Re: [netext] Comments on draft-koodli-netext-multiaccess-indicator-03.txt

Rajeev Koodli <rkoodli@cisco.com> Thu, 22 March 2012 22:59 UTC

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Date: Thu, 22 Mar 2012 16:02:54 -0700
From: Rajeev Koodli <rkoodli@cisco.com>
To: Hui Deng <denghui02@gmail.com>
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Thread-Topic: [netext] Comments on draft-koodli-netext-multiaccess-indicator-03.txt
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Cc: netext@ietf.org
Subject: Re: [netext] Comments on draft-koodli-netext-multiaccess-indicator-03.txt
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Hi Hui,

On 3/21/12 12:52 AM, "Hui Deng" <denghui02@gmail.com> wrote:

> Hi Rajeev,
>  
> Excuse me for coming back late,
> 
> Rajeev:> No problem.
>  
> 1. I see your point, in the current draft, it only says logical interface,
> would better to describe how really means of that, for example, you may need
> implement virtual interface which take over all the interfaces.
> 
> Rajeev:> There is a NetExt ID dedicated for describing the Logical Interface.
> That¹s a good place for such a description. IMO.
>  
> 2. One apn is future, today there are still multiple APNs
> 
> Rajeev:> The design should support Œ>1 APN¹, so that it can support Œ=1 APN¹
> 
> 3. Where you would like to discuss your EAP draft? I have read it, would like
> to comment on it.
> 
> Rajeev:> NetExt is a good place.
> 
> Thanks.
> 
> -Rajeev
>  
> Best
>  
> -Hui
> 2012/3/8 Rajeev Koodli <rkoodli@cisco.com>
>> 
>> Hi Hui,
>> 
>> Thank you for reviewing the draft.
>> 
>> 1: I see your point. It¹s called Multi-access Indicator because it is able to
>> do flow mobility. You can have multiple interfaces but not be ³able and
>> willing² to do flow mobility
>> 
>> 2: You mean that flow mobility indication should be made specific to an APN?
>> I like your suggestion - what would be a good use case beyond the ³default²
>> APN?
>> 
>> BTW, have you seen
>> http://tools.ietf.org/html/draft-valmikam-eap-attributes-wifi-epc-integration
>> -00
>> 
>> Regards,
>> 
>> -Rajeev 
>> 
>> 
>> 
>> 
>> On 3/6/12 8:11 PM, "Hui Deng" <denghui02@gmail.com
>> <http://denghui02@gmail.com> > wrote:
>> 
>>> Hi Rajeev,
>>>  
>>> I have comments on your draft, you are assuming wifi eap authentication
>>> could indicate handover, so
>>> 1) maybe handover indicator is better than multiaccess indicator because UE
>>> connect to WIFI and need handover, it has already two interfaces
>>>  
>>> 2) I recommend you could support APN information in your eap extension,
>>> without this information such indicatotion may lead wrong APN (wrong source
>>> address)
>>>  
>>> thanks a lot for your consideration
>>>  
>>> -Hui
>>> 
>>>> ---------- Forwarded message ----------
>>>> From: <internet-drafts@ietf.org <http://internet-drafts@ietf.org> >
>>>> Date: 2012/3/3
>>>> Subject: I-D Action: draft-koodli-netext-multiaccess-indicator-03.txt
>>>> To: i-d-announce@ietf.org <http://i-d-announce@ietf.org>
>>>> 
>>>> 
>>>> 
>>>> A New Internet-Draft is available from the on-line Internet-Drafts
>>>> directories.
>>>> 
>>>>        Title           : Multi-access Indicator for Mobility
>>>>        Author(s)       : Rajeev Koodli
>>>>                          Jouni Korhonen
>>>>        Filename        : draft-koodli-netext-multiaccess-indicator-03.txt
>>>>        Pages           : 8
>>>>        Date            : 2012-03-02
>>>> 
>>>>   When a Mobile Node attaches to the mobile network using multiple
>>>>   access networks, it is important for the Mobile Network Gateway to
>>>>   know whether the Mobile Node is capable of simultaneous multi-access,
>>>>   so that the former can distribute the traffic flows using the most
>>>>   appropriate interface.  This document defines a new EAP attribute
>>>>   which can be used for such an indication to the Mobile Network
>>>>   Gateway.  The document also reserves a new MIP6-Feature-Vector flag.
>>>> 
>>>> 
>>>> A URL for this Internet-Draft is:
>>>> http://www.ietf.org/internet-drafts/draft-koodli-netext-multiaccess-indicat
>>>> or-03.txt
>>>> 
>>>> Internet-Drafts are also available by anonymous FTP at:
>>>> ftp://ftp.ietf.org/internet-drafts/
>>>> 
>>>> This Internet-Draft can be retrieved at:
>>>> ftp://ftp.ietf.org/internet-drafts/draft-koodli-netext-multiaccess-indicato
>>>> r-03.txt
>>>> 
>>>> _______________________________________________
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>>>>  
>>> 
>>> 
>>> 
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> 
>