Upstream packet loss and jitter
We're experiencing latency spikes and packet loss throughout the day. It appears to be upstream based on testing I've done so far. All the details are below. It comes and goes suddenly and seemingly ...
Forum Discussion
Post your modem logs and look for T3 timeouts, T4 timeouts and dynamic range window violations. If the modem reboots on its own that often is due to a T4 timeout. These things are often caused by noise on the line. You can have excellent signals but still have noise on the line.
I don't see anything out of the ordinary in the logs, just some admin login events, UPnP port mapping, and a ton of these:
[Harvester][3634]: Harvester StartRadioTrafficHarvesting Starting Thread to start RadioTraffic Data Harvesting
2021/3/04 09:41:00 Notice
[Harvester][3634]: Harvester StartAssociatedDeviceHarvesting : Started Thread to start DeviceData Harvesting
2021/3/04 09:41:00 Notice
I don't think I did, but it's not impossible that I factory reset the modem after the reboot. I can't quite remember the timeline surrounding all that. Sorry!
I'm not sure that's the right log and unfortunately I don't know how to gather the DOCSIS log on a Panoramic modem. I hope someone else can provide detailed instructions for this.
