Wednesday, February 7, 2018

Motorola 7550 Modem/Router Woes

Howdy,

I've had two techs out in two days to investigate the issues we've been having with our home cable internet connection. The first tech removed some old amplifiers and splitters from years ago and that didn't fix anything. The tech that came out today didn't see any issues with downstream, upstream or SN ratio either from the drop or the modem.

However, as soon as they leave, this stuff starts right back up and it's super annoying, especially when you're trying to get homework done online!

I've tried to google the logs from my modem, which are annoyingly truncated and not showing the full message for each event, however, there seems to definitely be an issue. If anyone with experience with cable DOCSIS codes or just a general idea of what any of this means, that would be great to understand it. This is an example of the pattern that occurs a few times an hour. ============================================================ Tue Feb 06 17:12:23 2018 Error (4) Missing BP Configuration Setting TLV Type: 17.9;CM- MAC=00:40... Tue Feb 06 17:55:44 2018 Critical (3) Started Unicast Maintenance Ranging - No Response received -... Tue Feb 06 17:56:17 2018 Critical (3) Received Response to Broadcast Maintenance Request, But no U... Tue Feb 06 17:56:28 2018 Notice (6) Overriding MDD IP initialization parameters; IP provisioning... Tue Feb 06 17:56:36 2018 Error (4) Missing BP Configuration Setting TLV Type: 17.8;CM MAC=00:40... Tue Feb 06 17:56:36 2018 Error (4) Missing BP Configuration Setting TLV Type: 17.9;CM-MAC=00:40...

Other info: Ch LockStatus Mod CID Freq Pwr SNR Corrected Uncorrected 1 Locked QAM256 16 549.0 -6.2 39.6 0 0 2 Locked QAM256 10 513.0 -5.8 39.7 0 0 3 Locked QAM256 11 519.0 -5.9 39.7 0 0 4 Locked QAM256 12 525.0 -5.8 39.8 0 0 5 Locked QAM256 13 531.0 -6.0 39.7 0 0 6 Locked QAM256 14 537.0 -6.0 39.7 0 0 7 Locked QAM256 15 543.0 -6.1 39.7 0 0 8 Locked QAM256 9 507.0 -5.8 36.2 0 0 9 Locked QAM256 17 555.0 -6.3 39.5 0 0 10 Locked QAM256 18 561.0 -6.3 39.6 0 0 11 Locked QAM256 19 567.0 -6.3 39.6 0 0 12 Locked QAM256 20 573.0 -6.3 39.6 0 0 13 Locked QAM256 21 579.0 -6.3 39.6 0 0 14 Locked QAM256 22 585.0 -6.1 39.7 0 0 15 Locked QAM256 23 591.0 -6.1 39.7 0 0 16 Locked QAM256 24 597.0 -5.8 39.8 0 0 

Total 0 0

Ch LockStat ChanType CID SymbRate Freq. (MHz) Pwr (dBmV) 1 Locked ATDMA 3 5120 30.4 44.0 2 Locked ATDMA 2 5120 24.0 44.0 3 Locked TDMA 1 2560 19.2 42.8 4 Locked ATDMA 4 5120 36.8 44.8 


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