No requirements
The "Wyższe warstwy sieci" training is addressed to professionals in the field of telecommunications and data transmission, offering an in-depth discussion of transmission systems, with particular emphasis on the structures and functions of SDH systems and xWDM technology. Participants will gain a comprehensive understanding of the SDH hierarchy, including STM-N frame structure, signal multiplexing principles, protection, and various SDH network topology structures. In addition, the training covers topics related to DWDM technology, including design, standards, transmission parameters, and measurement methods. Additionally, participants will learn about the integration of ATM and IP/MPLS protocols in optical networks, including architecture, SDH technology in G-MPLS networks, and management in SDH systems. This comprehensive training will help participants expand their knowledge of modern technologies in the field of higher network layers, enabling the effective design and maintenance of advanced telecommunications infrastructures.
Introduction
- The origins of the use of teletransmission systems.
- Multiplexation – types and classification. Definition of a transmission system.
- Types of transmission systems. Plesiochronous systems - PDH hierarchy.
- Synchronous systems – SDH hierarchy.
SDH systems
- Information structures.
- Basic concepts: virtual container, transport module, path, section, STM-1 frame structure and the principle of creating STM-N frames.
- Signal multiplexing structure in SDH.
- Protection and restoration.
- Ring structure – one- and two-way rings.
- Lattice structure.
- Carrying signals from packet networks.
- SDH system devices.
- Characteristics of functional components and devices.
- Types of devices: regenerators, end multiplexers, transfer multiplexers, digital distribution boxes.
- Synchronization in SDH systems.
- Synchronization and distribution of the synchronization signal.
- Rules for synchronizing devices in the SDH network.
- Phase fluctuations jir and wander.
- Ethernet vs. SDH.
- Management in SDH systems.
xWDM systems, ATM and IP/MPLS techniques
- Multiwave optical systems.
- Principles of wave multiplexing in fiber optic transmission.
- Transmission parameters of fiber optic paths.
- Optical fibers for DWDM and CWDM networks.
- Fiber optic connectors for DWDM devices.
- Types of DWDM systems and their components.
- Transmission limitations in DWDM systems and how to eliminate or minimize them.
- Fiber optic cables, parameters of DWDM and CWDM devices.
- Design of DWDM systems.
- Standardization of DWDM systems.
- Measurement methods used during acceptance and maintenance tests of DWDM systems.
- SDH as a physical layer protocol for ATM technology.
- IP/MPLS technique and possibilities of its use in networks with switching in the optical layer.
- Network architecture with switching in the optical layer.
- SDH technique in networks using the G-MPLS protocol.