SG Broadband Community

This actually happens a lot where cable is concerned.

DSL is internet connection to a specific location that is not shared. Your connection speed is yours alone.

Cable is "internet to the block." Speeds can vary greatly depending on how many users are active in your area and the reason they are ...

Have you checked your network card on your downstairs computer? This reads as though not much else has changed. A bad network card could be a possible cause.

I work for a telephone/ISP provider and this happens frequently in our industry. To answer your question, this is common.

DSL is internet to a specific location. You will never be sharing your bandwidth with any other user unless you do so by wireless router, etc. DSL is internet just to you ...