on 17-10-2021 11:47
Hi, my broadband has been disconnecting frequently in the past couple of weeks, with the Hub 3.0 restarting automatically, and some intermittent speed issues as well. I've reset the Hub, re-checked physical connections etc, but no luck. I'm running it in Modem mode with an Asus router. We had problems with the connection several months back, and they replaced the cabling in the street and it's worked perfectly since then, until very recently. Any advice based on the logs below? Thank you
Answered! Go to Answer
on 17-10-2021 19:33
on 17-10-2021 11:48
Network Log
Time Priority Description
17/10/2021 10:29:39 | Warning! | Lost MDD Timeout;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 10:27:1 | critical | No Ranging Response received - T3 time-out;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 10:26:44 | Warning! | Lost MDD Timeout;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 10:26:39 | Error | Service Add Response rejected - Invalid transaction ID;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 10:26:15 | Warning! | Lost MDD Timeout;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 10:25:26 | Error | Service Add Response rejected - Invalid transaction ID;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 10:10:36 | Warning! | Lost MDD Timeout;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 10:10:3 | Error | DCC-ACK rejected authentication failure;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 10:07:16 | Warning! | Lost MDD Timeout;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 10:05:23 | critical | No Ranging Response received - T3 time-out;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 10:04:55 | Warning! | Lost MDD Timeout;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 10:04:52 | Error | Service Add Response rejected - Invalid transaction ID;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 10:04:44 | Warning! | Lost MDD Timeout;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 10:04:43 | critical | No Ranging Response received - T3 time-out;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 10:04:40 | Warning! | Lost MDD Timeout;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 10:04:23 | critical | No Ranging Response received - T3 time-out;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 10:01:37 | Warning! | Lost MDD Timeout;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
1 | 386750000 | -7.9 | 34 | 256 qam | 32 |
2 | 234750000 | -5 | 36 | 256 qam | 13 |
3 | 242750000 | -5.7 | 36 | 256 qam | 14 |
4 | 250750000 | -6 | 36 | 256 qam | 15 |
5 | 258750000 | -5.9 | 35 | 256 qam | 16 |
6 | 266750000 | -4.5 | 35 | 256 qam | 17 |
7 | 274750000 | -4.5 | 36 | 256 qam | 18 |
8 | 282750000 | -5.5 | 36 | 256 qam | 19 |
9 | 290750000 | -5.9 | 36 | 256 qam | 20 |
10 | 298750000 | -5 | 35 | 256 qam | 21 |
11 | 306750000 | -5.4 | 35 | 256 qam | 22 |
12 | 314750000 | -6.4 | 34 | 256 qam | 23 |
13 | 322750000 | -7 | 33 | 256 qam | 24 |
14 | 330750000 | -6.7 | 31 | 256 qam | 25 |
15 | 338750000 | -6 | 31 | 256 qam | 26 |
16 | 346750000 | -6.2 | 32 | 256 qam | 27 |
17 | 354750000 | -7.2 | 33 | 256 qam | 28 |
18 | 362750000 | -7.7 | 34 | 256 qam | 29 |
19 | 370750000 | -7 | 35 | 256 qam | 30 |
20 | 378750000 | -7.2 | 35 | 256 qam | 31 |
21 | 394750000 | -7.9 | 35 | 256 qam | 33 |
22 | 402750000 | -7.4 | 35 | 256 qam | 34 |
23 | 410750000 | -6.2 | 35 | 256 qam | 35 |
24 | 418750000 | -6 | 35 | 256 qam | 36 |
1 | Locked | 34.9 | 2177747 | 0 |
