The Certified Datacom Associate job involves describing the hierarchical structure of the IP network. They should know the functionality of each layer of the network. The associate must define the Ethernet evolution and its related technologies. The professional should be an expert in network security and firewall systems. They must understand the working principles of some common protocols. The Certified Associate will be able to describe the TCP/IP model and its functionality. They can explain in detail the ICMP process, as well as router and switch networking principles. also read : Huawei Certified Datacom