Issues with connectivity - wifi & ethernet

Question

Hi,I am having issues of wifi speeds slow/dropping connectivity and randomly losing connection via ethernet on my PC. i have ran the diagnostics tool on the hub 5 and i get this :Your home network has a few problems.&nbsp;Checking Broadband Service&nbsp;&nbsp;Checking Telephone Service&nbsp;Checking Ethernet Connections&nbsp;&nbsp;Checking WiFi ConnectionsIf you still think something is wrong, please check the following:1 The temperature of your&nbsp;Hub 5&nbsp;is normal.2 Your broadband connection is working.3 Gateway IPv4 address is valid.4 Your broadband connection is ready.5 There may be devices in your wired network which might be limiting your in-home connectivity.6 The device&nbsp;has low signal strength, please move it closer to&nbsp;Hub 5.7 The device&nbsp;has low signal strength, please move it closer to&nbsp;Hub 5.8 The device&nbsp;has low signal strength, please move it closer to&nbsp;Hub 5.9 The device&nbsp;has low signal strength, please move it closer to&nbsp;Hub 5.10 The device&nbsp;has low signal strength, please move it closer to&nbsp;Hub 5.11 The device&nbsp;has low signal strength, please move it closer to&nbsp;Hub 5.12 The device&nbsp;has low signal strength, please move it closer to&nbsp;Hub 5.13 The device&nbsp;has low signal strength, please move it closer to&nbsp;Hub 5.14 Please place your WiFi device near the&nbsp;Hub 5.&nbsp;I have a pod fitted as well between all devices that are showing low signal strength but when i use the connect app, all these devices show as 'great' for connection.&nbsp;&nbsp;This is also the network status/logs info from hub:Channel Frequency (Hz) Power (dBmV) SNR (dB) Modulation Channel ID 1339000000740QAM 2562621390000006.940QAM 256131470000006.840QAM 256241550000006.841QAM 256351630000006.841QAM 256461710000006.841QAM 256571790000006.841QAM 256681870000006.841QAM 256791950000007.241QAM 2568102030000007.141QAM 2569112110000007.141QAM 2561012219000000741QAM 25611132270000006.741QAM 25612142350000006.441QAM 25613152430000006.641QAM 25614162510000006.641QAM 25615172590000006.841QAM 25616182670000006.941QAM 25617192750000006.741QAM 25618202830000006.741QAM 25619212910000007.141QAM 25620222990000007.241QAM 25621233070000007.341QAM 25622243150000007.241QAM 25623253230000006.941QAM 25624263310000006.941QAM 25625273470000006.841QAM 2562728355000000741QAM 25628293630000007.241QAM 25629303710000006.941QAM 25630313790000007.341QAM 256313.0 Downstream channelsChannel Locked Status RxMER (dB) Pre RS Errors Post RS Errors 1Locked40002Locked407265353Locked405122374Locked413281935Locked415141436Locked416991637Locked415651898Locked414131719Locked4120012110Locked411503811Locked4185112Locked41771913Locked4165014Locked4179015Locked4194916Locked4166017Locked4123018Locked4110019Locked419020Locked4118021Locked418022Locked4114023Locked418024Locked4118025Locked413026Locked411027Locked410028Locked410029Locked410030Locked410031Locked41003.0 Upstream channelsChannel Frequency (Hz) Power (dBmV) Symbol Rate (ksps) Modulation Channel ID 04960000043.35120QAM 64114310000043.35120QAM 64223660000042.85120QAM 64333010000042.85120QAM 64442360000042.35120QAM 6453.0 Upstream channelsChannel Channel Type T1 Timeouts T2 Timeouts T3 Timeouts T4 Timeouts 0ATDMA00001ATDMA00002ATDMA00003ATDMA00004ATDMA00003.1 Upstream channelsChannel Channel Width (MHz) Power (dBmV) FFT Type Modulation 61037.72KQAM 2563.1 Upstream channelsChannel Channel Type Number of Active Subcarriers First Active Subcarrier (Hz) T3 Timeouts T4 Timeouts 6OFDMA2007400000000&nbsp;

