01-08-2021 08:38 - edited 01-08-2021 08:42
Hi,
Seeing the following in my logs - is this normal? On a newish gig1 connection, Hub4 is in Modem mode. Thanks!
Time Priority Description
Thu Jun 17 05:14:15 2021 | 3 | SYNC Timing Synchronization failure - Loss of Sync;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1; |
Thu Jul 8 12:17:33 2021 | 6 | CM-STATUS message sent. Event Type Code: 4; Chan ID: 3; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: N/A.;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1; |
Thu Jul 8 12:17:36 2021 | 3 | No Ranging Response received - T3 time-out;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1; |
Thu Jul 8 12:17:36 2021 | 3 | SYNC Timing Synchronization failure - Loss of Sync;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1; |
Thu Jul 8 12:17:37 2021 | 5 | Lost MDD Timeout;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1; |
Thu Jul 8 12:17:40 2021 | 6 | CM-STATUS message sent. Event Type Code: 21; Chan ID: 33; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: N/A.;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1; |
Thu Jul 8 12:17:42 2021 | 5 | Lost MDD Timeout;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1; |
Thu Jul 8 12:18:11 2021 | 3 | No Ranging Response received - T3 time-out;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1; |
Thu Jul 8 12:18:17 2021 | 6 | CM-STATUS message sent. Event Type Code: 4; Chan ID: 2; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: N/A.;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1; |
Fri Jul 9 16:04:27 2021 | 4 | DHCP RENEW WARNING - Field invalid in response v4 option;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1; |
Sat Jul 10 09:37:00 2021 | 5 | MIMO Event MIMO: Stored MIMO=-1 post cfg file MIMO=-1;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1; |
Sat Jul 10 10:09:25 2021 | 6 | CM-STATUS message sent. Event Type Code: 5; Chan ID: 6; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: N/A.;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1; |
Tue Jul 13 12:50:41 2021 | 4 | DHCP RENEW WARNING - Field invalid in response v4 option;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1; |
Tue Jul 13 21:31:40 2021 | 3 | No Ranging Response received - T3 time-out;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1; |
Thu Jul 15 05:14:39 2021 | 6 | CM-STATUS message sent. Event Type Code: 23; Chan ID: 33; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: N/A.;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1; |
Fri Jul 16 20:57:40 2021 | 4 | DHCP RENEW WARNING - Field invalid in response v4 option;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1; |
Mon Jul 19 20:01:45 2021 | 3 | No Ranging Response received - T3 time-out;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1; |
Tue Jul 20 08:57:40 2021 | 4 | DHCP RENEW WARNING - Field invalid in response v4 option;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1; |
Wed Jul 21 00:47:58 2021 | 3 | No Ranging Response received - T3 time-out;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1; |
Thu Jul 22 05:14:39 2021 | 6 | CM-STATUS message sent. Event Type Code: 23; Chan ID: 33; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: N/A.;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1; |
Thu Jul 22 23:31:32 2021 | 3 | No Ranging Response received - T3 time-out;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1; |
Sat Jul 24 08:33:52 2021 | 3 | Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1; |
Sat Jul 24 08:36:28 2021 | 5 | MIMO Event MIMO: Stored MIMO=-1 post cfg file MIMO=-1;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1; |
