3
votes
3answers
654 views

Is a cable modem registered to a CMTS or the entire ISP?

I am curious if I were to move, do you have to tell your ISP, in this case my cable company, that I am moving? Is the cable modem MAC restricted to a certain CMTS, or could I use any CMTS belonging ...
1
vote
2answers
4k views

Forcing a Modem/Router combo to pass it's WAN IP to a dedicated router

I wish to use an ASUS RT-N56U router router with my ISP provided Motorola SBG6580. My goal is to disable the routing capabilities of the modem/router combo and use my Router as the Gateway, DNS, ...
1
vote
0answers
467 views

Is there any reason to buy a more expensive cable modem? [closed]

I recently went shopping for a cable modem. I noticed there was the basic (~$50) model and the more expensive (~$100) model. The more expensive model said it could demodulate up to many 100s of ...
2
votes
2answers
774 views

Is it possible to wake-on-lan computer connected to cable modem over Internet? [duplicate]

Possible Duplicate: Can I send a Wake On LAN packet without broadcasting? I am able to wake my computer over internet, because my computer is connected to a router, and router is connected ...
0
votes
1answer
436 views

DHCP not responding from laptop or router, but works on directly plugged PC?

I'm at my sister in law's place in Singapore. I'm not from Singapore but am here for a few months. She has some sort of cable modem made by motorolla (SB5101 Surfboard). I think it goes, through ...
2
votes
3answers
5k views

Why would my cable internet cut out but cable tv still works?

A friend of mine asked me this and I wasn't able to come up with a good answer. Basically, you could be watching Comcast television in one room but the internet router is in another room. TV is fine ...
1
vote
1answer
237 views

ISP knows if modem is communicating with router

I was speaking with tech support for my cable internet provider troubleshooting a faulty router. They knew, somehow, if and when my modem was communicating with my router. Just wondering how is this ...