gporter1983 · Answer

Network LogTime Priority Description 05-12-2023 04:40:09errorDHCP RENEW WARNING - Field invalid in response v4 option;CM-MAC=********;CMTS-MAC=********;CM-QOS=1.1;CM-VER=3.1;03-12-2023 14:41:31noticeCM-STATUS message sent. Event Type Code: 24; Chan ID: 159; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 3.;CM-MAC=*********;CMTS-MAC=***********;CM-QOS=1.1;CM-VER=3.1;03-12-2023 14:38:54noticeCM-STATUS message sent. Event Type Code: 16; Chan ID: 159; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 3.;CM-MAC=**********;CMTS-MAC=************;CM-QOS=1.1;CM-VER=3.1;02-12-2023 12:30:01noticeUS 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;02-12-2023 12:30:01warningDBC-REQ Mismatch Between Calculated Value for P1.6hi Compared to CCAP Provided Value;CM-MAC=************;CMTS-MAC=************;CM-QOS=1.1;CM-VER=3.1;02-12-2023 12:29:53noticeREGISTRATION COMPLETE - Waiting for Operational status02-12-2023 12:29:47warningREG-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;02-12-2023 12:29:47warningDynamic Range Window violation02-12-2023 12:29:47warningRNG-RSP CCAP Commanded Power Exceeds Value Corresponding to the Top of the DRW;CM-MAC=************;CMTS-MAC=************;CM-QOS=1.1;CM-VER=3.1;02-12-2023 12:29:41noticeDS 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;02-12-2023 12:29:34warningDHCP WARNING - Non-critical field invalid in response ;CM-MAC=************;CMTS-MAC=************;CM-QOS=1.1;CM-VER=3.1;02-12-2023 12:29:32noticeHonoring MDD; IP provisioning mode = IPv402-12-2023 12:29:20criticalSYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=************;CMTS-MAC=************;CM-QOS=1.1;CM-VER=3.1;02-12-2023 12:29:19criticalCable Modem Reboot because of - HW or Power-On Reset02-12-2023 11:25:08criticalSYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=************;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;02-12-2023 11:25:07criticalCable Modem Reboot because of - HW or Power-On Reset02-12-2023 09:24:52criticalNo Ranging Response received - T3 time-out;CM-MAC=************;CMTS-MAC=************;CM-QOS=1.1;CM-VER=3.1;02-12-2023 09:24:45criticalCable Modem Reboot because of - HW or Power-On Reset02-12-2023 09:24:45criticalSYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=************;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;23-11-2023 12:55:33criticalNo Ranging Response received - T3 time-out;CM-MAC=************;CMTS-MAC=************;CM-QOS=1.1;CM-VER=3.1;23-11-2023 12:55:27criticalSYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=************;CMTS-MAC=************;CM-QOS=1.1;CM-VER=3.1;28-10-2023 12:03:05criticalUnicast Maintenance Ranging attempted - No response - Retries exhausted;CM-MAC=************;CMTS-MAC=************;CM-QOS=1.1;CM-VER=3.1;28-10-2023 12:03:05critical16 consecutive T3 timeouts while trying to range on upstream channel 8;CM-MAC=************;CMTS-MAC=************;CM-QOS=1.1;CM-VER=3.1;28-10-2023 12:00:25criticalStarted Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=************;CMTS-MAC=************;CM-QOS=1.1;CM-VER=3.1;28-10-2023 09:08:27criticalSYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=************;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;28-10-2023 09:08:26criticalCable Modem Reboot because of - HW or Power-On Reset13-10-2023 23:57:06criticalCable Modem Reboot because of - HW or Power-On Reset13-10-2023 23:57:06criticalSYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=************;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;03-10-2023 01:47:52criticalNo Ranging Response received - T3 time-out;CM-MAC=************;CMTS-MAC=************;CM-QOS=1.1;CM-VER=3.1;03-10-2023 01:47:46criticalSYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=************;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;03-10-2023 01:47:46criticalCable Modem Reboot because of - Software_Upgrade21-09-2023 13:34:54criticalSYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=************;CMTS-MAC=**:**:**:**:**:**;CM-QOS=1.1;CM-VER=3.1;Not sure how much of this information will be useful so ive posted it all.Thanks in advance for any suggestions/help.Gary

