Hi Lucy,

I'm confused with "in this case, WAN PE is aware of VxLAN, i.e. VxLAN ID 
will be used between DCGW and WAN PE to identify tenant virtual network. "

Will VxLAN ID still exist outside of DC Virtual Network? 

Thank you!

Regards,
Yuxia 


[email protected] 写于 2012-11-30 01:49:04:

> Hi Bhargav,
> 
> Thank you for the support and feedback.
> 
> Since this is the use case draft, it just focuses on the general use
> cases, not particular solution. There may be multiple solutions to 
> apply one use case and we do not intend to suggestion any solution 
> for a use case. In the case we need to give an example to explain 
> the use case, we should state out clearly that it is just an example.
> 
> Section 4.2 intends to describe the use case for a DC virtual 
> network and an external user network are connected via a WAN VPN. It
> gives one example how to make DC virtual network and WAN VPN 
> interworking via a local LAN, which is like rfc4364 option A. 
> Therefore, in this example, PE is not aware of VxLAN ID, DC GW will 
> map VxLAN ID to a local VLAN (ID). Since the VLAN ID is just local 
> between PE and CE, it should not be an issue of 12bits. However, you
> can also use rfc4364 option B to implement this use case, where DCGW
> and WAN PE acts as an ASBR in two ASes, in this case, WAN PE is 
> aware of VxLAN, i.e. VxLAN ID will be used between DCGW and WAN PE 
> to identify tenant virtual network. Other solutions can be implemented 
too.
> 
> We will fix the text in next version to make clear between a use 
> case and an example to describe the case.
> 
> Regards,
> Lucy 
> 
> 
> 
> > -----Original Message-----
> > From: [email protected] [mailto:[email protected]]
> > Sent: Thursday, November 29, 2012 8:54 AM
> > To: Lucy yong; [email protected]; [email protected]
> > Cc: [email protected]; [email protected]
> > Subject: RE: the request to adopt draft-mity-nvo3-use-case-04 as nvo3
> > WG document
> > 
> > Hi Lucy,
> > 
> > 
> > 
> > Support this draft and have a comment WRT section 4.2 *DC virtual
> > network and WAN VPN Interconnection*
> > 
> > 
> > 
> > The draft suggests to use VRF-LITE mechanism between PE2 and NVE2,
> > where VLAN is used to identfiy a customer/tenant. VxLAN is used in DC
> > networks to identify a tenant which is 24 bit where as VLAN is 12 bit.
> > Does the draft suggest to use VLAN or VxLAN between PE-CE?. If it were
> > VxLAN, should not PE be VxLAN aware ?
> > 
> > 
> > 
> > Thanks
> > Bhargav
> > 
> > ________________________________
> > From: [email protected] [[email protected]] On Behalf Of Lucy
> > yong [[email protected]]
> > Sent: Wednesday, November 28, 2012 11:41 AM
> > To: Matthew Bocci; Benson Schliesser
> > Cc: [email protected]; [email protected]
> > Subject: [nvo3] the request to adopt draft-mity-nvo3-use-case-04 as
> > nvo3 WG document
> > 
> > Hi Matthew and Benson,
> > 
> > In IETF 85 meeting, there is a good consent in keeping this draft as
> > individual WG document and move it along with the
> > problem/framework/requirement drafts. We, co-authors, would like see 
it
> > being adopted as WG doc. now.
> > 
> > Regards,
> > Lucy
> > 
> 
> _______________________________________________
> nvo3 mailing list
> [email protected]
> https://www.ietf.org/mailman/listinfo/nvo3

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