In this network diagram, the methods of internet access for a variety of mobile and stationary devices are detailed. Users connect to the internet using mobile devices such as laptops and smartphones, leveraging wireless access points like Wi-Fi routers. At the same time, fixed devices such as desktop computers and servers may directly link to network switches via Ethernet ports. This diverse mode of access meets the needs of different users, whether they require mobility or stability. The entire network connection is managed through the coordinated efforts of switches and routers, ensuring stable network operation and efficient data transmission.