Direct Data Placement (DDP) over Reliable Transports

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Direct Data Placement (DDP) over Reliable
Transports

• 58th IETF Minneapolis
• 11th November 2003
• draft-ietf-rddp-ddp-01
• Hemal V. Shah, Intel Corporation
• hemal.shah_at_intel.com

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Changes since last draft (IETF-56)

• draft-ietf-rddp-ddp-00 was updated to
  draft-ietf-rddp-ddp-01
• Deleted text in Section 3.2 about disabling DDP
  Stream due to lack of an associated Untagged
  Buffer
• It was addressed in Section 9.1
• In Section 9.1, added an implementers note for
  Untagged DDP Messages to allow DDP
  implementations to treat lack of an associated
  buffer as a system fault and recover from it
• Added a reference to the security draft
  (draft-pinkerton-rddp-security-00.txt) in Section
  10

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Section 9.1 Implementers Note

• DDP implementations SHOULD consider lack of an
  associated buffer as a system fault
• DDP implementations MAY try to recover from the
  system fault using LLP means in a ULP-transparent
  way
• DDP implementations SHOULD NOT permit system
  faults to occur repeatedly or frequently.