Computer networks are usually developed to fulfil needs of their clients and users. Network architecture generally refers to design of computer network or communications network. It simply describes allocation task between all of computers in network. It is simply way in which all network devices and services are organized and managed to connect clients like laptops, tablets, servers, etc. and also how tasks are allocated to computer. It also facilitates system-level functionality even robustness, extensibility, and evolvability. It is basicall...