When troubleshooting connectivity problems, it's crucial to start with the basics. Check the Ethernet cables connecting your switch to the modem and computers, ensuring they are firmly plugged. This article will list a few simple steps about how to do a check on the switch when the switch has no Internet access and try to solve the problem. Here we will list some common factors in this article. port. But recently, any VM's I make (or have previously made) can't connect to the internet at all. I usually just use the "default switch", but that doesn't work anymore. This article aims to explore the common issues associated with network switches and provide troubleshooting steps to address these issues effectively.