Fiber Network Troubleshooting – Common Issues & Fixes

Learn how to troubleshoot fiber networks. Identify common issues like high loss, dirty connectors, and signal drops, with practical solutions for optical links.

Speed stuck at 100Mbps on 1Gb Fibre

Sometimes I unplug the cabble from my computer and plugs it into a laptop, it makes the router recognize the laptop accepts more speed and unlock the 1Gb speeed.

Problem with ASUS RT-AC1200 Router: 100Mbps via Cable

The discussion revolves around the performance issues experienced with the ASUS RT-AC1200 router, which is unable to deliver speeds exceeding 100Mbps via cable and 30Mbps via

PC reading Fiber Router as only capable of 100Mbps; it should be

That''s definitely pretty odd, sounds like a bad Ethernet port or an issue with the router itself. It may be worth double checking on a wireless device to see if it shows over ~100 when you...

What if my Router Speed is capped at 100 Mbps?

Some customers may report the speed is limited to 100 Mbps when connected to the TP-Link router, while the speed is much faster and can reach up to 500+ or 900+ Mbps when connecting

I tested this cable without router and get 300mbps in my desktop, but when I connect the cable in my router, the lan and wifi connections are limiteds to 100mbps.

1Gb fiber, only getting 100Mb wired. What am I missing?

If your ethernet connection is not negotiated at 1Gb/s between endpoints, you will drop to 100Mb/s. It could be the cables, it could be the auto negotiation failing on the router or NIC.

Troubleshooting Slow Fiber Connection Speed: Fixing 100 MBit

Learn how to fix the issue of getting only 100 MBit/s instead of the expected 1 GBit/s. This article provides step-by-step solutions to optimize your router settings and improve your internet speed.

Why Your Fiber Optic Internet Is Running at 100MB

A direct connection from your computer to your router is always the best option, as it allows for no interference and gives the most direct route to the higher speeds that you desire.

Optimize Fiber Internet Speed

Optimize your fiber-optic internet with tips on hardware, router placement, and troubleshooting for top speeds.