Level 4 Certificate in Network and Digital Communications Theory – 3660-02
Issued by City & Guilds
This qualification is designed to support learners who are on the Technologist pathway of the Level 4 Cyber Security Technologist apprenticeship, forming a mandatory qualification in that pathway. This qualification explores the concepts of digital communications networking using the OSI layer model as a framework to introduce network topology, TCP/IP and the common networking protocols.
This person can describe the Open Systems Interconnect (OSI) 7 layer reference model, its origins, purpose and relevance to computer networks in the present day and the Transmission Control Protocol/Internet Protocol (TCP/IP), its origins, purpose and functionality, as well as the end-to-end process of data transport from one network device to another.
This person can explain the main network protocols used in, and how they affect the performance of, network communications. They can explain the common secure network protocols used in network communications, they can compare and contrast the static and dynamic routing protocols, and their security implications and features, as well as be able to explain secure networks.
This person can describe the characteristics and functionality of the main network topologies and the features and security considerations of local area network. They can describe the features and security considerations of wide area networks and wireless networks.