Tue Jul 27 09:34:35 2021 | 3 | SYNC Timing Synchronization failure - Loss of Sync;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1; |
Cable Modem StatusItem Status CommentsChannel Overview Downstream Upstream
Cable Modem Status | Online | DOCSIS 3.1 |
Primary downstream channel | Locked | SC-QAM |
DOCSIS 3.0 channels | 31 | 4 |
DOCSIS 3.1 channels | 1 | 0 |
Downstream
Channel Frequency (Hz) Power (dBmV) SNR (dB) Modulation Channel ID
25 | 331000000 | 7.599998 | 38.605377 | QAM256 | 25 |
1 | 139000000 | 10.800003 | 38.983261 | QAM256 | 1 |
2 | 147000000 | 10.800003 | 38.605377 | QAM256 | 2 |
3 | 155000000 | 10.900002 | 38.983261 | QAM256 | 3 |
4 | 163000000 | 11.500000 | 38.605377 | QAM256 | 4 |
5 | 171000000 | 11.599998 | 38.983261 | QAM256 | 5 |
6 | 179000000 | 11.599998 | 38.983261 | QAM256 | 6 |
7 | 187000000 | 11.500000 | 38.983261 | QAM256 | 7 |
8 | 195000000 | 11.699997 | 40.366287 | QAM256 | 8 |
9 | 203000000 | 11.300003 | 38.983261 | QAM256 | 9 |
10 | 211000000 | 10.900002 | 38.983261 | QAM256 | 10 |
11 | 219000000 | 10.599998 | 38.605377 | QAM256 | 11 |
12 | 227000000 | 10.099998 | 38.605377 | QAM256 | 12 |
13 | 235000000 | 9.300003 | 38.605377 | QAM256 | 13 |
14 | 243000000 | 8.199997 | 38.983261 | QAM256 | 14 |
15 | 251000000 | 8.000000 | 38.605377 | QAM256 | 15 |
16 | 259000000 | 7.000000 | 38.983261 | QAM256 | 16 |
17 | 267000000 | 7.199997 | 38.605377 | QAM256 | 17 |
18 | 275000000 | 7.300003 | 38.605377 | QAM256 | 18 |
19 | 283000000 | 6.900002 | 38.605377 | QAM256 | 19 |
20 | 291000000 | 6.400002 | 38.605377 | QAM256 | 20 |
21 | 299000000 | 5.699997 | 38.983261 | QAM256 | 21 |
22 | 307000000 | 5.900002 | 38.983261 | QAM256 | 22 |
23 | 315000000 | 6.599998 | 38.983261 | QAM256 | 23 |
24 | 323000000 | 7.400002 | 38.605377 | QAM256 | 24 |
26 | 339000000 | 8.000000 | 38.605377 | QAM256 | 26 |
27 | 347000000 | 7.900002 | 38.605377 | QAM256 | 27 |
28 | 355000000 | 7.599998 | 38.983261 | QAM256 | 28 |
29 | 363000000 | 7.699997 | 38.605377 | QAM256 | 29 |
30 | 371000000 | 8.300003 | 38.605377 | QAM256 | 30 |
31 | 379000000 | 8.599998 | 37.355988 | QAM256 | 31 |
Upstream
Channel Frequency (Hz) Power (dBmV) Symbol Rate (ksps) Modulation Channel ID
1 | 39400000 | 45.270599 | 5120 KSym/sec | 64QAM | 4 |
2 | 46200000 | 45.270599 | 5120 KSym/sec | 64QAM | 3 |
3 | 60300000 | 45.770599 | 5120 KSym/sec | 32QAM | 1 |
4 | 53700000 | 45.770599 | 5120 KSym/sec | 64QAM | 2 |
Config
Network access | true |
Maximum Number of CPEs | 1 |
Baseline Privacy | true |
DOCSIS Mode | 3.1 |
Config file | cmreg-vmdg640-bbt076+voc-b.cm |
SFID | 273430 |
Max Traffic Rate | 1200000450 |
Max Traffic Burst | 42600 |
Min Traffic Rate | 0 |
SFID | 273429 |
Max Traffic Rate | 55000270 |
Max Traffic Burst | 42600 |
Min Traffic Rate | 0 |
Max Concatenated Burst | 42600 |
Scheduling Type | bestEffort |
01-08-2021 09:18 - edited 01-08-2021 09:21
are the disconnects wired or wireless
the downstream is high on some channels +10 is max but i dont think that would cause disconnects - speed problems maybe but thats a big maybe - that said they should be lowered - that will need a tech visit
post the second page from the downstream - that may tell us more
upstream has its own problems - levels are fine but one channel is on 32qam - they should all be on 64 - that may be the issue - try a reboot - before you do that though post the second page of the downstream - a reboot will zero all the errors if any exist
on 01-08-2021 09:21
Thanks for the quick reply! This is all wired.
