I just upgraded to a DOCSIS 3.1 modem (CM-1000 V3.01.04) to support 500 mbps internet. However, when looking at my cable connection information on the modem, only 16 of 32 Downstream Bonded Channels (DOCSIS 3.0), 4 of 8 Upstream Bonded Channels (DOCSIS 3.0), 1 of 2 Downstream OFDM Channels (DOCSIS 3.1) and 0 of 2 Upstream OFDMA Channels are connected. I would expect more channels to be connected to my modem. What should I expect for number of channel connections with this modem?
I have been experiencing about 300 Mbps download speed and 50 Mbps up.
Here is my information on the cable connection. It looks like all channels connected are good:
Connectivity State OK Operational
Boot State OK Operational
Security Enable BPI+
IP Provisioning Mode Honor MDD IPv4 only
Downstream Bonded Channels (Partial Service)
Channel Lock Status Modulation Channel ID Frequency Power SNR / MER Unerrored Codewords Correctable Codewords Uncorrectable Codewords
1 Locked QAM256 16 309000000 Hz -5.5 dBmV 38.2 dB 112950273 1 0
2 Locked QAM256 1 111000000 Hz -2.8 dBmV 39.7 dB 111981445 58 235
3 Locked QAM256 2 117000000 Hz -2.1 dBmV 39.9 dB 111990932 73 146
4 Locked QAM256 3 123000000 Hz -1.5 dBmV 39.7 dB 112000458 33 238
5 Locked QAM256 4 129000000 Hz -1.2 dBmV 39.9 dB 112009639 58 0
6 Locked QAM256 5 135000000 Hz -1.0 dBmV 39.8 dB 112020211 62 1
7 Locked QAM256 6 147000000 Hz -2.1 dBmV 39.5 dB 112029462 55 193
8 Locked QAM256 7 153000000 Hz -2.6 dBmV 39.3 dB 112038546 63 267
9 Locked QAM256 8 159000000 Hz -3.0 dBmV 39.4 dB 112047179 47 222
10 Locked QAM256 9 267000000 Hz -4.9 dBmV 37.3 dB 112056815 1 0
11 Locked QAM256 10 273000000 Hz -4.1 dBmV 38.6 dB 112068136 1 0
12 Locked QAM256 11 279000000 Hz -4.1 dBmV 38.4 dB 112077293 1 0
13 Locked QAM256 12 285000000 Hz -4.6 dBmV 38.2 dB 112086391 1 0
14 Locked QAM256 13 291000000 Hz -4.9 dBmV 38.5 dB 112093372 1 0
15 Locked QAM256 14 297000000 Hz -5.3 dBmV 38.0 dB 112096189 1 0
16 Locked QAM256 15 303000000 Hz -5.4 dBmV 38.2 dB 112102895 1 0
17 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0 0
18 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0 0
19 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0 0
20 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0 0
21 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0 0
22 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0 0
23 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0 0
24 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0 0
25 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0 0
26 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0 0
27 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0 0
28 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0 0
29 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0 0
30 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0 0
31 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0 0
32 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0 0
Upstream Bonded Channels
Channel Lock Status Modulation Channel ID Frequency Power
1 Locked ATDMA 1 35750000 Hz 35.5 dBmV
2 Locked ATDMA 2 28250000 Hz 35.5 dBmV
3 Locked ATDMA 3 20750000 Hz 34.3 dBmV
4 Not Locked Unknown 0 0 Hz 0.0 dBmV
5 Not Locked Unknown 0 0 Hz 0.0 dBmV
6 Not Locked Unknown 0 0 Hz 0.0 dBmV
7 Not Locked Unknown 0 0 Hz 0.0 dBmV
8 Not Locked Unknown 0 0 Hz 0.0 dBmV
Downstream OFDM Channels
Channel Lock Status Modulation / Profile ID Channel ID Frequency Power SNR / MER Active Subcarrier Number Range Unerrored Codewords Correctable Codewords Uncorrectable Codewords
1 Locked 0 200 213000000 Hz -53.3 dBmV 0.0 dB 0 ~ 4095 0 0 0
2 Not Locked 0 0 0 Hz -53.3 dBmV 0.0 dB 0 ~ 4095 0 0 0
Upstream OFDMA Channels
Channel Lock Status Modulation / Profile ID Channel ID Frequency Power
1 Not Locked Unknown 0 0 Hz 0 dBmV
2 Not Locked Unknown 0 0 Hz 0 dBmV
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