Download Validation of Telecom Systems with SDL by Laurent Doldi PDF
By Laurent Doldi
Validation of Communications structures with SDL offers a transparent functional consultant to validating, by way of simulation, a telecom approach modelled in SDL. SDL, the Specification and outline Language standardised via the overseas Telecommunication Union (ITU-T), is used to specify and increase advanced platforms equivalent to GSM, GPRS, UMTS, IEEE 802.11 or Hiperlan. because the downturn within the telecom undefined, validating a process sooner than its implementation has develop into vital to lessen costs.
This quantity publications you step-by-step during the validation of a simplified protocol layer, from interactive simulation to evidence of homes utilizing reachability research mixed with observers. each step is defined, utilizing the 2 major SDL instruments commercially on hand: ObjectGeode™ and Tau SDL™ Suite, either from Telelogic.
Contents:
- Short educational on SDL
- Presentation of the protocol layer case study
- Interactive simulation, MSC generation
- Scripting, computerized non-regression
- Auto matic validation opposed to MSC, HMSC, etc.
- Random simulation
- Exhaustive and bit-state simulation
- Errors detected and never detected by way of simulation
- Other simulator features
This publication will give you the chance to:
- Learn specialist validation ideas and tips
- Master complex simulation beneficial properties of Telelogic ObjectGeode™ and Tau SDL Suite™
- Practice 156 hands-on routines with recommendations. The SDL types and scripts utilized in the workouts may be downloaded from the Web.
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Validation of Telecom Systems with SDL
Validation of Communications structures with SDL offers a transparent functional consultant to validating, by means of simulation, a telecom process modelled in SDL. SDL, the Specification and outline Language standardised by way of the overseas Telecommunication Union (ITU-T), is used to specify and advance advanced structures resembling GSM, GPRS, UMTS, IEEE 802.
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Additional resources for Validation of Telecom Systems with SDL
Sample text
L_EstabInd (0) L_EstabResp process <
76 SDL model used for this case study is presented in Chapter 3. As opposed to ObjectGeode, the simulation features of Tau SDL Suite are split in two tools: • The Simulator: interactive simulation and automatic simulation, with ready-first2 scheduling. • The Validator: interactive, random and exhaustive simulation, with or without3 ready-first scheduling. 1 Compile the SDL model A. sdt. 1 appears. 1 2 The Tau SDL Suite Organizer When two transitions are ready, the one that actually became ready first will be executed.
Com with a text editor13 , and if necessary add a return in the two lines: Next-Transition 1 /* "No" */ to get: Next-Transition 1 /* "No" */ Remove the two lines: Define-MSC-Trace-Channels on Start-Interactive-MSC-Log 0 K. Save the file and close the text editor. com automatically. com (the first line starts the SDL trace): Set-GR-Trace 1 Next-Transition Next-Transition Next-Transition Next-Transition Output-To L_EstabReq (0) <