on 21-07-2021 16:38
Hi,
I have a Virgin media Hub 3 in modem mode that has started recently dropping the connection to the internet. My internal network is fine, however once this happens I usually have reboot the Hub or wait for it pick the connection back up again. I am on M600.
There hasn’t been any issues in the area. Do these stats from the hub look ok? Thanks
Downstream bonded channels
Channel Frequency (Hz) Power (dBmV) SNR (dB) Modulation Channel ID
1 | 203000000 | -2 | 40 | 256 qam | 9 |
2 | 211000000 | -2.2 | 40 | 256 qam | 10 |
3 | 219000000 | -2.2 | 40 | 256 qam | 11 |
4 | 227000000 | -2 | 40 | 256 qam | 12 |
5 | 235000000 | -2.2 | 40 | 256 qam | 13 |
6 | 243000000 | -2.2 | 40 | 256 qam | 14 |
7 | 251000000 | -2.4 | 40 | 256 qam | 15 |
8 | 259000000 | -2.4 | 40 | 256 qam | 16 |
9 | 267000000 | -2.5 | 40 | 256 qam | 17 |
10 | 275000000 | -2.7 | 40 | 256 qam | 18 |
11 | 283000000 | -2.7 | 40 | 256 qam | 19 |
12 | 291000000 | -2.7 | 40 | 256 qam | 20 |
13 | 299000000 | -2.7 | 40 | 256 qam | 21 |
14 | 307000000 | -3 | 40 | 256 qam | 22 |
15 | 315000000 | -3.2 | 40 | 256 qam | 23 |
16 | 323000000 | -3.5 | 40 | 256 qam | 24 |
17 | 331000000 | -3.4 | 40 | 256 qam | 25 |
18 | 339000000 | -3.4 | 40 | 256 qam | 26 |
19 | 347000000 | -3.2 | 40 | 256 qam | 27 |
20 | 355000000 | -3.5 | 40 | 256 qam | 28 |
21 | 363000000 | -3.5 | 40 | 256 qam | 29 |
22 | 371000000 | -3.7 | 40 | 256 qam | 30 |
23 | 379000000 | -3.7 | 40 | 256 qam | 31 |
24 | 387000000 | -3.7 | 40 | 256 qam | 32 |
Downstream bonded channels
Channel Locked Status RxMER (dB) Pre RS Errors Post RS Errors
1 | Locked | 40.3 | 823 | 7355 |
2 | Locked | 40.3 | 675 | 7633 |
3 | Locked | 40.9 | 693 | 6460 |
4 | Locked | 40.9 | 627 | 5292 |
5 | Locked | 40.9 | 607 | 4133 |
6 | Locked | 40.3 | 648 | 4159 |
7 | Locked | 40.9 | 737 | 3492 |
8 | Locked | 40.3 | 1287 | 933 |
9 | Locked | 40.9 | 1084 | 878 |
10 | Locked | 40.9 | 978 | 669 |
11 | Locked | 40.3 | 648 | 549 |
12 | Locked | 40.3 | 878 | 677 |
13 | Locked | 40.3 | 1173 | 1775 |
14 | Locked | 40.3 | 1174 | 1604 |
15 | Locked | 40.3 | 924 | 2964 |
16 | Locked | 40.3 | 801 | 2366 |
17 | Locked | 40.3 | 667 | 2943 |
18 | Locked | 40.3 | 797 | 3586 |
19 | Locked | 40.3 | 799 | 3434 |
20 | Locked | 40.3 | 893 | 3115 |
21 | Locked | 40.3 | 941 | 2959 |
22 | Locked | 40.3 | 1209 | 2099 |
23 | Locked | 40.3 | 1209 | 1913 |
24 | Locked | 40.3 | 957 | 3175 |
Upstream bonded channels
Channel Frequency (Hz) Power (dBmV) Symbol Rate (ksps) Modulation Channel ID
1 | 32600000 | 46.3 | 5120 | 64 qam | 5 |
2 | 39400000 | 46.5 | 5120 | 64 qam | 4 |
3 | 46200000 | 46.8 | 5120 | 64 qam | 3 |
4 | 53700000 | 47 | 5120 | 64 qam | 2 |
Upstream bonded channels
Channel Channel Type T1 Timeouts T2 Timeouts T3 Timeouts T4 Timeouts
1 | ATDMA | 0 | 0 | 0 | 0 |
2 | ATDMA | 0 | 0 | 0 | 0 |
3 | ATDMA | 0 | 0 | 0 | 0 |
4 | ATDMA | 0 | 0 | 0 | 0 |
on 21-07-2021 16:53
on 22-07-2021 13:04
The intermittent dropouts continue, looking at the network log in the router, does this have anything to do with it?
