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Switching aND ROUTING Systems

Sisteme de comutatie si rutare (SCR)

 

Year:

                                   

III TST-E

Telecommunications Technologies and Systems

English language  

Course:

Professor Virgil Dobrota, Ph.D.

Laboratory:

Assistant Professor Bogdan Rus, Ph.D.

Assistant Robert Botez, Ph.D. student

Project:

Professor Virgil Dobrota, Ph.D.

 

>>>>>> 

C O U R S E S

Course 1:

27.02.24

8 am -10 am

 

* References

Chapter 1: Digital Switching

1. Type of Digital Switches

2. Single Stage Space-Division Switch

3. Classification of Multiple Stage Switches

Course 2:

05.03.24

8 am -10 am

4. Multiple Stage Switch with Complete Permutation Paths (Clos)

5. Strictly Non-Blocking Three-Stage Clos Switch

6. Blocking Probabilities. Lee’s Method

7. Clos Network of IP Switches

Course 3:

12.03.24

8 am -10 am

8. Generalization of Clos condition

9. Multiple Stage Switches with Single Path (Banyan)

10. Batcher-Banyan Switches (optional)

Course 4:

19.03.24

8 am -10 am

11. Multiple Stage Switches with Multiple Path

12. Time-Division Switching: T

13. Time-Space-Division Switching: TS

Course 5:

26.03.24

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)

Course 6:

02.04.24

8 am -10 am

Chapter 2: Traffic Analysis

19. Characteristics of a Queuing System

20. Models for Clients Arrivals: Bernoulli, Poisson

Course 7:

09.04.24

8 am -10 am

21. M/M/1/∞ System

22. M/M/1/N System

 

Course 8:

16.04.24

8 am -10 am

23. M/M/m/∞ System. Erlang C Formula

24. M/M/m/m System. Erlang B Formula

 

Course 9:

23.04.24

8 am -10 am

25. M/D/m/∞ and M/D/1/∞ Systems

26. M/G/1/∞ System. Pollaczek-Khinchin Formula

27. Traffic Processing

Course 10:

30.04.24

8 am -10 am

Chapter 3: Routing Algorithms

28. Basics of Routing: Definitions

Course 11:

07.05.24

8 am -10 am

29. Bellman-Ford Algorithm

30. Dijkstra’s Algorithm

Course 12:

14.05.24

8 am -10 am

31. Floyd-Warshall Algorithm (optional)

32. Comparison between Bellman-Ford, Dijkstra’s and Floyd-Warshall Routing Algorithms

33. Cost function

Course 13:

21.05.24

8 am -10 am

34. Optimal Routing

Course 14:

28.05.24

8 am -10 am

* Review

* Examples of subjects given at 2022-2023 exam

 

 

>>>>>> 

L A B O R A T O R I E S

Lab. 1:

28.02.24

8 am – 10 pm

4 pm – 8 pm

1. Linux Installation

 

2331/1

2331/3, 2331/2

Lab. 2:

06.03.24

8 am – 10 pm

4 pm – 8 pm

2. Introduction to Linux: working with files

Lab. 3:

13.03.24

8 am – 10 pm

4 pm – 8 pm

3. Strictly Non-Blocking Three-Stage Clos Switch

4. Software Package for Designing of Clos Switches

 

TUTORIAL:

Lab_3 (PowerPoint Presentation)

 

SOFTWARE RESOURCES:

Virtual machine

VMware Player Hypervisor (version 14.1.2)

VMware Player Hypervisor (version 16.0.0)

Lab. 4:

20.03.24

8 am – 10 pm

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)

Lab. 5:

27.03.24

8 am – 10 pm

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)

Lab. 6:

03.04.24

8 am – 10 pm

4 pm – 8 pm

9. STS Switch

10. Software Package for Designing of STS Switches

 

 

Lab. 7:

10.04.24

8 am – 10 pm

4 pm – 8 pm

11. TST Switch

12. Software Package for Designing of TST Switches

 

 

Lab. 8:

17.04.24

8 am – 10 pm

4 pm – 8 pm

Chapter 2: Traffic Analysis

13. Software Package for the Calculation of Binomial Bernoulli, Normal Laplace-Gauss and Poisson Distributions

14. Software Package for the Calculation of Erlang B and Erlang C Formulae

Lab. 9:

24.04.24

8 am – 10 pm

4 pm – 8 pm

15. Problems within Chapter 2 (Traffic Analysis)

 

 

01.05.24

Zi libera

Lab. 10:

08.05.24

8 am – 10 pm

4 pm – 8 pm

16. Problems within Chapter 1 (Digital Switching) + Chapter 2 (Traffic Analysis)

 

 

Lab. 11:

15.05.24

8 am – 10 pm

4 pm – 8 pm

Chapter 3: Routing Algorithms

17. Bellman-Ford Algorithm

 

Lab. 12:

22.05.24

8 am – 10 pm

4 pm – 8 pm

18. Dijkstra’s Algorithm

19. Java Applet for Dijkstra’s Algorithm

 

Lab. 13:

29.05.24

8 am – 10 pm

4 pm – 8 pm

Project defending

No other project defending will be organized during academic year 2023-2024 !!!

Lab. 14:

05.06.24

8 am – 10 pm

4 pm – 8 pm

Recovery Laboratory

No other recovery lab will be organized during academic year 2023-2024 !!!

 

 

>>>>>> 

P R O J E C T S

P1:

01.03.24

2 pm – 6 pm

08.03.24

4 pm – 6 pm

1. IPv4 Addressing

 

2331/1, 2331/2

 

2331/3

P2:

15.03.24

2 pm – 6 pm

22.03.24

2 pm – 4 pm

2. Project subjects  

3. Project assignment (Updated: 25.03.24)

4. Configuration example for PBX-IP Based Asterisk and VoIP terminals

 

SOFTWARE RESOURCES:

Project Demonstration

P3:

29.03.24

2 pm – 6 pm

05.04.24

2 pm – 4 pm

5. Working for project: SIP (1XYZ, 2XYZ) and IAX2 (3XYZ, 4XYZ) subscribers

6. Design recommendations

 

P4:

12.04.24

2 pm – 6 pm

19.04.24

2 pm – 4 pm

7. Working for project: Implementation of SIP functions

 

 

(0/0.25/0.5/0.75/1 point)

P5:

26.04.24

2 pm – 6 pm

03.05.24

2 pm – 4 pm

8. Working for project: Implementation of IAX2 functions

 

Holiday (to be recovered)

(0/0.25/0.5/0.75/1 point)

P6:

10.05.24

2 pm – 6 pm

17.05.24

2 pm – 4 pm

9. Working for project: Integration of SIP and IAX functions

 

 

 

P7

22.05.24

2 pm – 6 pm

29.05.24

2 pm – 4 pm

Project recovery + Q & A

 

No other project recovery will be organized during academic year 2023-2024 !!!

 

Last update: 25 March 2024