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Signalling systems and protocols
RAE553

Description
The rapid development of telecommunications branches required specialists, who would be able to analyse the current situation, forecast development directions, make long-term responsible solutions about favourable signalling/protocol system selection .
The study course provides students with the necessary skills for working in the sphere of signalling and communications protocols. Aspects of compatibility, scalability and security are emphasized. Message formats, time and state diagrams of protocols are analysed. Working with protocol analysers in an emulation environment provides students with the necessary skills for solving problems and preparing for changes in configuration.
Within the framework of the study course, students are acquainted with fundamental telecommunications signalling and protocols, analyse its historical development with some essential drawbacks, expand their personal vision for future task solutions in future.

Course contents:
  • Introduction to the study course. Introductory lecture. The aim, tasks and methodology of the study course. 
  • Signaling tasks and types. SS7 sublayers and their functions. The main types of message blocks and their subfields. Network services part (MTP, SCCP). SCCP via IP (SIGTRAN). 
  • Telecommunication protocols, definitions, structure and working principles. Standardization. 
  • ICMP Protocol. Its implementation for management and diagnosis of IP networks. 
  • Telnet and SSH. Structure, fields, procedures, encryption, authentification and authorization. 
  • FTP and TFTP. Remote bootup of telecommunications infrastructure and boot file transmission. 
  • Multipath TCP (MPTCP) protocol, additional options, realization, effective flow management. 
  • Inter-operator routing of BGPv4, protocol working principles, methods and security. 
  • Virtual private network (VPN) types, application use cases, comparison, utilization of integrated protocols. 
  • MPLS VPN functions and use cases. 
  • Web services, methodology of resource and service access. 
  • HTTP protocol, work principle, methods and application. Comparison of HTTP/1, HTTP/2 and QUIC protocols. 
  • QUIC protocol, work principle, evaluation. 
  • TLS protocol – enforcement of security for transport layer. Authentication, integrity and encryption. 
  • SMTP protocol, realization and common problems. E-mail access protocols - POP3, IMAP, Web. 
  • Wi-Fi standard and protocols. Realization of wireless LAN. Wireless network controllers. 
  • Data network protection. Tasks and functions of firewall. 
  • Network vulnerability scanning and identification tools. Types of network attacks and vulnerabilities. 
  • Data center architecture and it’s evolvement tendencies.

Crédits ECTS
4

Langue d'enseignement
English/Latviešu

Langue d'examen
English/Latviešu

Langue des supports pédagogiques
English/Latviešu

Acquis d'apprentissage fondamentaux

Entité de gestion (faculté)
Faculty of Computer Science, Information Technology and Energy (RTU)