Re: [dhcwg] a question for rfc3993

[Ralph Droms <rdroms at cisco.com>]

The relay agent is responsible for inserting the Subscriber-ID suboption.
How the specific value for the suboption is selected for a subscriber is up
to the implementation and out of scope for the specification.

- Ralph


On 2/20/07 8:33 PM, "CTO WEN Haibo" <Haibo.WEN at alcatel-sbell.com.cn> wrote:

> Dear all,
>  
> I have a question about RFC3993 (i.e.,"Subscriber-ID Suboption for the Dynamic
> Host Configuration Protocol (DHCP) Relay Agent Option"). Hope you could help
> me.
> In this RFC, it says:
>    Subscriber-ID suboption carries a value that can be independent of
>    the physical network configuration through which the subscriber is
>    connected.  ...  The "subscriber-id" assigned by the provider
>    is intended to be stable as customers connect through different
>    paths, and as network changes occur.
> I want to know who is responsible to insert this sub-option? If it is the
> relay agent, what policy or mapping are used for inserting this suboption into
> the DHCP message from the some DHCP client?
> Hope you could help me remove these confusions.
>  
> Thank you in advance.
>  
> Best regards, 
> Haibo WEN
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> dhcwg at ietf.org
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