2 | Locked | 36.3 | 64290 | 0 |
3 | Locked | 36.3 | 16838 | 0 |
4 | Locked | 36.3 | 1188 | 0 |
5 | Locked | 35.7 | 13453 | 0 |
6 | Locked | 35.7 | 6485 | 0 |
7 | Locked | 36.6 | 798 | 0 |
8 | Locked | 36.3 | 1278 | 0 |
9 | Locked | 36.6 | 280 | 0 |
10 | Locked | 35.7 | 154 | 0 |
11 | Locked | 35.5 | 3363 | 0 |
12 | Locked | 34.7 | 1271208 | 10780 |
13 | Locked | 33.1 | 1589961 | 618158 |
14 | Locked | 31.4 | 993017 | 1781376 |
15 | Locked | 31.2 | 1052049 | 1983354 |
16 | Locked | 32.3 | 1135972 | 1777002 |
17 | Locked | 33.2 | 2056162 | 705440 |
18 | Locked | 34.2 | 1752672 | 1104 |
19 | Locked | 35.5 | 288006 | 0 |
20 | Locked | 35 | 1068361 | 0 |
21 | Locked | 35.5 | 1178600 | 0 |
22 | Locked | 35.5 | 1482782 | 0 |
23 | Locked | 35.7 | 1831720 | 0 |
24 | Locked | 35.7 | 1727444 | 0 |
Upstream bonded channelsChannel Frequency (Hz) Power (dBmV) Symbol Rate (ksps) Modulation Channel ID
1 | 32599998 | 41.3 | 5120 | 64 qam | 5 |
2 | 25799996 | 41.3 | 5120 | 32 qam | 6 |
3 | 39400041 | 41.3 | 5120 | 64 qam | 4 |
4 | 46199991 | 43.3 | 5120 | 64 qam | 3 |
on 17-10-2021 13:53
on 17-10-2021 19:06
Hi John, thanks for replying - not sure what you mean by not posting any Hub stats or logs, the network log and bonded channels etc are in the post above? Is there anything else I should be posting? When it resets, the lights go off, then as it comes back up the white light flashes for a while, then the green light flashes for a while, sometimes the green arrows flash for a brief time, then the light goes to a solid magenta and it works again.
on 17-10-2021 19:33
on 17-10-2021 19:37
Funny enough I'm having the same issue with the Hub 3. Light has been permanently red for some time now, even when the room isn't particularly warm.
Random loss of internet then the hub reboots itself with all lights flashing through a sequence.
Cable Modem StatusItem Status Comments
Acquired Downstream Channel (Hz) | 651000000 | Locked |
Ranged Upstream Channel (Hz) | 39400000 | Locked |
Provisioning State | Online |
Downstream bonded channels
Channel Frequency (Hz) Power (dBmV) SNR (dB) Modulation Channel ID
1 | 651000000 | 3 | 40 | 256 qam | 31 |
2 | 475000000 | 1.5 | 38 | 256 qam | 9 |
3 | 483000000 | 3.4 | 38 | 256 qam | 10 |
4 | 491000000 | 3 | 38 | 256 qam | 11 |
5 | 499000000 | 3.7 | 38 | 256 qam | 12 |
6 | 507000000 | 3.2 | 38 | 256 qam | 13 |
7 | 515000000 | 3.7 | 40 | 256 qam | 14 |
8 | 523000000 | 3.5 | 38 | 256 qam | 15 |
9 | 531000000 | 3.7 | 40 | 256 qam | 16 |
10 | 539000000 | 3.5 | 40 | 256 qam | 17 |
11 | 547000000 | 3.5 | 38 | 256 qam | 18 |
12 | 555000000 | 3.2 | 38 | 256 qam | 19 |
13 | 563000000 | 3.5 | 40 | 256 qam | 20 |
14 | 571000000 | 2.9 | 38 | 256 qam | 21 |
15 | 579000000 | 3.2 | 38 | 256 qam | 22 |
16 | 587000000 | 2.7 | 38 | 256 qam | 23 |
17 | 595000000 | 2.7 | 40 | 256 qam | 24 |
18 | 603000000 | 3.2 | 38 | 256 qam | 25 |
19 | 611000000 | 3.4 | 40 | 256 qam | 26 |
20 | 619000000 | 3.2 | 40 | 256 qam | 27 |
21 | 627000000 | 3 | 40 | 256 qam | 28 |
22 | 635000000 | 3 | 38 | 256 qam | 29 |
23 | 643000000 | 3.5 | 40 | 256 qam | 30 |
24 | 659000000 | 3.2 | 40 | 256 qam | 32 |
Downstream bonded channels
Channel Locked Status RxMER (dB) Pre RS Errors Post RS Errors
1 | Locked | 40.3 | 852149 | 820182 |
2 | Locked | 38.6 | 16550 | 2023 |
3 | Locked | 38.9 | 16812 | 1977 |
4 | Locked | 38.6 | 27520 | 2267 |
5 | Locked | 38.6 | 24824 | 1637 |
6 | Locked | 38.9 | 35443 | 2638 |
7 | Locked | 40.3 | 31271 | 1643 |
8 | Locked | 38.9 | 39742 | 1758 |
9 | Locked | 40.3 | 33291 | 1781 |
