NETGEAR is aware of a growing number of phone and online scams. To learn how to stay safe click here.
Forum Discussion
Solved
erratic speeds with CM 500 Cable Modem
Hi just purchased a CM 500 cable modem for my daughter. Comcast had trouble "finding it" but did eventually. But I noted very erratic up & down load speeds.: 168 Mbps to 1.2 download and 2.5 to nea...
I have found the problem (after hours tracing down the wiring). The problem is / was with the splitter / amplifier. It was difficult to find because I did not install it and the wiring was (shall I say) not direct or obvious.
My Thanks to Net Gear & the knowledgeable folks here. Knowing that the modem was fine and the irratic connection helped isolate the problem.
Case closed & Thanks.
Thanks for the review of the data. This gives me some background to provide the Comcast Tech tomorrow.
My experience is that they are trying to "get in & get out" ASAP and ready not trying to do a root cause analysis. They should be able to "see" this flucuating in real time with their connect box I would think. That would help in locating the issue.
I will try and locate any splitters and check house wiring for bad connections, though I'm not sure where they are located (up to the attic !) :).
I will post the outcome once I get a handle on it. Again, Thanks for your help.
I have found the problem (after hours tracing down the wiring). The problem is / was with the splitter / amplifier. It was difficult to find because I did not install it and the wiring was (shall I say) not direct or obvious.
My Thanks to Net Gear & the knowledgeable folks here. Knowing that the modem was fine and the irratic connection helped isolate the problem.
Case closed & Thanks.
glad to hear you fixed it!
Its challenging when its something you didn't install or even when something small causes issues. I had moisture in a coax once that was causing erratic signals. Was a challenge to find
