This on a headless, remote Pi4B running Buster. It has been in the same location with the same router for at least three years. In the last few months it has begun dropping the WiFi; sometimes for a matter of seconds and sometimes for hours. The wired connection, which I just added, stays up for a long time.
The Pi has always had two connected USB devices. A webcam and an UPS:
The webcam is the listing with no vendor name. (From an anonymous factory in China.)
But, it's there and it works:'
Just as a matter of interest, I'd like to know what's going on.
My first an only attempt yielded this:
Any ideas here?
The Pi has always had two connected USB devices. A webcam and an UPS:
Code:
pi@raspmountain:~/webcam $ lsusbBus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hubBus 001 Device 004: ID 32e4:9230Bus 001 Device 003: ID 051d:0002 American Power Conversion Uninterruptible Power SupplyBus 001 Device 002: ID 2109:3431 VIA Labs, Inc. HubBus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hubBut, it's there and it works:'
Code:
--- Opening /dev/v4l/by-id/usb-HD_USB_Camera_HD_USB_Camera-video-index0...Trying source module v4l2.../dev/v4l/by-id/usb-HD_USB_Camera_HD_USB_Camera-video-index0 opened.No input was specified, using the first.--- Capturing 10 frames...Skipping 50 frames...Capturing 10 frames...Captured 60 frames in 1.31 seconds. (45 fps)--- Processing captured image...Disabling banner.Setting output format to WEBP, quality 100Writing WEBP image to '/home/pi/webcam/webcammtn.webp'.My first an only attempt yielded this:
Code:
pi@raspmountain:~/webcam $ iwconfig wlan0wlan0 IEEE 802.11 ESSID:off/any Mode:Managed Access Point: Not-Associated Tx-Power=31 dBm Retry short limit:7 RTS thr:off Fragment thr:off Power Management:offpi@raspmountain:~/webcam $ rfkillID TYPE DEVICE SOFT HARD 0 wlan phy0 unblocked unblocked 1 bluetooth hci0 unblocked unblockedStatistics: Posted by Ratsima — Fri Oct 24, 2025 4:52 am