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CM820A connection out of spec?

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New Poster

CM820A connection out of spec?

My xfinity default route stops for a few seconds one to three times per day.

Because of this I've switched my VoIP phones over to my AT&T gateway.

What can I do to get help from xfinity?

 

2020/09/17_12:25:45 98.234.X.X default DOWN
2020/09/17_12:27:37 98.234.X.X default UP
2020/09/17_12:48:32 98.234.X.X default DOWN
2020/09/17_12:51:24 98.234.X.X default UP
2020/09/17_12:56:27 98.234.X.X default DOWN
2020/09/17_13:00:15 98.234.X.X default UP

 Hardware Information
 
System:

ARRIS DOCSIS 3.0 Touchstone WideBand Cable Modem
HW_REV: 1
VENDOR: Arris Interactive, L.L.C.
BOOTR: 1.2.1.61
SW_REV: 9.1.103M2AS.CT
MODEL: CM820A

 

 RF Parameters
Downstream
 DCIDFreqPowerSNRModulationOctetsCorrectedsUncorrectables
Downstream 140645.00 MHz3.96 dBmV35.25 dB256QAM787933622761241623113
Downstream 241651.00 MHz3.83 dBmV35.25 dB256QAM482576984770756926228
Downstream 342681.00 MHz3.75 dBmV35.42 dB256QAM482840678522420226795
Downstream 443687.00 MHz3.86 dBmV35.25 dB256QAM481265945446462028387
Downstream 544693.00 MHz3.93 dBmV35.60 dB256QAM427179005412496034795
Downstream 645699.00 MHz3.92 dBmV35.60 dB256QAM454834574393310531908
Downstream 746705.00 MHz3.88 dBmV35.42 dB256QAM454571484386491821568
Downstream 8 Upstream
 UCIDFreqPowerChannel TypeSymbol RateModulation
Upstream 1830.30 MHz45.75 dBmVDOCSIS2.0 (ATDMA)5120 kSym/s64QAM
Upstream 2936.70 MHz45.50 dBmVDOCSIS2.0 (ATDMA)5120 kSym/s64QAM
Upstream 31041.20 MHz42.00 dBmVDOCSIS2.0 (ATDMA)1280 kSym/s64QAM
Upstream 4723.70 MHz47.00 dBmVDOCSIS2.0 (ATDMA)5120 kSym/s64QAM
47717.00 MHz3.70 dBmV35.25 dB256QAM4554842873522625

29884

 

 

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New Poster

Re: CM820A connection out of spec? (T3 time-outs)

This all happened again last night and here is the event log:

 

 DOCSIS(CM) Events

 

Date TimeEvent IDEvent LevelDescription
9/20/2020 0:48820003003Ranging Request Retries exhausted;CM-MAC=00:1d:d4:bd:bd:13;CMTS-MAC=00:01:5c:62:fc:63;CM-QOS=1.1;CM-VER=3.0;
9/20/2020 0:48820006003Unicast Maintenance Ranging attempted - No response - Retries exhausted;CM-MAC=00:1d:d4:bd:bd:13;CMTS-MAC=00:01:5c:62:fc:63;CM-QOS=1.1;CM-VER=3.0;
9/20/2020 0:48820002003No Ranging Response received - T3 time-out;CM-MAC=00:1d:d4:bd:bd:13;CMTS-MAC=00:01:5c:62:fc:63;CM-QOS=1.1;CM-VER=3.0;
9/20/2020 0:53820003003Ranging Request Retries exhausted;CM-MAC=00:1d:d4:bd:bd:13;CMTS-MAC=00:01:5c:62:fc:63;CM-QOS=1.1;CM-VER=3.0;
9/20/2020 0:53820006003Unicast Maintenance Ranging attempted - No response - Retries exhausted;CM-MAC=00:1d:d4:bd:bd:13;CMTS-MAC=00:01:5c:62:fc:63;CM-QOS=1.1;CM-VER=3.0;
9/20/2020 0:53820002003No Ranging Response received - T3 time-out;CM-MAC=00:1d:d4:bd:bd:13;CMTS-MAC=00:01:5c:62:fc:63;CM-QOS=1.1;CM-VER=3.0;
9/20/2020 0:53820003003Ranging Request Retries exhausted;CM-MAC=00:1d:d4:bd:bd:13;CMTS-MAC=00:01:5c:62:fc:63;CM-QOS=1.1;CM-VER=3.0;
9/20/2020 0:53820006003Unicast Maintenance Ranging attempted - No response - Retries exhausted;CM-MAC=00:1d:d4:bd:bd:13;CMTS-MAC=00:01:5c:62:fc:63;CM-QOS=1.1;CM-VER=3.0;
9/20/2020 0:53820002003No Ranging Response received - T3 time-out;CM-MAC=00:1d:d4:bd:bd:13;CMTS-MAC=00:01:5c:62:fc:63;CM-QOS=1.1;CM-VER=3.0;
9/20/2020 0:55820003003Ranging Request Retries exhausted;CM-MAC=00:1d:d4:bd:bd:13;CMTS-MAC=00:01:5c:62:fc:63;CM-QOS=1.1;CM-VER=3.0;
9/20/2020 0:55820006003Unicast Maintenance Ranging attempted - No response - Retries exhausted;CM-MAC=00:1d:d4:bd:bd:13;CMTS-MAC=00:01:5c:62:fc:63;CM-QOS=1.1;CM-VER=3.0;
9/20/2020 0:55820002003No Ranging Response received - T3 time-out;CM-MAC=00:1d:d4:bd:bd:13;CMTS-MAC=00:01:5c:62:fc:63;CM-QOS=1.1;CM-VER=3.0;
9/20/2020 0:59820004003Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=00:1d:d4:bd:bd:13;CMTS-MAC=00:01:5c:62:fc:63;CM-QOS=1.1;CM-VER=3.0;
9/20/2020 1:02820002003No Ranging Response received - T3 time-out;CM-MAC=00:1d:d4:bd:bd:13;CMTS-MAC=00:01:5c:62:fc:63;CM-QOS=1.1;CM-VER=3.0;
9/20/2020 1:48820003003Ranging Request Retries exhausted;CM-MAC=00:1d:d4:bd:bd:13;CMTS-MAC=00:01:5c:62:fc:63;CM-QOS=1.1;CM-VER=3.0;
9/20/2020 1:48820006003Unicast Maintenance Ranging attempted - No response - Retries exhausted;CM-MAC=00:1d:d4:bd:bd:13;CMTS-MAC=00:01:5c:62:fc:63;CM-QOS=1.1;CM-VER=3.0;
9/20/2020 1:49820002003No Ranging Response received - T3 time-out;CM-MAC=00:1d:d4:bd:bd:13;CMTS-MAC=00:01:5c:62:fc:63;CM-QOS=1.1;CM-VER=3.0;
9/20/2020 1:49820003003Ranging Request Retries exhausted;CM-MAC=00:1d:d4:bd:bd:13;CMTS-MAC=00:01:5c:62:fc:63;CM-QOS=1.1;CM-VER=3.0;
9/20/2020 1:49820006003Unicast Maintenance Ranging attempted - No response - Retries exhausted;CM-MAC=00:1d:d4:bd:bd:13;CMTS-MAC=00:01:5c:62:fc:63;CM-QOS=1.1;CM-VER=3.0;
9/20/2020 1:49820002003

No Ranging Response received - T3 time-out;CM-MAC=00:1d:d4:bd:bd:13;CMTS-MAC=00:01:5c:62:fc:63;CM-QOS=1.1;CM-VER=3.0;