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Home > Comcast > How to Troubleshoot Comcast Internet Connection (Fiber)
How to Troubleshoot Comcast Internet Connection (Fiber)
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This article will guide you through the troubleshooting process of rebooting the internet in your retail location. This guide will be useful if your registers are not online and you do not have internet.

 

This guide only applies to the following locations:

  • Milford
  • New Castle (Outlet)
  • Rodney-Dover
  • TGC
  • Upper Darby

 

If your location is not on this list, please click here to access the correct troubleshooting guide.


 

The troubleshooting steps require you to check on the following equipment in the order stated below:

  1. Cisco Router
    • Routes internet connectivity to switch
  2. Cienna Fiber Service Delivery Switch
    • A device where the Comcast fiber service circuit connects
  3. Radiant Fiber enclosure
    • Box where Comcast fiber circuits are terminated in the building. 

 

1. Cisco Router

The Cisco Router should be a silver box that looks like this:

 

Make sure the following connections have power. You'll know they have power if the lights are lit or blinking. An example of this is below:

 

If you do not see power, reboot the machine by unplugging the power cable, waiting 15 seconds, and plug back in.

 

 

2. Cienna Fiber Service Delivery Switch

This device is where the Comcast fiber circuit connects. The box should be a white box that looks like this:

 

 

Make sure the fiber connection and network cables are connected to the box, and the lights on the box are on. There will also be a network cable connecting to the Cisco router, and one to the existing switch.

 

3. Radiant Fiber Enclosure

The Radiant Fiber Enclosure is where the Comcast fiber circuits are terminated in the building. You will not have access to the enclosure. The enclosure should like similar to this:

 

 

 

If you are still offline after following these steps, please follow these steps to submit a Help Desk Ticket.

 

 

 

 

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