Forum Discussion

nhluhr's avatar
nhluhr
New Contributor II
5 years ago

Gigablast service, works after modem reset but ~daily gets capped to 10Mbps

I recently noticed frequent (daily) drops in my internet speed and now that I've been paying attention, I want to share the symptoms and get suggestions on what may be the best solution. It started...
  • nhluhr's avatar
    nhluhr
    5 years ago

    Hi, I just wanted to follow up to say thank you!  A technician came today and did some testing to determine my service cable needed grounding (it was a straight run all the way from pole to modem with no grounding blocks, terminals, or junctions) and a 'pad' to bring the Tx numbers into spec.  Ever since, the connection has been totally stable and reliable.  Problem solved!

nhluhr's avatar
nhluhr
New Contributor II

also seeing this error in the log now instead of the one I mentioned above:

""SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=. . ."

MaryF's avatar
MaryF
Former Moderator
5 years ago
Hi Nhluhr,

We may need to set up a service appointment so that it could be further investigated. Please send us an email to cox.help@cox.com with your full name, account holder's name, street address and details of your issue or a link to your forum post.

Mary
Cox Support Forums Moderator
  • nhluhr's avatar
    nhluhr
    New Contributor II
    5 years ago

    Hi, I just wanted to follow up to say thank you!  A technician came today and did some testing to determine my service cable needed grounding (it was a straight run all the way from pole to modem with no grounding blocks, terminals, or junctions) and a 'pad' to bring the Tx numbers into spec.  Ever since, the connection has been totally stable and reliable.  Problem solved!

  • nhluhr's avatar
    nhluhr
    New Contributor II
    5 years ago

    Email sent, thanks!