See comments inline.

2009/12/23 孙崇伟 <[email protected]>:
>
>
> 2009/12/21 Frederic-Philippe Metz <[email protected]>
>>
>> Hi all,
>>
>> within the context of a centralized enrollement, I have some questions
>> abut rules and functionalities:
>>
>> Section 3.6.1. figures out that for first time setup, the user queries
>> DNS on the overlay name and gets the address of a configuration
>> server. The configuration server in then contacted and a configuration
>> document is provided to the user, having the content of a bootstrap
>> node and an enrollment server. The configuration document is described
>> in section 10.1.
>>
>> Correct so far ?
>>
>> But the user needs a certificate first. So Section 3.6.2 says that the
>> user performs a connection to the enrollment server (with username/pw)
>> to obtain a certificate (with node-id, etc.).
>>
>> Correct so far ?
>>
>> In conflict to that, section 10.2. states that the adress of the
>> enrollment server is found with a DNS query, not with the content of a
>> configuration document and, furthermore, the configuration document is
>> downloaded from enrollment server and the certificate, according to
>> section 10.3, is assigned by an credential-server.
>>
>> Please help me clarifying this conflict.
>>
>> From my understanding by now, there is:
>>
>> 1. initially one server providing a configuration document, including
>> the bootstrap-nodes (and some other things for joining the overlay).
>> The address is resolved by querying the overlay name.
>
> in 10.1 (the second latest paragraph of page 110),the draft said:"this
> element represents the address of one of the bootstrap nodes. It has an
> attribute called "address" that represents the IP address".so it is no need
> to resolve the address by querying the overlay name.

Yes, I meant the server providing the config document. This name is
resolved by DNS.

>>
>> 2. The user then queries the service name p2psip_enroll and get the
>> address of an Enrollment server. The user performs a connection to get
>> a certificate (with node-id etc.). This certificate is assigned by the
>> enrollment server.
>
> Do you mean both the certification assignment and node-ID assignment are
>  achieved by the enrollment server?right?

Yes.

>>
>> 3. The user then joins the overlay with the given certificate.
>>
>> But this lacks some understanding of a credential-server and/or Rules
>> on the other elements/servers/functionalities.
>>
>> Regards,
>>  frederic
>> _______________________________________________
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>
>
>
> --
> Sun Chongwei
> Mobile LIfe and New Media Lab
> Beijing University of Posts and Telecommunications
>
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