Re: [dtn-interest] FW: Results of IETF-conflict review for draft-irtf-dtnrg-tcp-clayer-08

Arjuna Sathiaseelan <arjuna.sathiaseelan@cl.cam.ac.uk> Tue, 25 February 2014 13:58 UTC

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From: Arjuna Sathiaseelan <arjuna.sathiaseelan@cl.cam.ac.uk>
To: "Ivancic, William D. (GRC-RHN0)" <william.d.ivancic@nasa.gov>
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Subject: Re: [dtn-interest] FW: Results of IETF-conflict review for draft-irtf-dtnrg-tcp-clayer-08
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Not sure whether this is operational - but some nice work by the folks
from Telefonica on time-shifting bulk transfers using DTN during
offpeak hours to transmit data at very minimal cost :

Delay Tolerant Bulk Data Transfers on the Internet
http://dl.acm.org/citation.cfm?doid=1555349.1555376

Arjuna

On 25 February 2014 13:55, Ivancic, William D. (GRC-RHN0)
<william.d.ivancic@nasa.gov> wrote:
> Are there any known "Operational" deployments of DTN?  I no NASA is
> investigating DTN, be we still do not have what I would call an Operational
> deployment.
>
> Also, LTE is a connected network.  How would DTN help here?  Dropbox and
> email work pretty well in this situation as does text messaging and even
> voice conversations (with voice mail when disconnected).
>
> Note, to the best of my knowledge, there was no high-rate DTN deployed on
> the Lunar Laser Communication Demonstration (LLCD).  Rather, DTN was sent
> over the link from one ground DTN agent to another.  I'm not sure at what
> rate.
>
> http://www.nasa.gov/content/disruption-tolerant-networking-experiments-with-optical-communications/#.UwyepiQmXAY
>
> Will
> ******************************
> William D. Ivancic
> Phone 216-433-3494
> Fax 216-433-8705
> Networking Lab 216-433-2620
> Mobile 440-503-4892
> http://roland.grc.nasa.gov/~ivancic
>
>
> From: Vint Cerf <vint@google.com>
> Date: Tuesday, February 25, 2014 4:43 AM
> To: "l.wood@surrey.ac.uk" <l.wood@surrey.ac.uk>
> Cc: dtn-interest <dtn-interest@irtf.org>
>
> Subject: Re: [dtn-interest] FW: Results of IETF-conflict review for
> draft-irtf-dtnrg-tcp-clayer-08
>
> there is a lot more TCP and IP network readily available than others so,
> statistically, this is not a surprise. I anticipate that LTE may prove
> another supporting environment. Of course, there continues to be work in
> deep space such as the latest laser comm tests to/from the moon at 600 Mb/s.
>
> vint
>
>
>
> On Tue, Feb 25, 2014 at 4:27 AM, <l.wood@surrey.ac.uk> wrote:
>>
>> Vint,
>>
>> the impression I've gained is that most bundle protocol use is over TCP -
>> that is,
>> rather than being a compatibility mechanism, TCP is the dominant transport
>> for the
>> bundle protocol.
>>
>> Are there any statistics or metrics of use that can shed light here?
>>
>> thanks
>>
>> Lloyd Wood
>> http://about.me/lloydwood
>> ________________________________________
>> From: Vint Cerf [vint@google.com]
>> Sent: 25 February 2014 08:51
>> To: Wood L  Dr (Electronic Eng)
>> Cc: dtn-interest
>> Subject: Re: [dtn-interest] FW: Results of IETF-conflict review for
>> draft-irtf-dtnrg-tcp-clayer-08
>>
>> Lloyd,
>> This makes it possible to support applications end to end over DTN
>> including the Internet.
>> It is a compatibility mechanism.
>>
>> vint
>>
>>
>>
>> On Tue, Feb 25, 2014 at 3:23 AM,
>> <l.wood@surrey.ac.uk<mailto:l.wood@surrey.ac.uk>> wrote:
>> Congratulations to  DTNRG on reaching the below milestone in getting
>> this draft well on the way to being published.
>>
>> It's been a long delay since draft-demmer-dtnrg-tcp-clayer-00.txt in
>> October
>> 2006, but defining how the bundle protocol is carried over TCP will go a
>> long
>> way to improving support for networked communications under the very
>> difficult disrupted and delay-tolerant network conditions when TCP
>> break...
>> um. Ah.
>>
>> Lloyd Wood
>> http://about.me/lloydwood
>> ________________________________________
>> From: IETF-Announce
>> [ietf-announce-bounces@ietf.org<mailto:ietf-announce-bounces@ietf.org>] On
>> Behalf Of The IESG [iesg-secretary@ietf.org<mailto:iesg-secretary@ietf.org>]
>> Sent: 24 February 2014 17:40
>> To: Lars Eggert;
>> draft-irtf-dtnrg-tcp-clayer@tools.ietf.org<mailto:draft-irtf-dtnrg-tcp-clayer@tools.ietf.org>;
>> jo@netlab.tkk.fi<mailto:jo@netlab.tkk.fi>
>> Cc: iana@iana.org<mailto:iana@iana.org>; The IESG;
>> ietf-announce@ietf.org<mailto:ietf-announce@ietf.org>
>> Subject: Results of IETF-conflict review for
>> draft-irtf-dtnrg-tcp-clayer-08
>>
>> The IESG has completed a review of draft-irtf-dtnrg-tcp-clayer-08
>> consistent with RFC5742.
>>
>>
>> The IESG has no problem with the publication of 'Delay Tolerant
>> Networking TCP Convergence Layer Protocol'
>> <draft-irtf-dtnrg-tcp-clayer-08.txt> as an Experimental RFC.
>>
>>
>> The IESG has concluded that there is no conflict between this document
>> and IETF work.
>>
>>
>>
>> The IESG would also like the IRTF to review the comments in the
>> datatracker related to this document and determine whether or not they
>> merit incorporation into the document. Comments may exist in both the
>> ballot and the history log.
>>
>> The IESG review is documented at:
>> http://datatracker.ietf.org/doc/conflict-review-irtf-dtnrg-tcp-clayer/
>>
>> A URL of the reviewed Internet Draft is:
>> http://datatracker.ietf.org/doc/draft-irtf-dtnrg-tcp-clayer/
>>
>> The process for such documents is described in RFC 5743
>>
>> Thank you,
>>
>> The IESG Secretary
>>
>>
>> _______________________________________________
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>> dtn-interest@irtf.org<mailto:dtn-interest@irtf.org>
>> https://www.irtf.org/mailman/listinfo/dtn-interest
>>
>
>
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-- 
Arjuna Sathiaseelan | http://www.cl.cam.ac.uk/~as2330/