Sisteme de comutatie si rutare (SCR)
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Year: |
III TST-E Telecommunications Technologies
and Systems English language |
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Course: |
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Laboratory: |
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Project: |
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C O U R S E S (Room 368) |
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Course 1: 26.02.25 8 am -10 am |
Chapter 1: Digital Switching |
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Course 2: 06.03.25 10 am -12 pm |
4. Multiple
Stage Switch with Complete Permutation Paths (Clos) 5. Strictly
Non-Blocking Three-Stage Clos Switch |
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Course 3: 11.03.25 8 am -10 am |
8. Generalization
of Clos condition 9. Multiple
Stage Switches with Single Path (Banyan) 10. Batcher-Banyan
Switches (optional) |
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Course 4: 18.03.25 8 am -10 am |
11. Multiple
Stage Switches with Multiple Path |
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Course 5: 25.03.25 8 am -10 am |
14. STS
Switch 15. TST
Switch 16. TSSST
Switch (optional) 17. Practical examples of telephone exchanges and switch fabrics (optional) 18. Switches in cloud (optional) |
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Course 6: 01.04.25 8 am -10 am |
Chapter 2: Traffic Analysis |
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Course 7: 08.04.25 8 am -10 am |
21. M/M/1/∞ System 22. M/M/1/N System TUTORIALS: |
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Course 8: 15.04.25 8 am -10 am |
23. M/M/m/∞ System. Erlang C Formula 24. M/M/m/m System. Erlang B Formula TUTORIALS: |
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22.04.25 |
Holiday |
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Course 9: 29.04.25 8 am -10 am |
25. M/D/m/∞ and M/D/1/∞
Systems 26. M/G/1/∞ System. Pollaczek-Khinchin Formula 27. Traffic Processing TUTORIALS: Queuing Systems with Poisson arrivals and
services Queueing Systems with Poisson
arrivals, Poisson, Deterministic and General services |
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Course 10: 06.05.25 8 am -10 am |
Chapter 3: Routing Algorithms 28. Basics of Routing:
Definitions |
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Course 11: 13.05.25 8 am -10 am |
29.
Bellman-Ford Algorithm 30.
Dijkstras Algorithm |
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Course 12: 20.05.25 8 am -10 am |
31. Floyd-Warshall
Algorithm (optional) 32. Comparison between
Bellman-Ford, Dijkstras and Floyd-Warshall Routing
Algorithms 33. Cost function |
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Course 13: 27.05.25 8 am -10 am |
34. Optimal Routing |
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Course 14: 03.06.25 8 am -10 am |
* Review * Examples of subjects given at
2023-2024 exam |
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L A B O R A T O R I E S (Rooms 211/A, 209) |
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Lab. 1: 26.02.25 8 am 10 pm 27.02.25 4 pm 8 pm |
2331/1 (Room 211/A) 2331/2 (Room 209), 2331/3 (Room
209) |
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Lab. 2: 05.03.25 8 am 10 pm 06.03.25 4 pm 8 pm |
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Lab. 3: 12.03.25 8 am 10 pm 13.03.25 4 pm 8 pm |
3. Strictly Non-Blocking Three-Stage Clos Switch
4. Software Package for Designing Clos Switches TUTORIAL: Lab_3 (PowerPoint Presentation) SOFTWARE RESOURCES: Virtual
machine + laboratory software packages VMware Player Hypervisor
(version 17.6.1) |
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Lab. 4: 19.03.25 8 am 10 pm 20.03.25 4 pm 8 pm |
5. Software Package for the Simulation of
Rectangular Delta Switches 6. Software Package for the Simulation of
Rectangular Omega Switches TUTORIAL: Lab_4 (PowerPoint Presentation) |
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Lab. 5: 26.03.25 8 am 10 pm 27.03.25 4 pm 8 pm |
