Re: [vnfpool] New Version Notification for draft-hares-vnf-pool-use-case-00.txt

Zongning <zongning@huawei.com> Mon, 27 January 2014 03:15 UTC

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From: Zongning <zongning@huawei.com>
To: Susan Hares <shares@ndzh.com>, "vnfpool@ietf.org" <vnfpool@ietf.org>
Thread-Topic: New Version Notification for draft-hares-vnf-pool-use-case-00.txt
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Date: Mon, 27 Jan 2014 03:15:04 +0000
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Cc: Spencer Dawkins <spencerdawkins.ietf@gmail.com>, Martin Stiemerling <martin.stiemerling@neclab.eu>
Subject: Re: [vnfpool] New Version Notification for draft-hares-vnf-pool-use-case-00.txt
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Hi, Sue,

This is really an excellent draft describing several interesting and real scenarios of vnfpool !

Some quick notes:
1) Quite a number of VNFs are listed in your implementations. Could you please roughly describe how these VNFs are organized (e.g., allocated amongst pools, managed by pool managers)? I strongly believe those details would be good reference to vnfpool architecture as potential next step work.
2) I am not sure I completely understand the case of "application scaling". Do you mean that VNFs are used to handle the application requests, or just used to implement the applications themselves? I also don't quite understand "2 Million URI references for each access node". Could you elaborate more on this?
3) Still some editorial nits - like "DCHP"? :-)

Thanks.

-Ning

> -----Original Message-----
> From: Susan Hares [mailto:shares@ndzh.com]
> Sent: Wednesday, January 22, 2014 1:27 AM
> To: vnfpool@ietf.org
> Cc: Spencer Dawkins; Martin Stiemerling; Zongning
> Subject: FW: New Version Notification for draft-hares-vnf-pool-use-case-00.txt
> 
> Hi all:
> 
> I've posted a rough draft on use cases behind the VNF Pool effort.
> I look forward to your comments on the list.
> 
> Sue
> 
> PS - please be kind in comments .. it is a "rough" draft..
> 
> 
> -----Original Message-----
> From: internet-drafts@ietf.org [mailto:internet-drafts@ietf.org]
> Sent: Tuesday, January 21, 2014 12:24 PM
> To: Karthikeyan Subramaniam; Susan Hares; Susan Hares
> Subject: New Version Notification for draft-hares-vnf-pool-use-case-00.txt
> 
> 
> A new version of I-D, draft-hares-vnf-pool-use-case-00.txt
> has been successfully submitted by Susan Hares and posted to the IETF
> repository.
> 
> Name:		draft-hares-vnf-pool-use-case
> Revision:	00
> Title:		Use Cases for Resource Pools with Virtual Network Functions
> (VNFs)
> Document date:	2014-01-21
> Group:		Individual Submission
> Pages:		12
> URL:
> http://www.ietf.org/internet-drafts/draft-hares-vnf-pool-use-case-00.txt
> Status:
> https://datatracker.ietf.org/doc/draft-hares-vnf-pool-use-case/
> Htmlized:       http://tools.ietf.org/html/draft-hares-vnf-pool-use-case-00
> 
> 
> Abstract:
>    In the context of virtualization, a service essentially consists of a
>    set of Virtualized Network Functions (VNFs) with each VNF building on
>    top of virtualization infrastructure to implement a specific network
>    functions along with the data connections between VNFs.  VNFs may be
>    highly distributed existing in devices in data center networks,
>    mobile networks or satellite networks.  In some of these
>    environments, the resources are highly constrained.
> 
>    This draft provides seven use cases the authors have implemented in
>    demonstration or deployed code for the following network function
>    virtualization: cloud bursting, parental controls, load balancer for
>    multipath (L1-L7), WAN optimization that runs either between access
>    nodes and Data Centers, WAN optimization between mobile phones to
>    Data Centers (through access nodes), application placement
>    optimization, and optimized placement of web applications utilizing
>    minimal data transfer.
> 
> 
> 
> 
> Please note that it may take a couple of minutes from the time of submission
> until the htmlized version and diff are available at tools.ietf.org.
> 
> The IETF Secretariat
>