Two days ago my cable modem/internet connection stopped working, it worked for months before<BR><BR>This is the setup. Cable from the wall goes to a splitter, which splits it to one cable to the cable ...

I bought a 75-foot Cat6A Ethernet cable from Cable Matters and plugged it in. It replaced a short Cat6 cable. Suddenly incoming speed tops out under 10 Mbps. It once came in at 0.6. I tried wifi, ...