Hi there,
I'm being hit quite often over the last few days with intermittent spikes (and occasional complete dropouts/reconnects) on my Hub 3 in Modem Mode. This is on a wired connection and I've rebooted both hub and router several times as well as reset the hub once.
Today's BQM so far:

https://www.thinkbroadband.com/broadband/monitoring/quality/share/d8187d1b7c2d0ffddf14ca0f68eb814816...
This has happened previously but usually lasts a day and then goes away for months but we've been suffering this for the third day in a row now and tempers are short (mine in particular as I spend my work days SSH'd into various remote server where these spikes are infuriating).
I'm wondering if someone far more savvy than me could review my connection levels - when my SH3 arrived to replace my SH2, I was told I didn't need to connect the attenuator ... I guess I just want to make sure that was reasonable advice and, of course, any other advice is very welcome. Thanks in advance!
Downstream bonded channels
Channel | Frequency (Hz) | Power (dBmV) | SNR (dB) | Modulation | Channel ID |
1 | 475000000 | -0.5 | 38 | 256 qam | 9 |
2 | 483000000 | -0.7 | 37 | 256 qam | 10 |
3 | 491000000 | -1 | 37 | 256 qam | 11 |
4 | 499000000 | -1.5 | 37 | 256 qam | 12 |
5 | 507000000 | -1.5 | 38 | 256 qam | 13 |
6 | 515000000 | -1.4 | 37 | 256 qam | 14 |
7 | 523000000 | -1.2 | 37 | 256 qam | 15 |
8 | 531000000 | -1.7 | 37 | 256 qam | 16 |
9 | 539000000 | -2.5 | 37 | 256 qam | 17 |
10 | 547000000 | -3.4 | 37 | 256 qam | 18 |
11 | 555000000 | -3.7 | 37 | 256 qam | 19 |
12 | 563000000 | -3.7 | 37 | 256 qam | 20 |
13 | 571000000 | -3.2 | 37 | 256 qam | 21 |
14 | 579000000 | -3 | 37 | 256 qam | 22 |
15 | 587000000 | -3.2 | 37 | 256 qam | 23 |
16 | 595000000 | -3.7 | 37 | 256 qam | 24 |
17 | 603000000 | -4 | 37 | 256 qam | 25 |
18 | 611000000 | -3.7 | 37 | 256 qam | 26 |
19 | 619000000 | -3.7 | 37 | 256 qam | 27 |
20 | 627000000 | -3.9 | 37 | 256 qam | 28 |
21 | 635000000 | -4.5 | 37 | 256 qam | 29 |
22 | 643000000 | -5 | 37 | 256 qam | 30 |
23 | 651000000 | -5.2 | 37 | 256 qam | 31 |
24 | 659000000 | -4.5 | 37 | 256 qam | 32 |
Downstream bonded channels
Channel | Locked Status | RxMER (dB) | Pre RS Errors | Post RS Errors |
1 | Locked | 38.6 | 16 | 0 |
2 | Locked | 37.6 | 5 | 0 |
3 | Locked | 37.6 | 6 | 0 |
4 | Locked | 37.6 | 2 | 0 |
5 | Locked | 38.6 | 8 | 0 |
6 | Locked | 38.6 | 9 | 0 |
7 | Locked | 37.6 | 6 | 0 |
8 | Locked | 37.6 | 17 | 0 |
9 | Locked | 37.6 | 14 | 0 |
10 | Locked | 37.6 | 9 | 0 |
11 | Locked | 37.6 | 11 | 0 |
12 | Locked | 37.3 | 8 | 0 |
13 | Locked | 37.3 | 6 | 0 |
14 | Locked | 37.6 | 5 | 0 |
15 | Locked | 37.6 | 7 | 0 |
16 | Locked | 37.6 | 0 | 0 |
17 | Locked | 37.6 | 10 | 0 |
18 | Locked | 37.6 | 4 | 0 |
19 | Locked | 38.6 | 8 | 0 |
20 | Locked | 37.3 | 8 | 0 |
21 | Locked | 37.3 | 16 | 0 |
22 | Locked | 37.3 | 6 | 0 |
23 | Locked | 37.6 | 15 | 0 |
24 | Locked | 37.6 | 6 | 0 |
Upstream bonded channels
Channel | Frequency (Hz) | Power (dBmV) | Symbol Rate (ksps) | Modulation | Channel ID |
1 | 60300000 | 45.3 | 5120 | 64 qam | 1 |
2 | 46200000 | 43.3 | 5120 | 64 qam | 3 |
3 | 53700000 | 44.8 | 5120 | 64 qam | 2 |
4 | 39399995 | 42.5 | 5120 | 64 qam | 4 |
Upstream bonded channels
Channel | Channel Type | T1 Timeouts | T2 Timeouts | T3 Timeouts | T4 Timeouts |
1 | ATDMA | 0 | 0 | 0 | 0 |
2 | ATDMA | 0 | 0 | 0 | 0 |
3 | ATDMA | 0 | 0 | 0 | 0 |
4 | ATDMA | 0 | 0 | 0 | 0 |