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UNIFIED COMMUNICATIONS IN CLOUD

Comunicatii unificate in cloud

 

Year:                                          

I TC (Master in Telecommunications)

Course:

Professor Virgil Dobrota, Ph.D

Laboratory:

Professor Virgil Dobrota, Ph.D

 

 

Course 1:

29.09.25

08 am – 09 am

 

* References

* Cisco Certifications

VoIP Using H.323 Standard (I)

1. ITU-T Recommendations for Audio-Video and Multimedia Systems

2. H.323 Standard

3. RTP and RTCP Protocols

 

Course_1 (MS Teams)

Course 2:

29.09.25

09 am – 10 am

VoIP Using H.323 Standard (II)

4. H.323 Gatekeeper Principles

 

Course 2 (MS Teams)

Course 3:

13.10.25

08 am – 09 am

VoIP Using SIP Standard

5. SIP Standard

 

Course_3 (MS Teams)

Course 4:

13.10.25

09 am – 10 am

VoIP Using IAX Standard

6. IAX2 Standard

 

Course_4 (MS Teams)

Course 5:

27.10.25

08 am – 09 am

STUN, TURN, and ICE NAT Traversal Protocols

7. Example of Solution: AnyConnect

 

Course_5 (MS Teams)

Course 6:

27.10.25

09 am – 10 am

VoIP Using WebRTC Standard

8. WebRTC Standard

VoIP Using MGCP/Megaco Standard

9. MGCP/Megaco standard

VoIP Using Microsoft Teams Free

10. Microsoft Teams Free

 

Course_6 (MS Teams)

Course 7:

10.11.25

08 am – 09 am

 

VoIP Using SCCP Standard

11. Skinny Client Control Protocol (SCCP) Standard

VoIP over SD-WAN

12. SD-WAN wth MPLS

13. SD-WAN with 5G

 

Course_7 (MS Teams)

Course 8:

10.11.25

09 am – 10 am

Project Assignments

 

PROJECT THEMES

 

Course 9:

24.11.25

08 am – 09 am

Transfer Rate Calculation for VoIP Calls (I)

14. Comparison between VoIP and Other Packet-Switching Technologies: VoMPLS/ VoATM/ VoFR/ Vo802.11/ VoLTE/ Vo5G  

 

Course_9 (MS Teams)

Course 10:

24.11.25

09 am – 10 am

Transfer Rate Calculation for VoIP Calls (II)

15. Transfer Rate Calculation per VoIP Call

 

Course_10 (MS Teams)

Course 11:

08.12.25

08 am – 09 am

 

 

Design of the Unified Communications Models

16. Single-Site Model

17. Centralized Processing Multi-Site Model

18. Distributed Processing Multi-Site Model

19. IP WAN Clustering

20. Virtual Servers in Unified Communications

21. SD-WAN Solutions

 

Course_11 (MS Teams)

Course 12:

08.12.25

09 am – 10 am

 

 

Practical Demonstrations with Management Software for IP-Based PBX

22. Proprietary solutions: Cisco Configuration Professional, Alcatel-Lucent Enterprise OmniVista 8770, Micro Focus Network Node Manager i (integration) (NNMi)

24.Open-source solutions

 

Course_12 (MS Teams)

Course 13:

12.01.26

08 am – 09 am

 

Traffic Prediction in Telecom Networks Using AI

25. Example of Traffic Prediction using Artificial Intelligence (optional)

 

Course_13 (MS Teams)

Course 14:

12.01.26

09 am – 10 am

* Review

* Examples of subjects given in 2024-2025

 

Course_14 (MS Teams)

 

 

>>>>>> 

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

 

 

Lab.1:

29.09.25

4 pm – 6 pm

I TC/1

 

6 pm – 8 pm

I TC/2

H.323 Gateway: Physical and emulated in GNS3:

1. GNS3 Emulator

2. H.323 Software Terminals

3. H.323 Gateway

 

Kits:

GNS3 v2.2.54

Cisco IOS 3745

Lab.2 + Lab.3 + PC.2

 

06.10.25

3 pm – 8 pm

I TC/1

 

13.10.25

4 pm – 8 pm

I TC/2

H.323 Gatekeeper emulated in GNS3:

4. Call in a network with one gateway and one gatekeeper

 

H.323 Project in GNS3 (server on a local computer)

H.323 Yate Client

 

5. Application with Cisco Modeling Labs (CML) Free

Lab.4 + Lab.5 + PC.3

 

20.10.25

3 pm –8 pm

I TC/1

 

27.10.25

3 pm – 8 pm

I TC/2

Asterisk IP-Based PBX using SIP and IAX

6. SIP Software Terminals

7. IAX2 Software Terminals

8. Asterisk Configuration (physical machine)

 

Asterisk IP-Based PBX using SIP and MGCP

9. SIP Hardware Terminals

10. MGCP Gateway

11. Asterisk Configuration (virtual machine)

 

Asterisk Virtual Machine Demonstration

Lab.6 + Lab.7 + PC.4

 

03.11.25

3 pm – 8 pm

I TC/1

 

10.11.25

3 pm – 8 pm

I TC/2

Cisco IP-Based PBX using SCCP

12. SCCP Terminals 

13. Cisco Unified Communications Manager Express (CUCME)

 

SCCP Project with GNS3

Cisco IP Communicator Client

SCCP Binary Files

TFTPD

 

OpenStack Private Cloud Orchestrator

14. OpenStack Architecture

15. Unified Communications in Cloud Applications

 

Asterisk_in_Cloud_Demonstration

 

Unified Communications as a Service (UCaaS) vs. Communication Platforms as a Service (CPaaS)

16. UCaaS Solution with Alcatel-Lucent Enterprise Rainbow and WebRTC terminals

Lab. 8 + Lab.9 + PC.5

 

17.11.25

3 pm – 8 pm

I TC/1

 

24.11.25

3 pm – 8 pm

I TC/2

* Working on the project, step 1 : documentation

* Working on the project, step 2: scenario

 

0/0.25/0.50p

Lab.10 + Lab.11 + PC.6

 

 

 

 

01.12.25

08.12.25

3 pm – 6 pm

I TC/1

 

08.12.25

6 pm – 8 pm

I TC/2

* Working on the project, step 3 : configuration

* Working on the project, step 4 : configuration in cloud (if it is needed)

 

0/0.25/0.50/0.75/1p 

 

National Holiday

 

Lab.12+ Lab.13 + PC7

 

15.12.25

3 pm – 8 pm

I TC/1

 

12.01.26

3 pm – 8 pm

I TC/2

* Working on the project, step 5 : signaling captures and final configuration

* Additional work on the project (optional)

0/0.25/0.50p

 

 

Lab.14

 

19.01.26

4 pm – 6 pm

I TC/1

 

19.01.25

6 pm – 8 pm

I TC/2

* Laboratory recovery 

 

 

 

 

 

 

No other laboratories will be allowed to be recovered during academic year 2025–2026 !!!


Last update: 5 October 2025