Re: [HOKEY] Change proposal for ERP-AAK - 1: NAS-Identifier Redefining

Zhen Cao <zehn.cao@gmail.com> Sun, 09 October 2011 02:39 UTC

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Date: Sun, 09 Oct 2011 10:39:29 +0800
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From: Zhen Cao <zehn.cao@gmail.com>
To: Glen Zorn <glenzorn@gmail.com>
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Cc: hokey@ietf.org
Subject: Re: [HOKEY] Change proposal for ERP-AAK - 1: NAS-Identifier Redefining
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I think  we should be careful adding more semantics to the current
tools, otherwise it takes longer to converge.

How about re-use the NAS-Id and in the string part, make it a
FQDN-alike way, then that depends on the implementation only.

On Wed, Oct 5, 2011 at 8:03 PM, Glen Zorn <glenzorn@gmail.com> wrote:
> On 9/29/2011 4:20 PM, Qin Wu wrote:
>
>> Hi,
>> As we discussed on the list to draft-ietf-hokey-erp-aak, NAS Identifier
>> defined in the section 5.32 of RFC2865
>> is not appropriate to be used in the inter-realm hanover case. Since
>> CAP(s) and/or SAP are not global identifier
>> and the value they are choosing may conflict with each other, therefore
>> I propose to redefine NAS-Identifier,
>> in other words, abandon using NAS-Identifer in the
>> draft-ietf-hokey-erp-aak-05, instead, replace it with CAP-Identifier
>> as belows:
>>
>> "
>>
>>    CAP-Identifier: This is carried in a TLV
>>
>>    payload. The type is TBD. This attribute contains a string
>> identifying the Candidate Access Points prior to the
>>
>>    arrival of the MH at the Candidate Access Network (CAN).It is used by
>> the SAP to advertise the identifier(s) of
>>
>>    CAP(s) to the peer and EA server.
>>
>> "
>
> OK, but this needs a format specification (FQDN might be good).
>
>>
>> Regards!
>> -Qin
>>
>>
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-- 
Best regards,
Zhen