OT Cable Modem Woes

[Mark Phillips]

Thanks again for all the input. I will check out the Cox service plan for
$7.00/month and see if they can get it fixed!

Mark

On Sat, Feb 21, 2015 at 10:52 AM, Eric Oyen <eric.oyen at gmail.com> wrote:

> I have the internal wiring insurance offered by Cox. SO far, its been
> worth the additional $6 a month. The phone lines in this house (which are
> covered) are about 50 years old. we will need to get them replace soon (my
> ham radio keeps coming in on the phone). We had all the cable redone in the
> house about 10 years ago, and even have a single dedicated line out to the
> pedestal for the cable modem. So far, that one line is noise free and the
> cable modem (a motorola make) has been chugging along happily for about 7
> years.
>
> anyway, thats my story and I am sticking to it. :)
>
> -eric
>
>
>
> On Feb 21, 2015, at 9:18 AM, Michael Butash wrote:
>
> > As long as it's not RG-58 (stuff satellite usually installs), it's
> probably ok.  Cox will only install RG-8 these days, so check what you have,
> >
> > My coax is going on 15-20 years old, and I've never had an issue with
> it.  This isn't usually the issue
> >
> > Another thing that goes bad are splitters.  Mine has crapped out a few
> times over the years too.  Since I never watch tv, and haven't had cable tv
> since the 90's, I just removed all the splitters and use a 1-to-1 joint
> from the external to my modem.
> >
> > Have cox replace your external line, they should do that for free, and
> start there.
> >
> > What others will do/have done is get the "coverage" package from cox per
> month, another 6-8 bucks, have them fix/replace your inside lines, and
> cancel the service.  Janky., but I was told that by a cox field tech.  :)
> >
> > -mb
> >
> >
> > On 02/20/2015 11:41 PM, Mark Phillips wrote:
> >> Thanks for the info! Do you know any reasonable cable installers who
> could replaces the coax in my house? It is over ten years old, and probably
> the problem. The cable to the dmz is just a year old, and at the opposite
> end of the house from the cable modem. I have also been having some issues
> with the tvs in the house, so time to replaces all of it.
> >>
> >> Mark
> >>
> >> On Feb 20, 2015 9:35 PM, "Zany Yan" <sirlight at cox.net> wrote:
> >> Mark,
> >>
> >> I used to have a LOT of problems with my Cox connection. It was working
> then it would start recycle the modem like every 2 mins for a long while.
> My signal was CRAP!!!!!
> >>
> >> Finally, it totally quit all together. Couldn't even connect. Finally,
> a Cox technical person came over. Looked at my cable from the DMZ box on
> the side of the house to inside with a meter and it was VERY bad.
> >>
> >> Ended up totally replacing the cable from the DMZ box all the way to
> the cable modem.
> >>
> >> Once that was done, my connection came back.
> >>
> >> You want to call COX Internet technical support line, don't call the
> help line. Make sure you keep telling them that the connection has been
> dropping like crazy.
> >>
> >> Jon
> >>
> >> On 02/20/2015 08:06 PM, Mark Phillips wrote:
> >> I have a 1-3 year old Motorola Surfboard SB6141 and Cox. The modem and
> >> my LAN are up 24/7. Recently, I have been loosing my connection to the
> >> Internet. My local LAN is up (I can ping/ssh other computers on the LAN)
> >> but I get and error message of "Can't resolve host" when I try to ping
> >> google. A quick power off, wait 30 seconds, power on of the modem fixes
> >> the problem. These outages are happening more frequently - daily for the
> >> last two days. The lights on the front of the modem are not different
> >> between running normally and unable to access the Internet.
> >>
> >> The downstream signal to noise is 37 - 38 dB @ 14 dBmV. The upstream
> >> power level is 41 - 45 dBmV.
> >>
> >> I am seeing this in the logs for the modem on a regular basis after the
> >> reboots
> >>
> >> MIMO Event MIMO: Stored MIMO=-1 post cfg file
> >>
> MIMO=-1;CM-MAC=xx:xx:xx:xx:xx:xx;CMTS-MAC=xx:xx:xx:xx:xx:xx;CM-QOS=1.1;CM-VER=3.0;
> >>
> >> TLV-11 - unrecognized
> >>
> OID;CM-MAC=xx:xx:xx:xx:xx:xx;CMTS-MAC=xx:xx:xx:xx:xx:xx;CM-QOS=1.1;CM-VER=3.0;
> >>
> >> Do I need to buy a new modem? Is there anything Cox can do?
> >>
> >> Thanks,
> >>
> >> Mark
> >>
> >>
> >>
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