[Css-csts] One change to SLE Blue Books Version 5 ( currently with CCSDS Editor)

[Sylvain Gully]

Dear Margherita,

DLR has no objection to the minor changes to the SLE version 5.

Best Regards,
Sylvain

Am 01.07.2016 um 15:36 schrieb Margherita.di.Giulio at esa.int:
> Dear CSTS WG Members,
> at ESA we have come up with a (minor) change  which we would like to 
> introduce in two SLE Books - CLTU and FSP.
> The change relates to the "Throw Events" capability, which is now 
> widely used at ESA as it allows to do station's configuration actions 
> by the Mission Control Centre
> The request we have received from our operators is, simply,  to extend 
> the length of the qualifier of the event  (the "eventQualifier") from 
> currently 128 bytes to 1024 bytes (see details below*)
> They deem that the present qualifier format is overly restrictive and 
> should be changed to accommodate longer qualifier strings, in other 
> words, it should accommodate longer lists of parameters.
>
> Given that the CLTU and FSP books happen to be still in the Editor's 
> queue (following the Agency Review),we have a chance to inject now 
> this last-minutes change.
> If that succeeds, the change would already be available in the 
> upcoming the SLE version 5
> Obviously, the change  is backward compatible with implementations 
> respecting the existing constraint.
>
> With this e-mail, I would like to ask the Working Group members if 
> they agree to the change.
> If  there will be no objection, we will immediately proceed with the 
> update of the books. Then, the Editor will at last release all the 5 
> SLE books for the poll.
>
> Please let me have your answer by 6 July cob.
> Kind regards,
> Margherita
>
> --------------------------------------------------------------------------------------- 
>
> * The affected data structure and the required change are :
>
> from:
>  CltuThrowEventInvocation ::= SEQUENCE
> { invokerCredentials Credentials
> , invokeId InvokeId
> , eventInvocationIdentification EventInvocationId
> , eventIdentifier IntPosShort
> , eventQualifier OCTET STRING (SIZE (1 .. *128*))
> }
>
> to:
> CltuThrowEventInvocation ::= SEQUENCE
> { invokerCredentials Credentials
> , invokeId InvokeId
> , eventInvocationIdentification EventInvocationId
> , eventIdentifier IntPosShort
> , eventQualifier OCTET STRING (SIZE (1 .. *1024*))
> }
>
> --------------------------------------------------------------
> *Margherita di Giulio*
> Ground Station Back-end Section (OPS-GIB)
>
> *European Space Agency ESA/ESOC*
> Robert-Bosch-Str. 5
> D-64293 Darmstadt - Germany
> Tel: +49-6151-902779
> e-mail: Margherita.di.Giulio at esa.int
>
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