[Sis-uce] Suggestion for CFDP (add EOF-Received Indication)

Timothy Ray timothy.j.ray at nasa.gov
Wed Mar 31 14:14:53 EST 2004


Hello all,

I suggest that we:
   1) Add an "EOF-Received" Indication to CFDP
   2) Add an MIB parameter to enable/disable it
       ("EOF-Received.indication required?" "yes or no")

My rationale:
   This Indication is useful for some mission scenarios; CFDP has the information, why not make it available to the user?

Example of usefulness:
   The Global Precipitation Measurement mission is using CFDP.  Their link is one-way (telemetry only) most of the time.  They blast files down during the one-way link, and then enable the feedback loop during the two-way link.  The EOF-Received Indication allows the Receiver to suspend each transaction upon receipt of an EOF PDU.  All transactions are then resumed at the start of the two-way link.  (A similar mechanism on-board uses the EOF-Sent Indication)

Best regards,
Tim Ray
NASA/Goddard
Tim.Ray at nasa.gov

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