There are other reasons why you may have lost your internet connection, but it’s possible that a bad ethernet cable is the cause. In this case, your ethernet cable might be the cause of your problems. On top of that, when you look at the lights on your modem and router, everything looks fine. You double check to make sure the cable is securely plugged into your router and your computer, but still no luck. You turn on your device, but it says you don’t have an internet connection. Similar to the previous scenario, let’s say your computer is connected to your router with an ethernet cable. A failed ethernet cable can result in you losing your internet connection entirely. The other possible result of a bad ethernet cable is a little more drastic. This is why an unstable connection is a telltale sign that something might be going on with the cable itself. Especially when an ethernet connection is compared to a wireless (WiFi) connection. This is troubling because ethernet cable connections are known for their reliability. You might also find that if the cable is positioned a certain way it’ll have a good connection, but if you move the cable, you’ll lose the connection. When looking at your computer or device, it might look like it’s repeatedly connecting and disconnecting from the internet without you doing anything. One common result of a faulty ethernet cable is an unpredictable internet connection.Īs an example, let’s say your ethernet cable is used to connect your internet device to your router. If you think one of your ethernet cables is going bad, there are a few steps you can take to find out for sure. That’s because a bad ethernet cable will have a serious impact on your home network. When an ethernet cable starts to fail, you’ll most likely know about it. How can you tell if an ethernet cable is going bad in the first place? Symptoms of a bad ethernet cableīefore we dive into how you can prevent ethernet cables from going bad, let’s start at square one.

In this post, I’ll detail all the common causes of ethernet cable failure and what you can do to prevent your cables from going bad. Exposure to ultraviolet (UV) rays and harsh conditions.Improper connecting/disconnecting of the cable.Some common causes for ethernet cable failure include: In fact, there are many different ways an ethernet cable can fail. What many people don’t realize is that ethernet cables can go bad if they aren’t taken care of. If you’re not careful when selecting cables for your home network, they can limit the internet speed for all the devices.ĭespite how important ethernet cables are, they’re often overlooked and poorly treated.

They can also play a large role in your home’s connection to the internet. They enable fast and reliable connections between your devices. Ethernet cables are a critical part of your home network.

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