This is a network diagram Example. A network diagram is a special type of cluster diagram that depicts a group or small structure of computers or other networking devices. To depict network appliances, predefined icons or symbols are utilized, and the style of lines connecting two nodes specifies the sort of connection. Different dimensions and sizes are used to depict different levels of network granularity when drawing a network diagram. EdrawMax is a tool that can assist you in creating a network diagram.