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My internet connection seems to be running slow

If you think your internet connection is running slow, please do a speed test by following the instructions below.

Firstly, to establish that you are getting the speed to your modem please make sure your computer is DIRECTLY connected to the cable modem via the Ethernet connection so as to eliminate WiFi as the issue. We will discuss later on testing your WiFi.

Stop all other applications running on your computer to allow your computer test the full available bandwidth (A simple restart of your computer in most cases will be the easiest way to ensure all applications are stopped). We recommend that you use the independent www.speedtest.net site to test your connection.

Record your speedtest results – are these results what you subscribe to ?

If the results are unsatisfactory do the exact same test with another known working computer connected directly by an ethernet cable to your cable modem. This is to eliminate your testing PC not operating to its full potential and misleading you. Please be aware older Laptops/PC’s may only have a 100Mb Ethernet port and this can be the limiting factor, especiaslly if your results are around the 100Mb mark. If both computers show similar slow results, please contact us and we will be happy to help you resolve your problem. Please make sure that the above test is performed on a Wired Ethernet Connection connected directly to your device by a Ethernet cable and NOT on WiFi.

Some items that can be affecting your speed –

  • Virus on your tested device or another device on your home/business network slowing your whole network.
  • Fire wall bottle necking you bandwidth.
  • Devices including your in home network and switches that are 100Mb capable.
  • Another device on your network with a virus consuming all of your available bandwidth.
  • 2.4Ghz wifi which is only capable of 80Mb at best
  • While 5Ghz WiFi is capable of faster speeds of 300Mb, 5Ghz WiFi range is less than the slower 2.4Ghz Wifi. See additional info on testing my WiFi.
  • With speeds above 300Mb, in some cases your internet browser can be the limiting factor. On www.speedtest.net on the bottom of their home page, they offer the option to download a free speedtest.net native app for your PC / laptop.

Your speed test result will be dependent on the package you have subscribe to. Our currently top package speeds is 600Mb (faster speeds coming soon). Not all speed testing sites have enough available bandwidth to test above 100Mb or they may be experiencing heavy usage which are all outside the Cablecomm  network and control. Also note other ISP speed test sites are not independent and may give a incorrect reading as they are not impartial test sites. This may cause them to give inaccurate biased results. It is for this reason that we only recommend and trust www.speedtest.net for best results. If you are still experiencing difficulty we are happy to visit your home or business to identify why you are not getting your full speed. You can report a fault here. You can also watch this helpful video  on doing a speed test.

If you have subscribed to one of our packages that is higher than 100Mb please make sure that all your equipment including network switches and firewalls are Gb (1,000Mb) capable. All the modems Cablecomm provide are DOCSIS and are Gigabit (1,000Mb)capable.

Maybe your speed issue is due to WiFi issues. While connecting by Wired Connection is always better and we recommend connecting all non portable devices by a wire, we do understand that there are some devices that are more convenient to be connected by wireless.  With wireless technology distance from the modem and adding extra obstacles of walls, metal objects etc between your modem and the device will also reduce the speed of your internet connection. It is not necessarly that your Cablecomm modem can transmit to your portable devide it is more likely that your lower powered portable device can transmit a storong enough WiFi signal to get through all obstacles to communicate with the Cablecomm WiFi box.

To test the speed of your wireless device you can download the speedtest.net app for your IOS or Android device to check the speed of your WiFi. WiFi speeds will always be slower than connecting by Wired ethernet  cable. Congestion in the WiFi band due to neighboring competing WiFi access points, especially in the 2.4G band can also reduce the performance of your WiFi. Your modem may be competing on the same WiFi channel and degrading the speed of your connection. Sometimes by simply powering off and on your modem, this forces your modem to search the WiFi band for a cleaner least congested WiFi channel to use and this may improve your WiFi performance. You can also watch our helpful video on rebooting your modem.

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Ardrum Business Park,
Main St.,
Longford,
Co Longford
Call: +353 43 3393222
Email: info@crossan.ie
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