Hi everyone,

This update addresses 2 out of 3 major comments that we got at the last meeting:

1) also fall-back to UDP  => done.  This turned out to be much easier than I 
thought because the set of transport features for which TCP is a possible 
fall-back is, with *one* exception (receiving a message) strictly a superset of 
transport features for which UDP is a possible fall-back.   Sorry for the 
clumsy sentence but the point is, TCP itself is of course *not* strictly a 
superset of UDP itself, but that doesn’t matter.  Anyway, because of this 
superset relationship, we were able to just mark limitations that arise when 
requiring to fall back to UDP with (!UDP).

2) make it clearer that the abstract interface description of the min set is 
*not* an API proposal => done. I hope this is now clear enough for folks.

3) make it less TCP-specific, also consider fall-back to e.g. TLS => not done. 
Maybe next time?

Thanks for the very useful feedback, everyone who was there last time!

Also, there are now considerations on how to begin. With the minset as it was, 
it is possible for TAPS to choose UDP as a protocol and for the application to 
later request reliability. At least such deadlocks must be prevented - I’m not 
claiming that what we put in there is generally ideal (in fact the text 
explains why it isn’t), but it is one possible approach that avoids such 
deadlocks.


Chairs: I’d like to request a 20-minute slot for this update, if possible  (I 
think this should be enough including discussions, as my presentation would 
probably fit in about 10 minutes).

Cheers,
Michael



> On Oct 23, 2017, at 1:43 AM, [email protected] wrote:
> 
> 
> A New Internet-Draft is available from the on-line Internet-Drafts 
> directories.
> This draft is a work item of the Transport Services WG of the IETF.
> 
>        Title           : A Minimal Set of Transport Services for TAPS Systems
>        Authors         : Michael Welzl
>                          Stein Gjessing
>       Filename        : draft-ietf-taps-minset-00.txt
>       Pages           : 53
>       Date            : 2017-10-22
> 
> Abstract:
>   This draft recommends a minimal set of IETF Transport Services
>   offered by end systems supporting TAPS, and gives guidance on
>   choosing among the available mechanisms and protocols.  It is based
>   on the set of transport features given in the TAPS document draft-
>   ietf-taps-transports-usage-08.
> 
> 
> The IETF datatracker status page for this draft is:
> https://datatracker.ietf.org/doc/draft-ietf-taps-minset/
> 
> There are also htmlized versions available at:
> https://tools.ietf.org/html/draft-ietf-taps-minset-00
> https://datatracker.ietf.org/doc/html/draft-ietf-taps-minset-00
> 
> 
> Please note that it may take a couple of minutes from the time of submission
> until the htmlized version and diff are available at tools.ietf.org.
> 
> Internet-Drafts are also available by anonymous FTP at:
> ftp://ftp.ietf.org/internet-drafts/
> 
> _______________________________________________
> Taps mailing list
> [email protected]
> https://www.ietf.org/mailman/listinfo/taps

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