge of any IPR that
> applies to this draft, to ensure that IPR has been disclosed in
> compliance with IETF IPR rules (see RFCs 3979, 4879, 3669 and 5378 for
> more details).
> 
> ==> *If you are listed as a document author or contributor* please
> respond to this email and indicate whether or not you are aware of any
> relevant IPR.
> 
> The draft will not be adopted until a response has been received from
> each author and contributor.
> 
> If you are on the L3VPN WG mailing list but are not listed as an author
> or contributor, then please explicitly respond only if you are aware of
> any IPR that has not yet been disclosed in conformance with IETF rules.
> 
> Thank you,
> 
> Martin & Thomas
> l3vpn chairs
> 
> [1] http://tools.ietf.org/html/draft-bonica-l3vpn-orf-covering-
> prefixes-03