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SMR3 & IMV - Coggle Diagram

- - - - RE not iso-MIG
      - Big Bang
      - Risk of inconsistencies if RE fails
      - May adapt processes (ex: update TS vs BRV already kown)
  - - - DGO: 2 interfaces to build & use
    - - RE remains iso-MIG (Close contains ref of RE messages)
      - smooth migration (no Big Bang)
    - - High: via DEX
      - Low (RE): via CMS
- - - - SA in the past (Combined Switch) - CMS triggers DEX to resend
      - RE not iso-MIG (Close cannot contains ref of RE messages. But can contain ticket ID)
      - Big Bang
      - Risk of inconsistencies if RE fails
    - - Single source: DEX
        
        TS on request feasible
        
        Transaction ID ok
  - - - 2 Queues --> Ordering issues
      - DEX is not single source
        
        DEX should not publish if CMS already did
      - Original Transaction ID not feasible (Original vs update)
    - - SA in the past (Combined Switch) remains As Is in CMS
      - RE remains iso-MIG