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Solved
CAX 30 and XFinity Upload Speed
i have a cax 30 and my xfinity service is 1gb download, 100mb upload. i get somewhere between 500 and 800mb download (which i guess is okay) BUT my upload speed is stuck around 25mb (which is not...
jim-hanson wrote:okay so . . .
1. i can't get nextgen service at this time regardless of my modem.
2. even if i did have nextgen service, my cax30 is not yet capable of that (even though it is a recommended device)
correct?
Your specific service address has not yet been updated to receive the Xfinity Next Gen service. Work in progress across the Xfinity service areas.
Your CAX30 does not have the updated firmware necessary to allow it to connect to the Xfinity Next Gen network. The list of devices approved for Next Gen network connection is updated by Xfinity every month or so.
Yes, correct.
Are you testing speed with a wired PC?
Please post a copy and paste of the modems connection status and event log page.
https://kb.netgear.com/30007/How-do-I-obtain-the-cable-connection-information-from-a-NETGEAR-cable-modem-modem-router
https://kb.netgear.com/30008/How-do-I-view-or-clear-the-event-logs-on-my-NETGEAR-cable-modem-or-modem-router
Has a factory reset and setup from scratch been performed since last FW update?
was testing with wireless.
just did a wired test. 332 download, 23 upload
answer to other questions in a moment
i had done no firmware update but i did one going to 2.2+. i see no speed difference after that.
EVENT LOG
Event Log
Clear Log Refresh
Time
Priority
Description
2024-01-10 21:27:50
Critical (3)
UCD invalid or channel unusable;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:90:f0:29:07:00;CM-QOS=1.1;CM-VER=3.1;
2024-01-10 21:27:50
Notice (6)
DS profile assignment change. DS Chan ID: 32; Previous Profile: ; New Profile: 1 2 3.;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:90:f0:29:07:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:32
Notice (6)
Honoring MDD; IP provisioning mode = IPv6
1970-01-01 00:00:25
Critical (3)
UCD invalid or channel unusable;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:90:f0:29:07:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:25
Critical (3)
SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
2024-01-08 15:22:55
Critical (3)
UCD invalid or channel unusable;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:90:f0:29:07:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:26
Critical (3)
UCD invalid or channel unusable;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:90:f0:29:07:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:25
Critical (3)
SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
2024-01-08 13:44:09
Critical (3)
UCD invalid or channel unusable;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:90:f0:29:07:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:30
Critical (3)
UCD invalid or channel unusable;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:90:f0:29:07:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:29
Critical (3)
SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
2024-01-08 13:42:27
Critical (3)
Resetting the cable modem due to docsDevResetNow
2024-01-08 13:40:41
Critical (3)
UCD invalid or channel unusable;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:90:f0:29:07:00;CM-QOS=1.1;CM-VER=3.1;
2024-01-08 13:40:41
Critical (3)
SYNC Timing Synchronization failure - Loss of Sync;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:90:f0:29:07:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:27
Critical (3)
UCD invalid or channel unusable;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:90:f0:29:07:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:26
Critical (3)
SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
2024-01-08 13:07:32
Critical (3)
UCD invalid or channel unusable;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:90:f0:29:07:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:31
Critical (3)
UCD invalid or channel unusable;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:90:f0:29:07:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:29
Critical (3)
SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
2024-01-08 13:05:50
Critical (3)
Resetting the cable modem due to docsDevResetNow
2024-01-08 13:00:48
Critical (3)
UCD invalid or channel unusable;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:90:f0:29:07:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:25
Critical (3)
UCD invalid or channel unusable;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:90:f0:29:07:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:24
Critical (3)
SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
2024-01-05 10:16:09
Critical (3)
UCD invalid or channel unusable;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:90:f0:29:07:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:31
Critical (3)
UCD invalid or channel unusable;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:90:f0:29:07:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:29
Critical (3)
SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
2024-01-04 23:19:54
Critical (3)
UCD invalid or channel unusable;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:90:f0:29:07:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:30
Critical (3)
UCD invalid or channel unusable;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:90:f0:29:07:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:29
Critical (3)
SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
2024-01-04 23:18:10
Critical (3)
Resetting the cable modem due to docsDevResetNow
2024-01-03 16:41:20
Critical (3)
Started Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:90:f0:29:07:00;CM-QOS=1.1;CM-VER=3.1;
2024-01-03 13:27:42
Critical (3)
UCD invalid or channel unusable;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:90:f0:29:07:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:26
Critical (3)
UCD invalid or channel unusable;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:90:f0:29:07:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:25
Critical (3)
SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
2024-01-03 13:26:04
Critical (3)
Resetting the cable modem due to docsDevResetNow
2024-01-03 01:27:28
Critical (3)
Started Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:90:f0:29:07:00;CM-QOS=1.1;CM-VER=3.1;
2024-01-03 00:39:06
Critical (3)
Started Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:90:f0:29:07:00;CM-QOS=1.1;CM-VER=3.1;
2024-01-03 00:38:16
Critical (3)
UCD invalid or channel unusable;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:90:f0:29:07:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:30
Critical (3)
UCD invalid or channel unusable;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:90:f0:29:07:00;CM-QOS=1.1;CM-VER=3.1;
1970-01-01 00:00:29
Critical (3)
SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;CM-MAC=e0:46:ee:7e:a3:7b;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
here is the connection status.
