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Posted by BigJim on December 18, 2006, 4:24 pm
I had similar problems until comcast came out and replaced some lines
between the poles.
It can also be caused by the drop from the pole to the house.
> L&Gs:
>
> I am a Comcast customer in the Atlanta area. My cable modem service is
> down more than it's up and I'm on this ridiculous merry-go-round, where
> it goes down, I troubleshoot, it's not a problem on my network, I
> reboot the modem, problem still exists, I call Comcast, their tech
> makes me do everything over, blames my network for a while, then we
> determine it's their problem, they reset the modem, it works for a
> while then goes down again, I call them back, they set an appointment
> for a tech to visit, the tech shows up, tests everything and it's
> working fine, then later that day it's dead again and I start the whole
> process over.
>
> Before I give up and get DSL, I am wondering if anyone has knowledge of
> a utility that will allow my to monitor the availability of the
> internet to my computer through the cable modem and log that
> availability to a file, so that I can PROVE to them that it's down more
> than it's up. I can see that they've disabled my use of SNMP, so
> docsdiag won't work, but I want something a little more sophisticated
> than a script that will run pings and log the results to a file.
> Ideally, something that will grab the logs from the modem itself, save
> them (since there appears to be no way to do that from the Surfboard
> management page located at http://192.168.100.1/logs.htm), and then
> snapshot the power levels upstream and downstream, etc. A Motorola tech
> told me that have something that does exactly that but are prohibited
> from making it available to the customers even though many of us own
> our own cable modems - they claim their agreements with the cable co's
> prevent them from empowering us to do anything that concrete to PROVE
> how shitty their service is, and if Motorola breaks that rule the cable
> co's will just switch to other modem vendors who WON'T break it.
>
> So there you go. I'm ot a coder and a pretty lousy scripter, so if
> anyone can helpme find something that'll do what I need it to do, I'd
> really appreciate it. Peace.
>
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