Network Log
Time Priority Description
22/07/2021 08:00:44 | Warning! | RCS Partial Service;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0; |
22/07/2021 08:00:44 | critical | SYNC Timing Synchronization failure - Loss of Sync;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.0 |
on 22-07-2021 13:16
on 22-07-2021 13:32
Here is the RS logs after starting restarting the modem
Channel Locked Status RxMER (dB) Pre RS Errors Post RS Errors
1 | Locked | 40.3 | 5 | 0 |
2 | Locked | 40.9 | 5 | 0 |
3 | Locked | 40.9 | 5 | 0 |
4 | Locked | 40.3 | 6 | 0 |
5 | Locked | 40.9 | 0 | 0 |
6 | Locked | 40.3 | 0 | 0 |
7 | Locked | 40.3 | 0 | 0 |
8 | Locked | 40.9 | 6 | 0 |
9 | Locked | 40.9 | 5 | 0 |
10 | Locked | 40.3 | 5 | 0 |
11 | Locked | 40.3 | 5 | 0 |
12 | Locked | 40.3 | 5 | 0 |
13 | Locked | 40.3 | 5 | 0 |
14 | Locked | 40.3 | 5 | 0 |
15 | Locked | 40.3 | 4 | 0 |
16 | Locked | 40.9 | 0 | 0 |
17 | Locked | 40.3 | 4 | 0 |
18 | Locked | 40.3 | 4 | 0 |
19 | Locked | 40.9 | 5 | 0 |
20 | Locked | 40.3 | 6 | 0 |
21 | Locked | 40.3 | 5 | 0 |
22 | Locked | 40.3 | 5 | 0 |
23 | Locked | 40.3 | 13 | 0 |
24 | Locked | 40.3 | 0 | 0 |
on 22-07-2021 13:37
22-07-2021 17:42 - edited 22-07-2021 17:42
Lots of Post RS Errors now
Downstream bonded channels
Channel Locked Status RxMER (dB) Pre RS Errors Post RS Errors
1 | Locked | 40.3 | 285 | 4274 |
2 | Locked | 40.9 | 274 | 4938 |
3 | Locked | 40.3 | 280 | 4420 |
4 | Locked | 40.3 | 268 | 3356 |
5 | Locked | 40.3 | 411 | 2094 |
6 | Locked | 40.3 | 406 | 2180 |
7 | Locked | 40.3 | 560 | 1738 |
8 | Locked | 40.3 | 257 | 0 |
9 | Locked | 40.3 | 603 | 98 |
10 | Locked | 40.3 | 68 | 0 |
11 | Locked | 40.3 | 13 | 0 |
12 | Locked | 40.3 | 449 | 71 |
13 | Locked | 40.9 | 817 | 904 |
14 | Locked | 40.9 | 735 | 784 |
15 | Locked | 40.3 | 285 | 16 |
16 | Locked | 40.3 | 999 | 868 |
17 | Locked | 40.3 | 724 | 1485 |
18 | Locked | 40.3 | 928 | 558 |
19 | Locked | 40.3 | 513 | 165 |
20 | Locked | 40.3 | 9 | 0 |
21 | Locked | 40.3 | 8 | 0 |
22 | Locked | 40.3 | 77 | 0 |
23 | Locked | 40.3 | 958 | 1114 |
24 | Locked | 40.9 | 393 | 2179 |
on 23-07-2021 01:40
on 23-07-2021 16:44
Hello @chriswb.
Welcome back to the community page, thank you for posting on here.
I am sorry to see that your internet connection is dropping recently.
I was unable to locate your account using your forums details, can you please tell me if you have the same issues on your wired connection?
Look forward to your response.
New around here? To find out more about the Community check out our Getting Started guide
on 23-07-2021 19:51
Hi,
A engineer visited today and determined that a lot of the cabling and endpoints were old and therefore causing noise on the line.
He replaced with new cabling/endpoints. Once he left I turned the router off, then on again to clear the logs. Unfortunately the POST RS Errors started to increase again:
Downstream bonded channels
Channel Locked Status RxMER (dB) Pre RS Errors Post RS Errors
1 | Locked | 40.3 | 104 | 116 |
2 | Locked | 40.9 | 49 | 354 |
3 | Locked | 40.3 | 74 | 167 |
4 | Locked | 40.9 | 34 | 397 |
5 | Locked | 40.3 | 47 | 234 |
6 | Locked | 40.3 | 52 | 216 |
7 | Locked | 40.3 | 103 | 88 |
8 | Locked | 40.9 | 7 | 0 |
9 | Locked | 40.3 | 10 | 0 |
10 | Locked | 40.9 | 11 | 0 |
11 | Locked | 40.9 | 34 | 34 |
12 | Locked | 40.9 | 72 | 28 |
13 | Locked | 40.3 | 97 | 42 |
14 | Locked | 40.3 | 46 | 3 |
15 | Locked | 40.9 | 22 | 0 |
16 | Locked | 40.3 | 56 | 2 |
17 | Locked | 40.9 | 63 | 34 |
18 | Locked | 40.3 | 66 | 198 |
19 | Locked | 40.9 | 50 | 220 |
20 | Locked | 40.9 | 90 | 176 |
21 | Locked | 40.3 | 113 | 45 |
22 | Locked | 40.3 | 65 | 52 |
23 | Locked | 40.3 | 21 | 50 |
24 | Locked | 40.3 | 20 | 51 |