Startup Procedure
Procedure
Status
Comment
Acquire Downstream Channel
531000000 Hz
Locked
Connectivity State
OK
Operational
Boot State
OK
Operational
Security
Enabled
BPI+
IP Provisioning Mode
Honor MDD
IPv6 only
Downstream Bonded Channels
Channel
Lock Status
Modulation
Channel ID
Frequency
Power
SNR
Correctables
Uncorrectabables
1
Locked
256 QAM
20
531000000 Hz
-2.1 dBmV
45.0 dB
0
0
2
Locked
256 QAM
13
489000000 Hz
-1.0 dBmV
45.7 dB
0
0
3
Locked
256 QAM
14
495000000 Hz
-1.4 dBmV
45.5 dB
0
0
4
Locked
256 QAM
15
501000000 Hz
-1.7 dBmV
45.4 dB
0
0
5
Locked
256 QAM
16
507000000 Hz
-1.5 dBmV
45.3 dB
0
0
6
Locked
256 QAM
17
513000000 Hz
0.9 dBmV
45.7 dB
29
0
7
Locked
256 QAM
18
519000000 Hz
0.9 dBmV
45.7 dB
10
24
8
Locked
256 QAM
19
525000000 Hz
-1.5 dBmV
45.3 dB
6
29
9
Locked
256 QAM
21
537000000 Hz
-1.9 dBmV
45.0 dB
0
0
10
Locked
256 QAM
22
543000000 Hz
-1.4 dBmV
45.3 dB
0
0
11
Locked
256 QAM
23
549000000 Hz
-1.3 dBmV
45.3 dB
0
0
12
Locked
256 QAM
24
555000000 Hz
-1.9 dBmV
44.8 dB
0
0
13
Locked
256 QAM
25
561000000 Hz
-2.4 dBmV
44.5 dB
0
0
14
Locked
256 QAM
26
567000000 Hz
-2.5 dBmV
44.4 dB
0
0
15
Locked
256 QAM
27
573000000 Hz
-1.8 dBmV
44.7 dB
11
24
16
Locked
256 QAM
28
579000000 Hz
-1.2 dBmV
45.1 dB
11
26
17
Locked
256 QAM
29
585000000 Hz
-1.3 dBmV
44.7 dB
10
27
18
Locked
256 QAM
30
591000000 Hz
-1.7 dBmV
43.8 dB
14
21
19
Locked
256 QAM
31
597000000 Hz
-1.9 dBmV
43.9 dB
6
31
20
Locked
256 QAM
32
603000000 Hz
-1.8 dBmV
44.4 dB
7
30
21
Locked
256 QAM
33
609000000 Hz
-1.6 dBmV
44.6 dB
8
27
22
Locked
256 QAM
34
615000000 Hz
-1.7 dBmV
44.7 dB
0
0
23
Locked
256 QAM
35
621000000 Hz
-2.0 dBmV
44.3 dB
6
29
24
Locked
256 QAM
36
627000000 Hz
-2.2 dBmV
43.0 dB
12
21
25
Locked
256 QAM
37
633000000 Hz
-1.9 dBmV
42.6 dB
0
0
26
Locked
256 QAM
38
639000000 Hz
-1.4 dBmV
43.5 dB
0
0
27
Locked
256 QAM
39
645000000 Hz
-1.3 dBmV
44.7 dB
0
0
28
Locked
256 QAM
40
651000000 Hz
-1.7 dBmV
44.5 dB
0
0
29
Locked
256 QAM
41
657000000 Hz
-2.2 dBmV
44.3 dB
0
0
30
Locked
256 QAM
42
663000000 Hz
-1.7 dBmV
44.5 dB
0
0
31
Locked
256 QAM
43
669000000 Hz
-1.2 dBmV
44.8 dB
0
0
32
Locked
256 QAM
44
675000000 Hz
-1.4 dBmV
43.2 dB
0
0
Upstream Bonded Channels
Channel
Lock Status
US Channel Type
Channel ID
Symbol Rate
Frequency
Power
1
Locked
ATDMA
1
5120 Ksym/sec
16400000 Hz
52.8 dBmV
2
Locked
ATDMA
2
5120 Ksym/sec
22800000 Hz
52.8 dBmV
3
Locked
ATDMA
3
5120 Ksym/sec
29200000 Hz
52.8 dBmV
4
Locked
ATDMA
4
5120 Ksym/sec
35600000 Hz
53.0 dBmV
5
Not Locked
Unknown
0
0 Ksym/sec
0 Hz
0 dBmV
6
Not Locked
Unknown
0
0 Ksym/sec
0 Hz
0 dBmV
7
Not Locked
Unknown
0
0 Ksym/sec
0 Hz
0 dBmV
8
Not Locked
Unknown
0
0 Ksym/sec
0 Hz
0 dBmV
Downstream OFDM Channels
Channel
Channel ID
Frequency
Power
SNR/MER
Active Subcarrier Number Range
Total Codewords
Uncorrectable Codewords
1
193
957000000 Hz
-2.8 dBmV
42.4 dB
148 ~ 3947
2586903
0
2
0
0 Hz
0 dBmV
0 dB
0 ~ 0
0
0
Upstream OFDMA Channels
Channel
UpstreamIsMuted
Ranging Status
Subcarrier Zero Frequency
Active Subcarrier Number Range
Symbols Per Frame
Tx Power
1
Other
0 MHz
0 ~ 0
0
0 dBmV
2
Other
0 MHz
0 ~ 0
0
0 dBmV
Extended Upstream Transmit Power
[ ]Enable Extended Upstream Transmit Power
Current System Time: 2024-01-10 21:40:26
System Up Time: 00:13:55
and i reset up the modem--reboot, redo through xfinity app, after firmware version. reboot again.
did not factory reset.