Re: [hiprg] rfid-04

Pascal Urien <pascal.urien@gmail.com> Mon, 14 November 2011 23:02 UTC

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Date: Tue, 15 Nov 2011 00:02:06 +0100
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From: Pascal Urien <pascal.urien@gmail.com>
To: Andrei Gurtov <gurtov@hiit.fi>
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Subject: Re: [hiprg] rfid-04
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Hi Andrei,

 The first mesage delivered by the HIP-RFID protocol is I1-T whose
packet type is 0x40

 This value could be normalized by IANA ?

Best Regards

Pascal


2011/11/14, Andrei Gurtov <gurtov@hiit.fi>fi>:
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> I read the new draft, which will be presented on Thursday HIPRG
> http://tools.ietf.org/html/draft-irtf-hiprg-rfid-04
>
> I was wondering, is proposed T-BEX interoperating with RFC5201 or
> 5201bis or DEX HIP? If no, don't we need to request separate IANA
> protocol version (or even number)? Is there some way that HIP hosts
> can determine which version the other peer is speaking (perhaps that
> needs to be embedded to metadata stored for mapping in DNSSEC, DHT, etc).
>
> Regarding HIT-I, is it newly generated for each exchange with a reader?
> Draft mentions HIIT-I is generated pseudorandomfly by RFID, but also
> says RFID doesn't have timers. So how the randomness can be provided,
> if there is no system clock to seed it? How long the generation
> process typically takes on a RFID?
>
> Maybe section 1.5 could be extended to summarize differences between
> HIP and RFID-HIP in a bit more detail (e.g. in base exchange messages)
>
> Andrei
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