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Internet keeps going off upstream bonded channels not available

linwelin
On our wavelength

My internet has been acting up lately, i have looked in the logs and it seems that upstream bonded channels not available.

Cable Modem StatusItem Status Comments

Acquired Downstream Channel(Hz)331000000Locked
Ranged Upstream Channel(Hz)0Failed
Provisioning StateOnlineOperational

Downstream bonded channels

Channel Frequency (Hz) Power (dBmV) SNR (dB) Modulation Channel ID
13310000000.843QAM 25625
2139000000-3.441QAM 2561
3147000000-2.942QAM 2562
4155000000-2.442QAM 2563
5163000000-2.142QAM 2564
6171000000-242QAM 2565
7179000000-1.942QAM 2566
8187000000-1.642QAM 2567
9195000000-142QAM 2568
102030000000.842QAM 2569
112110000000.542QAM 25610
122190000000.742QAM 25611
132270000000.842QAM 25612
142350000000.842QAM 25613
152430000000.642QAM 25614
162510000000.542QAM 25615
172590000000.443QAM 25616
182670000000.542QAM 25617
192750000000.542QAM 25618
202830000000.242QAM 25619
212910000000.242QAM 25620
222990000000.443QAM 25621
233070000000.643QAM 25622
243150000000.743QAM 25623
253230000000.743QAM 25624
263390000001.143QAM 25626
273470000001.443QAM 25627
283550000001.443QAM 25628
293630000001.343QAM 25629
303710000001.443QAM 25630
313790000001.643QAM 25631

Downstream bonded channels

Channel Locked Status RxMER (dB) Pre RS Errors Post RS Errors
1Locked4300
2Locked4100
3Locked4200
4Locked4200
5Locked4200
6Locked4200
7Locked4200
8Locked4200
9Locked4200
10Locked4200
11Locked4200
12Locked4200
13Locked4200
14Locked4200
15Locked4200
16Locked4200
17Locked4300
18Locked4200
19Locked4200
20Locked4200
21Locked4200
22Locked4300
23Locked4300
24Locked4300
25Locked4300
26Locked4300
27Locked4300
28Locked4300
29Locked4300
30Locked4300
31Locked4300

Upstream bonded channels

Channel Frequency (Hz) Power (dBmV) Symbol Rate (ksps) Modulation Channel ID
Not Available

Upstream bonded channels

Channel Channel Type T1 Timeouts T2 Timeouts T3 Timeouts T4 Timeouts
Not Available

General Configuration

Network accessMaximum Number of CPEsBaseline PrivacyDOCSIS ModeConfig file
Allowed
1
Enabled
3.1
cmreg-vmdg660-bbt053-b.cm

Primary Downstream Service Flow

SFIDMax Traffic RateMax Traffic BurstMin Traffic Rate
47098
575000085 bps
42600bytes
0 bps

Primary Upstream Service Flow

SFIDMax Traffic RateMax Traffic BurstMin Traffic RateMax Concatenated BurstScheduling Type
47097
55000085 bps
42600bytes
0 bps
42600bytes
Best Effort

Network Log

Time Priority Description
04-09-2023 05:22:50warningREG-RSP-MP Mismatch Between Calculated Value for P1.6hi Compared to CCAP Provided Value;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;
04-09-2023 05:22:50noticeREGISTRATION COMPLETE - Waiting for Operational status
04-09-2023 05:22:50noticeUS profile assignment change. US Chan ID: 6; Previous Profile: 13; New Profile: 11 13.;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;
04-09-2023 05:22:45noticeDS profile assignment change. DS Chan ID: 32; Previous Profile: ; New Profile: 1 2 3.;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;
04-09-2023 05:22:32warningDHCP WARNING - Non-critical field invalid in response ;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;
04-09-2023 05:22:30noticeHonoring MDD; IP provisioning mode = IPv4
04-09-2023 05:22:22criticalSYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;
04-09-2023 05:22:10criticalCable Modem reboot from UI
24-08-2023 18:48:14criticalSYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;
24-08-2023 18:48:02criticalCable Modem reboot from UI
24-08-2023 18:07:32criticalSYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;
24-08-2023 18:07:20criticalCable Modem reboot from UI
24-08-2023 18:02:56criticalSYNC Timing Synchronization failure - Loss of Sync;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;
21-08-2023 14:27:48criticalSYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;
21-08-2023 14:27:36criticalCable Modem Reboot due to power button reset
18-08-2023 01:54:23criticalUnicast Maintenance Ranging attempted - No response - Retries exhausted;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;
18-08-2023 01:54:23critical16 consecutive T3 timeouts while trying to range on upstream channel 8;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;
16-08-2023 00:40:11criticalStarted Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;
15-08-2023 22:15:37criticalStarted Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;
15-08-2023 22:15:27criticalNo Maintenance Broadcasts for Ranging opportunities received - T2 time-out;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;
15-08-2023 22:15:12criticalNo Ranging Response received - T3 time-out;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;
10-08-2023 11:55:12criticalNo Ranging Response received - T3 time-out;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;
10-08-2023 11:55:10criticalUnicast Maintenance Ranging attempted - No response - Retries exhausted;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;
10-08-2023 11:55:10critical16 consecutive T3 timeouts while trying to range on upstream channel 1;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;
10-08-2023 11:53:58criticalStarted Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;
10-08-2023 11:52:26criticalStarted Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;
07-08-2023 15:30:47criticalUnicast Maintenance Ranging attempted - No response - Retries exhausted;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;
07-08-2023 15:30:47critical16 consecutive T3 timeouts while trying to range on upstream channel 1;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;
07-08-2023 15:29:59criticalStarted Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;
07-08-2023 15:29:37criticalUnicast Maintenance Ranging attempted - No response - Retries exhausted;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;
07-08-2023 15:29:37critical16 consecutive T3 timeouts while trying to range on upstream channel 2;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;
07-08-2023 15:28:47criticalStarted Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=**:**:**:**:**:**;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;
12 REPLIES 12

Client62
Legend

Check for a known local fault on 0800 561 0061 - it is an automated service.
Customer Support are on 150 or 0345 454 1111 from a non-VM phone - to report the outage.

linwelin
On our wavelength

checked and no faults listed

Client62
Legend

Call in your fault,  folks living close to you may not have spotted this yet.

linwelin
On our wavelength

What makes you think it is an area fault? 

Client62
Legend

The loss of all upstream channels is typical of a fault in a local street cabinet.

Hi linwelin,

Thanks for posting, and sorry to hear you've had some connection issues. How have things been since you posted on Monday? We you able to contact us regarding this?

Alex_Rm

linwelin
On our wavelength

The Internet has not gone off since but i was looking at the router stats and upstream still says not available.

Adri_G
Forum Team (Retired)
Forum Team (Retired)

Hi, linwelin.
Thanks for your reply and for sharing more, also sorry for the slow responses from us.
Have things changed since your latest post above and do you still need our help with the upstream issue?

Please, confirm this and we're eager to assist.

Adri
Forum Team

New around here? Check out the do's and don'ts, in our Community FAQs


linwelin
On our wavelength

Internet still has not gone off since, but i don't know if it is an issue or not that it is not reporting any upload stats, you tell me lol?