10 | Locked | 40.9 | 35634 | 1902 |
11 | Locked | 38.9 | 49496 | 1708 |
12 | Locked | 38.9 | 49997 | 1730 |
13 | Locked | 40.3 | 47928 | 1614 |
14 | Locked | 38.9 | 62643 | 2112 |
15 | Locked | 38.9 | 65708 | 1383 |
16 | Locked | 38.9 | 99860 | 2020 |
17 | Locked | 40.3 | 92582 | 1635 |
18 | Locked | 38.6 | 130024 | 2097 |
19 | Locked | 40.3 | 108671 | 1880 |
20 | Locked | 40.3 | 145686 | 2117 |
21 | Locked | 40.3 | 177551 | 2304 |
22 | Locked | 38.9 | 205780 | 2556 |
23 | Locked | 40.3 | 221674 | 2784 |
24 | Locked | 40.3 | 165859 | 2942 |
Upstream bonded channels
Channel Frequency (Hz) Power (dBmV) Symbol Rate (ksps) Modulation Channel ID
1 | 39400000 | 34.5 | 5120 | 64 qam | 6 |
2 | 46200000 | 34.8 | 5120 | 64 qam | 5 |
3 | 32600000 | 34.5 | 5120 | 64 qam | 7 |
4 | 25800000 | 34.5 | 5120 | 64 qam | 8 |
Upstream bonded channels
Channel Channel Type T1 Timeouts T2 Timeouts T3 Timeouts T4 Timeouts
1 | ATDMA | 0 | 0 | 0 | 0 |
2 | ATDMA | 0 | 0 | 1 | 0 |
3 | ATDMA | 0 | 0 | 0 | 0 |
4 | ATDMA | 0 | 0 | 0 | 0 |
on 17-10-2021 19:43
Network Log
Time Priority Description
17/10/2021 18:25:33 | Warning! | RCS Partial Service;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 18:25:33 | critical | SYNC Timing Synchronization failure - Loss of Sync;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 18:25:33 | Warning! | RCS Partial Service;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 18:25:29 | critical | SYNC Timing Synchronization failure - Loss of Sync;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 18:20:22 | Warning! | RCS Partial Service;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 18:20:22 | critical | SYNC Timing Synchronization failure - Loss of Sync;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 18:17:11 | Warning! | RCS Partial Service;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 18:17:11 | critical | SYNC Timing Synchronization failure - Loss of Sync;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 18:16:41 | Warning! | RCS Partial Service;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 18:16:41 | critical | SYNC Timing Synchronization failure - Loss of Sync;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 18:16:8 | Warning! | RCS Partial Service;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 18:16:8 | critical | SYNC Timing Synchronization failure - Loss of Sync;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 18:15:50 | Warning! | RCS Partial Service;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 18:15:50 | critical | SYNC Timing Synchronization failure - Loss of Sync;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 18:12:19 | Warning! | RCS Partial Service;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 18:12:5 | critical | No Ranging Response received - T3 time-out;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
17/10/2021 18:09:51 | Warning! | RCS Partial Service;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
on 18-10-2021 08:03
Hi trac09,
Thank you for your post and welcome to the community.
I'm very sorry to hear about the broadband issue you're having.
I am unable to locate your account from our side and so what I will do is private message you so we can look into this.
^Martin
on 18-10-2021 14:42
Hi trac09,
As per our discussion, we do have an reported issue in your area.
The fault reference is: F008754494.
The estimated fix date is: 29 OCT 2021 14:00
^Martin
on 18-10-2021 17:39
Thanks for flagging this John - appreciate the help.