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bcassell's avatar
bcassell
Aspirant
Jan 26, 2017
Solved

CM1000 requiring rebooting several times a day (Comcast)

I recently purchased a Netgear CM1000 for use on Comcast and several times a day the internet just stops working despite all lights still showing green.  When this happens I can't even log into the w...
CM1000
Troubleshooting
  • jimradzicki's avatar
    jimradzicki
    Oct 17, 2017

    Interesting, the overall problem was solved for me and several neighbors.  Cox replaced a mini-amplifier in the box at the street. However, I found the item that had the largest impact to overall network stability was unplugging our Ac1200's extenders. interestingly, we each had one on our individual networks and removing them resolved the overall issues.

Shade00's avatar
Shade00
Guide
Feb 13, 2017

Two more dropouts today, one yesterday. I really hope early next week means tomorrow. This is beyond frustrating.

CowBoy_Tech's avatar
CowBoy_Tech
Tutor
Feb 13, 2017

Try having this many disconnects in the last 5 hors.....

 

 
 
 
TimePriorityDescription
2017-02-12, 15:02:52Critical (3)DHCP failed - DHCP Solicit sent, No DHCP Advertise received;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
2017-02-12, 15:02:58Critical (3)No Ranging Response received - T3 time-out;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
2017-02-12, 15:03:43Critical (3)DHCP failed - DHCP Solicit sent, No DHCP Advertise received;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
2017-02-12, 15:03:50Critical (3)No Ranging Response received - T3 time-out;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
2017-02-12, 15:04:32Critical (3)DHCP failed - DHCP Solicit sent, No DHCP Advertise received;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
2017-02-12, 15:04:38Critical (3)No Ranging Response received - T3 time-out;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
2017-02-12, 15:05:22Critical (3)DHCP failed - DHCP Solicit sent, No DHCP Advertise received;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
2017-02-12, 15:05:27Critical (3)No Ranging Response received - T3 time-out;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
2017-02-12, 15:06:11Critical (3)DHCP failed - DHCP Solicit sent, No DHCP Advertise received;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
2017-02-12, 15:06:15Critical (3)No Ranging Response received - T3 time-out;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
2017-02-12, 15:06:57Critical (3)DHCP failed - DHCP Solicit sent, No DHCP Advertise received;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
2017-02-12, 15:07:02Critical (3)No Ranging Response received - T3 time-out;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
2017-02-12, 15:07:45Critical (3)DHCP failed - DHCP Solicit sent, No DHCP Advertise received;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
2017-02-12, 15:07:50Critical (3)No Ranging Response received - T3 time-out;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
2017-02-12, 15:08:32Critical (3)DHCP failed - DHCP Solicit sent, No DHCP Advertise received;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
2017-02-12, 15:09:32Critical (3)SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
2017-02-12, 15:11:11Critical (3)DHCP failed - DHCP Solicit sent, No DHCP Advertise received;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
2017-02-12, 15:11:18Critical (3)No Ranging Response received - T3 time-out;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
2017-02-12, 15:12:04Critical (3)DHCP failed - DHCP Solicit sent, No DHCP Advertise received;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
2017-02-12, 15:12:10Critical (3)No Ranging Response received - T3 time-out;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
2017-02-12, 15:12:55Critical (3)DHCP failed - DHCP Solicit sent, No DHCP Advertise received;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
2017-02-12, 15:13:00Critical (3)No Ranging Response received - T3 time-out;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
2017-02-12, 15:13:42Critical (3)DHCP failed - DHCP Solicit sent, No DHCP Advertise received;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
Time Not EstablishedCritical (3)SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
Time Not EstablishedCritical (3)No Ranging Response received - T3 time-out;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
Time Not EstablishedCritical (3)SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
Time Not EstablishedCritical (3)No Ranging Response received - T3 time-out;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
Time Not EstablishedCritical (3)SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
Time Not EstablishedCritical (3)No Ranging Response received - T3 time-out;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
Time Not EstablishedCritical (3)SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
Time Not EstablishedCritical (3)No Ranging Response received - T3 time-out;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
Time Not EstablishedCritical (3)SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
Time Not EstablishedCritical (3)No Ranging Response received - T3 time-out;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
Time Not EstablishedCritical (3)SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
Time Not EstablishedCritical (3)No Ranging Response received - T3 time-out;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
Time Not EstablishedCritical (3)SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
Time Not EstablishedCritical (3)No Ranging Response received - T3 time-out;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
Time Not EstablishedCritical (3)SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
Time Not EstablishedCritical (3)No Ranging Response received - T3 time-out;CM-MAC=b0:7f:b9:66:d6:38;CMTS-MAC=00:01:5c:7f:a0:61;CM-QOS=1.1;CM-VER=3.1;
Time Not EstablishedNotice (6)Honoring MDD; IP provisioning mode = IPv6
 

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  • CowBoy_Tech's avatar
    CowBoy_Tech
    Tutor
    Feb 13, 2017
    The people here have no idea about any firmware update!