25 | 331000000 | 7.500000 | 38.983261 | QAM256 | 25 |
1 | 139000000 | 10.699997 | 38.983261 | QAM256 | 1 |
2 | 147000000 | 10.699997 | 38.605377 | QAM256 | 2 |
3 | 155000000 | 10.800003 | 38.983261 | QAM256 | 3 |
4 | 163000000 | 11.300003 | 38.983261 | QAM256 | 4 |
5 | 171000000 | 11.500000 | 38.983261 | QAM256 | 5 |
6 | 179000000 | 11.500000 | 38.983261 | QAM256 | 6 |
7 | 187000000 | 11.500000 | 38.983261 | QAM256 | 7 |
8 | 195000000 | 11.599998 | 40.366287 | QAM256 | 8 |
9 | 203000000 | 11.300003 | 38.605377 | QAM256 | 9 |
10 | 211000000 | 10.800003 | 38.605377 | QAM256 | 10 |
11 | 219000000 | 10.500000 | 38.605377 | QAM256 | 11 |
12 | 227000000 | 10.000000 | 38.605377 | QAM256 | 12 |
13 | 235000000 | 9.199997 | 38.605377 | QAM256 | 13 |
14 | 243000000 | 8.099998 | 38.983261 | QAM256 | 14 |
15 | 251000000 | 7.900002 | 38.605377 | QAM256 | 15 |
16 | 259000000 | 6.900002 | 38.983261 | QAM256 | 16 |
17 | 267000000 | 7.099998 | 38.605377 | QAM256 | 17 |
18 | 275000000 | 7.199997 | 38.605377 | QAM256 | 18 |
19 | 283000000 | 6.800003 | 38.605377 | QAM256 | 19 |
20 | 291000000 | 6.300003 | 38.983261 | QAM256 | 20 |
21 | 299000000 | 5.699997 | 38.983261 | QAM256 | 21 |
22 | 307000000 | 5.800003 | 38.983261 | QAM256 | 22 |
23 | 315000000 | 6.599998 | 38.605377 | QAM256 | 23 |
24 | 323000000 | 7.400002 | 38.605377 | QAM256 | 24 |
26 | 339000000 | 8.000000 | 38.605377 | QAM256 | 26 |
27 | 347000000 | 7.900002 | 38.605377 | QAM256 | 27 |
28 | 355000000 | 7.500000 | 38.605377 | QAM256 | 28 |
29 | 363000000 | 7.699997 | 38.983261 | QAM256 | 29 |
30 | 371000000 | 8.199997 | 38.605377 | QAM256 | 30 |
31 | 379000000 | 8.500000 | 37.636276 | QAM256 | 31 |
25 | Locked | 38.983261 | 0 | 0 |
1 | Locked | 38.983261 | 0 | 0 |
2 | Locked | 38.605377 | 0 | 0 |
3 | Locked | 38.983261 | 9 | 0 |
4 | Locked | 38.983261 | 0 | 0 |
5 | Locked | 38.983261 | 0 | 0 |
6 | Locked | 38.983261 | 5 | 0 |
7 | Locked | 38.983261 | 0 | 0 |
8 | Locked | 40.366287 | 1 | 0 |
9 | Locked | 38.605377 | 0 | 0 |
10 | Locked | 38.605377 | 3 | 0 |
11 | Locked | 38.605377 | 0 | 0 |
12 | Locked | 38.605377 | 0 | 0 |
13 | Locked | 38.605377 | 0 | 0 |
14 | Locked | 38.983261 | 0 | 0 |
15 | Locked | 38.605377 | 0 | 0 |
16 | Locked | 38.983261 | 0 | 0 |
17 | Locked | 38.605377 | 0 | 0 |
18 | Locked | 38.605377 | 0 | 0 |
19 | Locked | 38.605377 | 0 | 0 |
20 | Locked | 38.983261 | 0 | 0 |
21 | Locked | 38.983261 | 0 | 0 |
22 | Locked | 38.983261 | 0 | 0 |
23 | Locked | 38.605377 | 0 | 0 |
24 | Locked | 38.605377 | 0 | 0 |
26 | Locked | 38.605377 | 0 | 0 |
27 | Locked | 38.605377 | 0 | 0 |
28 | Locked | 38.605377 | 0 | 0 |
29 | Locked | 38.983261 | 0 | 0 |
30 | Locked | 38.605377 | 0 | 0 |
31 | Locked | 37.636276 | 0 | 0 |
33 | 96 | 4K | 1880 | QAM4096 | 759 |
33 | Locked | 40 | 3.9 | 151756814 | 0 |
on 01-08-2021 09:33
ok thats confirmed the downstream is high on some channels - the error levels are fine
all you can do is a reboot and see if that helps on the upstream - if not try a reset - that will set everything back to default - again see if it helps the upstream
regardless of that you need a tech to lower the downstream power levels and look to see whats causing the disconnects - wait for VM to get to the thread they should book a tech
worth setting up a bqm - that adds to the info
on 03-08-2021 08:53
Hi dabeeeenster,
Thanks for getting in touch, and a very warm welcome back to the Community Forum!
I'd be more than happy to look into this for you, I'll just need to confirm a few details via Private Message. Please look out for a purple envelope in the top right corner of your screen.
Kind regards,
Laurie