7. Multiple
Stage Switch with Multiple paths (Benes) 8. Software
Package for the Simulation of Benes Switches TUTORIAL: Lab_5 (PowerPoint Presentation) |
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Lab. 6: 02.04.25 8 am 10 pm 03.04.25 4 pm 8 pm |
9. STS Switch 10. Software Package for Designing STS Switches TUTORIAL: Lab_6 (PowerPoint Presentation) |
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Lab. 7: 09.04.25 8 am 10 pm 10.04.25 4 pm 8 pm |
11. TST
Switch 12. Software
Package for Designing TST Switches TUTORIAL: Lab_7 (PowerPoint Presentation) |
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Lab. 8: 16.04.25 8 am 10 pm 17.04.25 4 pm 8 pm |
Chapter 2: Traffic Analysis 13. Software Package for the Calculation of
Binomial, Laplace-Gauss and Poisson Distributions 14. Software Package for the Calculation of Erlang B
and Erlang C Formulas TUTORIAL: Lab_8 (PowerPoint Presentation) |
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23, 24.04.25 |
Holiday |
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Lab. 9: 30.04.25 8 am 10 pm 01.05.25 4 pm 8 pm |
15. Problems within Chapter 2
(Traffic Analysis) Holiday (to be
recovered) TUTORIAL: Lab_9 (PowerPoint Presentation) |
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01.05.24 |
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Lab. 10: 07.05.25 8 am 10 pm 08.05.25 4 pm 8 pm |
16. Problems within Chapter 1
(Digital Switching) + Chapter 2 (Traffic Analysis) TUTORIAL: Lab_10 (PowerPoint Presentation) |
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Lab. 11: 14.05.25 8 am 10 pm 15.05.25 4 pm 8 pm |
Chapter 3: Routing Algorithms 17. Bellman-Ford Algorithm TUTORIAL: Lab_11 (PowerPoint Presentation) |
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Lab. 12: 21.05.25 8 am 10 pm 22.05.25 4 pm 8 pm |
18.
Dijkstras Algorithm 19.
Java Applet for Dijkstras Algorithm TUTORIAL: Lab_12 (PowerPoint Presentation) |
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Lab. 13: 28.05.25 8 am 10 pm 29.05.25 4 pm 8 pm |
Project defending SCHEDULE No other project defending will be organized during academic year
2024-2025 !!! |
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Lab. 14: 04.06.25 8 am 10 pm 05.06.25 4 pm 8 pm |
Recovery Laboratory No other recovery lab will be organized during academic year
2024-2025 !!! |
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09.06.25 12 pm 1 pm |
Q&A Room: 359 |
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10.06.25 11 am 2 pm |
EXAM Room: 359 |
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P R O J E C T S (Room 211/A) |
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P1: 28.02.25 4 pm 6 pm 07.03.25 4 pm 8 pm |
2331/1 2331/2, 2331/3 |
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P2: 10.03.25 10 am 12 pm 17.03.25 10 am 2 pm |
3. Project assignment (updated: 12.04.2025) 4. Configuration
example for PBX-IP Based Asterisk and VoIP terminals 2331/2 Note that 2331/3 was moved to
the even week (instead of odd week), i.e., on 17 March instead of 10 March. 2331/1, 2331/3 SOFTWARE RESOURCES: |
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P3: 24.03.25 10 am 2 pm 31.03.25 10 am 12 pm |
5. Working on project: SIP
(1XYZ, 2XYZ) and IAX2 (3XYZ, 4XYZ) subscribers 6. Design
recommendations!!! |
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P4: 07.04.25 10 am 2 pm 14.04.25 10 am 12 pm |
7.
Working for project: Implementation of SIP functions (0/0.25/0.5/0.75/1 point) |
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P5: 21.04.25 28.04.25 10 am 2 pm 05.05.25 10 am 12 pm |
8. Working for project:
Implementation of IAX2 functions (0/0.25/0.5/0.75/1 point) Holiday |
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P6: 12.05.25 10 am 2 pm 19.05.25 10 am 12 pm |
9. Working on project:
Integration of SIP and IAX functions |
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P7 26.05.25 8 am 2 pm |
Project recovery + Q & A No other project recovery will be organized during academic year
2024-2025 !!! |
Last
update: 12 April 2025