eader trick for extensibility might work
> Thanks,
>
> weiguo
>
>
> From: Deepak Kumar (dekumar) [deku...@cisco.com]
> Sent: Wednesday, November 04, 2015 14:51
> To: Sam Aldrin
> Cc: Shahram Davari; nvo3@ietf.org; Dacheng Zhang
>
>
v...@broadcom.com>>,
"nvo3@ietf.org<mailto:nvo3@ietf.org>" <nvo3@ietf.org<mailto:nvo3@ietf.org>>,
Dacheng Zhang <dacheng....@alibaba-inc.com<mailto:dacheng@alibaba-inc.com>>
Subject: RE: [nvo3] draft--pang--nvo3--vxlan--path--detection--01
ement and
>reasonable deployment from it.
>
>
>Thanks,
>Yizhou
>
>
>-邮件原件-
>发件人: nvo3 [mailto:nvo3-boun...@ietf.org] 代表 Tom Herbert
>发送时间: 2015年11月5日 6:05
>收件人: Haoweiguo
>抄送: Sam Aldrin; Shahram Davari; nvo3@ietf.org; Dacheng Zhang; Deepak
>Kumar (dekumar)
&g
t; Yizhou
>
>
> -邮件原件-
> 发件人: nvo3 [mailto:nvo3-boun...@ietf.org] 代表 Tom Herbert
> 发送时间: 2015年11月5日 6:05
> 收件人: Haoweiguo
> 抄送: Sam Aldrin; Shahram Davari; nvo3@ietf.org; Dacheng Zhang; Deepak
> Kumar (dekumar)
> 主题: Re: [nvo3] draft--pang--nvo3--vxlan--path--detection--0
3-boun...@ietf.org>> on behalf of
Shahram Davari <dav...@broadcom.com<mailto:dav...@broadcom.com>>
日期: 2015年11月4日 星期三 上午9:33
至: "nvo3@ietf.org<mailto:nvo3@ietf.org>" <nvo3@ietf.org<mailto:nvo3@ietf.org>>
主题: [nvo3] draft-‐pang-‐nvo3-‐vxlan-‐path-‐
Hi,
This draft needs to address how intermediate L3 routers are going to see these
VXLAN OAM packets, since L3 routers just do L3 routing and don’t look at the
payload to see it is VXLAN and then see that these are PD OAM packets. The only
option I can think of is TTL expiry, otherwise it
-inc.com]
Sent: Tuesday, November 03, 2015 5:53 PM
To: Shahram Davari; nvo3@ietf.org
Subject: Re: [nvo3] draft--pang--nvo3--vxlan--path--detection--01
This draft actually proposes a mechanism where the intermediates are required
to recognize the vxlan oam packets. If this assumption is broken
i
<dav...@broadcom.com>
日期: 2015年11月4日 星期三 上午9:33
至: "nvo3@ietf.org" <nvo3@ietf.org>
主题: [nvo3] draft-‐pang-‐nvo3-‐vxlan-‐path-‐detection-‐01
Hi,
This draft needs to address how intermediate L3 routers are going to see
these VXLAN OAM packets, since L3 routers just
星期三 上午9:58
至: dacheng de <dacheng@alibaba-inc.com>, "nvo3@ietf.org"
<nvo3@ietf.org>
主题: Re: [nvo3] draft--pang--nvo3--vxlan--path--detection--01
The only text I can see is the following:
“Each network device receives the Path Tracking packet from its
upstream dev
ailto:nvo3@ietf.org>
Subject: Re: [nvo3] draft--pang--nvo3--vxlan--path--detection--01
This draft actually proposes a mechanism where the intermediates are required
to recognize the vxlan oam packets. If this assumption is broken, the solutions
proposed in this draft may not be effecti
;> -sam
>>
>>> On Nov 3, 2015, at 6:02 PM, Shahram Davari <dav...@broadcom.com
>>> <mailto:dav...@broadcom.com>> wrote:
>>>
>>> I think your assumption is broken. But you have an alternative method and
>>> that is using TTL expir
Davari; nvo3@ietf.org
Subject: Re: [nvo3] draft--pang--nvo3--vxlan--path--detection--01
I can give a simple example. A OpenFlow switch can easily be used to support
this function. But of course it is an example, we do not try to argue that we
should use Openflow.
发件人: nvo3 <nvo3-b
TL expiry.
>>
>> Thx
>> SD
>>
>> From: Dacheng Zhang [mailto:dacheng....@alibaba-inc.com
>> <mailto:dacheng@alibaba-inc.com>]
>> Sent: Tuesday, November 03, 2015 5:53 PM
>> To: Shahram Davari; nvo3@ietf.org <mailto:nvo3@ietf.org>
人: nvo3 <nvo3-boun...@ietf.org<mailto:nvo3-boun...@ietf.org>> on behalf of
Shahram Davari <dav...@broadcom.com<mailto:dav...@broadcom.com>>
日期: 2015年11月4日 星期三 上午9:33
至: "nvo3@ietf.org<mailto:nvo3@ietf.org>" <nvo3@ietf.org<mailto:nvo3@ietf.org>>
主题:
ken,
> the solutions proposed in this draft may not be effective.
>
> Cheers
>
> Dacheng
>
> *发件人**: *nvo3 <nvo3-boun...@ietf.org> on behalf of Shahram Davari <
> dav...@broadcom.com>
> *日期**: *2015年11月4日 星期三 上午9:33
> *至**: *"nvo3@ietf.org" <nv
Davari
<dav...@broadcom.com>
日期: 2015年11月4日 星期三 上午10:02
至: dacheng de <dacheng@alibaba-inc.com>, "nvo3@ietf.org"
<nvo3@ietf.org>
主题: Re: [nvo3] draft--pang--nvo3--vxlan--path--detection--01
I think your assumption is broken. But you have an alternative method a
Zhang [mailto:dacheng@alibaba-inc.com]
> Sent: Tuesday, November 03, 2015 5:53 PM
> To: Shahram Davari; nvo3@ietf.org
> Subject: Re: [nvo3] draft--pang--nvo3--vxlan--path--detection--01
>
> This draft actually proposes a mechanism where the intermediates ar
> *From:* Dacheng Zhang [mailto:dacheng@alibaba-inc.com]
> *Sent:* Tuesday, November 03, 2015 5:53 PM
> *To:* Shahram Davari; nvo3@ietf.org
> *Subject:* Re: [nvo3] draft--pang--nvo3--vxlan--path--detection--01
>
>
>
> This draft actually proposes a mechanism where the
bit is
>>>> set, they need to implement DPI for the same.
>>>>
>>>> Secondly, imagine when there exists a loop. In fact, they do exist even in
>>>> controller based networks.
>>>>
>>>> Speaking as an operator, as menti
draft may not be effective.
Cheers
Dacheng
???: nvo3 <nvo3-boun...@ietf.org<mailto:nvo3-boun...@ietf.org>> on behalf of
Shahram Davari <dav...@broadcom.com<mailto:dav...@broadcom.com>>
??: 2015?11?4? ??? ??9:33
?: "nvo3@ietf.org<mailto:nvo3@ietf.org>" <n
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