Modems

 It is possible that you need to contact your service provider.Using the SURFboard Central mobile app, the self-serve portal works with Comcast, Charter and Cox most of the time.For other service providers, you may need to contact.  The App helps you get the information you will need if you call.

What's the difference between all these modems?  Don't they all do the same thing?

Do your refurbished modems work as well as your new modems?  If so, why pay more for new modem, what’s the difference?

How can I make my SB6121 faster?

Does this product have an app I am able to use to manage my network?

Why are there two Ethernet ports on my SB8200?  Seems only one works at a time.

What range should my cable signal levels be within? 

 Some devices have 2.5Gpbs port and others don’t.Should I invest in products that have this port?

Where do I find my network’s username and password? Please help!