A well-designed network architecture is essential for a secure and reliable network. Network architecture is the design and structure of a network. It includes the physical components of the network, such as routers, switches, and servers, as well as the logical components of the network, such as the routing protocols and addressing schemes. https://www.networkinfrastructuremagazine.com/news/network-architecture-the-foundation-of-a-secure-and-reliable-network-nid-1789.html