Vikki_M · Answer

Hi gporter1983
Thank you for your post and welcome to our community.
I am sorry to hear about the service issues you are having.
I will send you a private message now so we can look into this further.
Please look out for the purple envelope in the top right of the page and pop back to me when you can.&nbsp;

Forum Discussion

Issues with connectivity - wifi & ethernet

2 Replies

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1	339000000	7	40	QAM 256	26
2	139000000	6.9	40	QAM 256	1
3	147000000	6.8	40	QAM 256	2
4	155000000	6.8	41	QAM 256	3
5	163000000	6.8	41	QAM 256	4
6	171000000	6.8	41	QAM 256	5
7	179000000	6.8	41	QAM 256	6
8	187000000	6.8	41	QAM 256	7
9	195000000	7.2	41	QAM 256	8
10	203000000	7.1	41	QAM 256	9
11	211000000	7.1	41	QAM 256	10
12	219000000	7	41	QAM 256	11
13	227000000	6.7	41	QAM 256	12
14	235000000	6.4	41	QAM 256	13
15	243000000	6.6	41	QAM 256	14
16	251000000	6.6	41	QAM 256	15
17	259000000	6.8	41	QAM 256	16
18	267000000	6.9	41	QAM 256	17
19	275000000	6.7	41	QAM 256	18
20	283000000	6.7	41	QAM 256	19
21	291000000	7.1	41	QAM 256	20
22	299000000	7.2	41	QAM 256	21
23	307000000	7.3	41	QAM 256	22
24	315000000	7.2	41	QAM 256	23
25	323000000	6.9	41	QAM 256	24
26	331000000	6.9	41	QAM 256	25
27	347000000	6.8	41	QAM 256	27
28	355000000	7	41	QAM 256	28
29	363000000	7.2	41	QAM 256	29
30	371000000	6.9	41	QAM 256	30
31	379000000	7.3	41	QAM 256	31

1	Locked	40	0	0
2	Locked	40	726	535
3	Locked	40	512	237
4	Locked	41	328	193
5	Locked	41	514	143
6	Locked	41	699	163
7	Locked	41	565	189
8	Locked	41	413	171
9	Locked	41	200	121
10	Locked	41	150	38
11	Locked	41	85	1
12	Locked	41	77	19
13	Locked	41	65	0
14	Locked	41	79	0
15	Locked	41	94	9
16	Locked	41	66	0
17	Locked	41	23	0
18	Locked	41	10	0
19	Locked	41	9	0
20	Locked	41	18	0
21	Locked	41	8	0
22	Locked	41	14	0
23	Locked	41	8	0
24	Locked	41	18	0
25	Locked	41	3	0
26	Locked	41	1	0
27	Locked	41	0	0
28	Locked	41	0	0
29	Locked	41	0	0
30	Locked	41	0	0
31	Locked	41	0	0

0	49600000	43.3	5120	QAM 64	1
1	43100000	43.3	5120	QAM 64	2
2	36600000	42.8	5120	QAM 64	3
3	30100000	42.8	5120	QAM 64	4
4	23600000	42.3	5120	QAM 64	5

