An Ethernet port accepts a cable that has an RJ connector. The alternative to using such a cable with an Ethernet port is Wi-Fi , which eliminates the need for both the cable and its port. An Ethernet port is a little wider than a phone jack. Because of this shape, it's impossible to neatly fit an Ethernet cable into a phone jack, which makes it a little easier when you're plugging in cables. You can't really plug it into the wrong port. In the picture below, the Ethernet cable is built the same way, usually with a clip to hold the cable into the Ethernet port.
Most desktop computers include one built-in Ethernet port for connecting the device to a wired network. A computer's built-in Ethernet port is connected to its internal Ethernet network adapter , called an Ethernet card , which is attached to the motherboard. Laptops usually have an Ethernet port too, so that you can hook it up to a network that doesn't have wireless capabilities. If you have internet connectivity issues on your computer, the Ethernet port is probably the first place you should look.
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List of Partners vendors. Bradley Mitchell. Updated on May 12, Ryan Perian. Lifewire Technology Review Board Member. Article reviewed on May 17, Tweet Share Email. Was this page helpful? Thanks for letting us know! Email Address Sign up There was an error. Please try again. You're in! Your device will often auto negotiate to your speed. Choosing which device is right for your network will consist of deciding what your speed requirements are.
If you are running Mbps then a gigabit switch or router will be able to give you more than enough power. Looking to figure out why your ethernet cable isn't working in the port it is connected to? Having an ethernet port not working can be a frustrating scenario. Let's get in to a couple reasons why this might be the case.
Looking for more advice on cable solutions check out why my ethernet cable is not working? Ethernet ports are found on almost every networking device nowadays. They are a powerful tool to connect multiple devices together using an ethernet cable. The advance in WiFi technology has reduced the need for ports in some devices but they are still a powerful tool for any size network. Hard wiring your ethernet ports directly with cable will always present a more reliable and stable network connection.
With the amount of activities done over the internet today that is a very important benefit. Hope you found this article helpful on what is an ethernet port.
Next time you see one see if you can spot the different parts to it. What Is An Ethernet Port? Connecting An Ethernet Port Ethernet ports are connected in a couple ways. Performance from Port to Port The port in your device will have different capabilities. Fixing Ethernet Port Problems Looking to figure out why your ethernet cable isn't working in the port it is connected to? One the biggest reason an ethernet port isn't working is because the cable is unplugged.
Pretty simple fix! Just look to your Ethernet cables to see if they are plugged in all the way and have a secure connection. Just the slightest un-plug from a cable might cause an issue. Try restarting your computer. This goes along the same concept as rebooting your router. Sometime you might have to restart your computer for the connection to work again.
Look to see if the cable you are using might be bad.
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