Appendix
Detailed Diagrams
of the Simple Transport Protocol
A.1. State machines for the Application Data Unit Manager (Simple Transport Protocol)
Figure A.1. Simple transport protocol. ADUM: translating the Open_Session_OK packet into an ADU
Figure A.2. Simple transport protocol. ADUM: translating the Open Session REF packet into an ADU
Figure A.3. Simple transport protocol. ADUM: translating the Cancel_Open_Session packet into an ADU
Figure A.4. Simple transport protocol. ADUM: translating the Data_Sent packet into an ADU
Figure A.5. Simple transport protocol. ADUM: translating the Data_Error packet into an ADU
Figure A.6. Simple transport protocol. ADUM: translating the Close_Session packet into an ADU
A.2. Detailed simulations of the Simple Transport Protocol
A.2.1. Initializing and configuring the medium
Figure A.7. Simple transport protocol. Simulation: configuring the medium (detailed)
A.2.2. No losses
A.2.2.1. Open session request without answer
Figure A.8. Simple transport protocol. Simulation: no losses, open session req without answer (Detailed 01)
Figure A.9. Simple transport protocol. Simulation: no losses, open session req without answer (Detailed 02)
A.2.2.2. Open session request with answer
Figure A.10. Simple transport protocol. Simulation: no losses, open session req with answer (Detailed)
A.2.2.3. Send data
Figure A.11. Simple transport protocol. Simulation: no losses, send data (detailed)
A.2.3. Losses
Figure A.12. Simple transport protocol. Simulation: losses, send data (detailed 01)
Figure A.13. Simple transport protocol. Simulation: losses, send data (detailed 02)
Figure A.14. Simple transport protocol. Simulation: losses, send data (detailed 03)
A.2.4. Losses and delay
Figure A.15. Simple transport protocol. Simulation: losses and delay; problems when acknowledging at two levels – opening session (Detailed 01)
Figure A.16. Simple transport protocol. Simulation: losses and delay; problems when acknowledging at two levels – end of opening session and configuration (detailed 02)
Figure A.17. Simple transport protocol. Simulation: losses and delay; problems when acknowledging at two levels – send data then acknowledge (Detailed 03)
Figure A.18. Simple transport protocol. Simulation: losses and delay; problems when acknowledging at two levels – discarded packet at protocol level (detailed 04)
Figure A.19. Simple transport protocol. Simulation: losses and delay; problems when acknowledging at two levels – resending acknowledgements (detailed 05)
Figure A.20. Simple transport protocol. Simulation: losses and delay; problems when acknowledging at two levels – all the acknowledgements are received (detailed 06)