05-12-2023 04:40:09	error	DHCP RENEW WARNING - Field invalid in response v4 option;CM-MAC=******;CMTS-MAC=******;CM-QOS=1.1;CM-VER=3.1;
03-12-2023 14:41:31	notice	CM-STATUS message sent. Event Type Code: 24; Chan ID: 159; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 3.;CM-MAC=*******;CMTS-MAC=*********;CM-QOS=1.1;CM-VER=3.1;
03-12-2023 14:38:54	notice	CM-STATUS message sent. Event Type Code: 16; Chan ID: 159; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 3.;CM-MAC=********;CMTS-MAC=**********;CM-QOS=1.1;CM-VER=3.1;
02-12-2023 12:30:01	notice	US 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;
02-12-2023 12:30:01	warning	DBC-REQ Mismatch Between Calculated Value for P1.6hi Compared to CCAP Provided Value;CM-MAC=**********;CMTS-MAC=**********;CM-QOS=1.1;CM-VER=3.1;
02-12-2023 12:29:53	notice	REGISTRATION COMPLETE - Waiting for Operational status
02-12-2023 12:29:47	warning	REG-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;
02-12-2023 12:29:47	warning	Dynamic Range Window violation
02-12-2023 12:29:47	warning	RNG-RSP CCAP Commanded Power Exceeds Value Corresponding to the Top of the DRW;CM-MAC=**********;CMTS-MAC=**********;CM-QOS=1.1;CM-VER=3.1;
02-12-2023 12:29:41	notice	DS 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;
02-12-2023 12:29:34	warning	DHCP WARNING - Non-critical field invalid in response ;CM-MAC=**********;CMTS-MAC=**********;CM-QOS=1.1;CM-VER=3.1;
02-12-2023 12:29:32	notice	Honoring MDD; IP provisioning mode = IPv4
02-12-2023 12:29:20	critical	SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=**********;CMTS-MAC=**********;CM-QOS=1.1;CM-VER=3.1;
02-12-2023 12:29:19	critical	Cable Modem Reboot because of - HW or Power-On Reset
02-12-2023 11:25:08	critical	SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=**********;CMTS-MAC=:::::**;CM-QOS=1.1;CM-VER=3.1;
02-12-2023 11:25:07	critical	Cable Modem Reboot because of - HW or Power-On Reset
02-12-2023 09:24:52	critical	No Ranging Response received - T3 time-out;CM-MAC=**********;CMTS-MAC=**********;CM-QOS=1.1;CM-VER=3.1;
02-12-2023 09:24:45	critical	Cable Modem Reboot because of - HW or Power-On Reset
02-12-2023 09:24:45	critical	SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=**********;CMTS-MAC=:::::**;CM-QOS=1.1;CM-VER=3.1;
23-11-2023 12:55:33	critical	No Ranging Response received - T3 time-out;CM-MAC=**********;CMTS-MAC=**********;CM-QOS=1.1;CM-VER=3.1;
23-11-2023 12:55:27	critical	SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=**********;CMTS-MAC=**********;CM-QOS=1.1;CM-VER=3.1;
28-10-2023 12:03:05	critical	Unicast Maintenance Ranging attempted - No response - Retries exhausted;CM-MAC=**********;CMTS-MAC=**********;CM-QOS=1.1;CM-VER=3.1;
28-10-2023 12:03:05	critical	16 consecutive T3 timeouts while trying to range on upstream channel 8;CM-MAC=**********;CMTS-MAC=**********;CM-QOS=1.1;CM-VER=3.1;
28-10-2023 12:00:25	critical	Started Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=**********;CMTS-MAC=**********;CM-QOS=1.1;CM-VER=3.1;
28-10-2023 09:08:27	critical	SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=**********;CMTS-MAC=:::::**;CM-QOS=1.1;CM-VER=3.1;
28-10-2023 09:08:26	critical	Cable Modem Reboot because of - HW or Power-On Reset
13-10-2023 23:57:06	critical	Cable Modem Reboot because of - HW or Power-On Reset
13-10-2023 23:57:06	critical	SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=**********;CMTS-MAC=:::::**;CM-QOS=1.1;CM-VER=3.1;
03-10-2023 01:47:52	critical	No Ranging Response received - T3 time-out;CM-MAC=**********;CMTS-MAC=**********;CM-QOS=1.1;CM-VER=3.1;
03-10-2023 01:47:46	critical	SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=**********;CMTS-MAC=:::::**;CM-QOS=1.1;CM-VER=3.1;
03-10-2023 01:47:46	critical	Cable Modem Reboot because of - Software_Upgrade
21-09-2023 13:34:54	critical	SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=**********;CMTS-MAC=:::::**;CM-QOS=1.1;CM-VER=3.1;

0	ATDMA	0	0	0	0
1	ATDMA	0	0	0	0
2	ATDMA	0	0	0	0
3	ATDMA	0	0	0	0
4	ATDMA	0	0	0	0