Re: [6tsch] terminology draft: quick questions

Pascal Thubert <pascal.thubert@gmail.com> Fri, 12 July 2013 16:47 UTC

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From: Pascal Thubert <pascal.thubert@gmail.com>
Date: Fri, 12 Jul 2013 18:47:18 +0200
To: Qin Wang <qinwang@berkeley.edu>
Cc: Thomas Watteyne <watteyne@eecs.berkeley.edu>, "Pascal Thubert (pthubert)" <pthubert@cisco.com>, 6TSCH <6tsch@ietf.org>
Subject: Re: [6tsch] terminology draft: quick questions
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Well we still need to indicate that the link scope is one radio hop, that much is non obvious. And I think it is better to have the entry if only to avoid any confusion and insist that we use the IETF term, what do you think?

Pascal

Le 12 juil. 2013 à 18:42, Qin Wang <qinwang@berkeley.edu> a écrit :

> Hi Pascal,
> 
> Do you mean we use same definition of Link as IP link? If yes, maybe we can remove the term of "Link" from this draft. How do you think?
> 
> Thanks
> Qin
> 
> 
> 
> On Fri, Jul 12, 2013 at 11:04 PM, Pascal Thubert (pthubert) <pthubert@cisco.com> wrote:
>> Hi Thomas:
>> 
>>  
>> 
>> As an IETF document we can expect that the reader will understand the link as an IP link as opposed to a 802.15.4e one.
>> 
>> Maybe our terminology should refer to existing RFCs and say that we have the same concept. We need to insist that these are one hop things for L3 operations…
>> 
>>  
>> 
>> RFC 4862
>> 
>> 
>> 
>> 
>>    link -  a communication facility or medium over which nodes can
>> 
>>      communicate at the link layer, i.e., the layer immediately below
>> 
>>       IP.  Examples are Ethernets (simple or bridged); PPP links; X.25,
>> 
>>       Frame Relay, or ATM networks; and Internet (or higher) layer
>> 
>>       "tunnels", such as tunnels over IPv4 or IPv6 itself.  The protocol
>> 
>>       described in this document will be used on all types of links
>> 
>>       unless specified otherwise in the link-type-specific document
>> 
>>       describing how to operate IP on the link in line with [RFC4861].
>> 
>>    interface -  a node's attachment to a link.
>> 
>>  
>> 
>> http://tools.ietf.org/html/draft-ietf-autoconf-manetarch-07
>> 
>> 
>>   
>>    Link
>>       a communication facility or medium over which nodes can
>>       communicate at the link layer, i.e., the layer immediately below
>>       IP.  Examples are Ethernets (simple or bridged), PPP links, X.25,
>>       Frame Relay, or ATM networks as well as internet (or higher) layer
>>       "tunnels", such as tunnels over IPv4 or IPv6 itself.
>>  
>> 
>> Cheers,
>> 
>>  
>> 
>> Pascal
>> 
>>  
>> 
>> From: 6tsch-bounces@ietf.org [mailto:6tsch-bounces@ietf.org] On Behalf Of Thomas Watteyne
>> Sent: vendredi 12 juillet 2013 15:40
>> 
>> 
>> To: 6TSCH
>> Subject: [6tsch] terminology draft: quick questions
>>  
>> 
>> Maria Rita,
>> 
>>  
>> 
>> I'm going over the (draft) terminology draft at https://bitbucket.org/6tsch/draft-palattella-6tsch-terminology/ , and see that the term "link" is defined as
>> 
>>  
>> 
>> "Single-hop connection between two or more devices. It can be dedicated (point-to-point), multi-point, broadcast."
>> 
>>  
>> 
>> Quick questions:
>> 
>> - do we want to use the term link at all. This raised some conflicts with IETF and IEEE802.15.4e terminology, and we went for "bundle" and "cell". Maybe this "link" refers to a different element?
>> 
>> - in the current definition, what do p-to-p and multi-point mean?
>> 
>>  
>> 
>> Thanks,
>> 
>> Thomas
>> 
>>  
>> 
>> 
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> 
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