Questions tagged [raspberry-pi]
Ultra low-cost computer the size of a credit card. Also check the Raspberry Pi SE: http://raspberrypi.stackexchange.com/
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One computer (RPi CM4), 2 NICs, two separate networks
I have a RPi CM4 machine with 2 NICs. I want to be able to communicate with the main network on eth0 (192.168.1.x) and a separate network on eth1 (192.168.0.x).
For the main network connection, IT ...
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Am I assuming the wrong IP range when arp -a returns <incomplete>?
I am new to networking stuff so I hope I can get my point across. I am following a roughly sketched tutorial on how to connect to an IoT device. The device opens an unprotected WLAN-AP for some time ...
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Rock 4se: Raspberry Pi 7” touch screen does only work with Android 7 (but not 9 and 11) [migrated]
I try to run Rock 4 SE with the 7" Raspberry Pi touch screen on Android. For this I tried different official rock android versions (e.g. from https://wiki.radxa.com/Rock4/downloads). Android 7 ...
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Cast to Projector(s) with no Internet
I run tournament events in sports halls and have projector(s) running showing information. Currently this works via a local WiFi network I have set up with the router (that I have modded to be able to ...
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What ways can I access my Raspberry Pi from outside my home network
I wanna access my Raspberry Pi from outside my home network. I'd like to do it securely.
My setup is:
soyealink 4g+ b353 (router with simcard) --- Raspberry Pi
And I wanna be able to access it from a ...
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1
answer
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Running CUPS on Raspberry Pi - Webpage unaccessable
I am trying to configure my Raspberry Pi to connect to my printer and allow me to print wirelessly using the cups webserver.
My Raspberry Pi 3b+ is running headless ubuntu:
Distributor ID: Ubuntu
...
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How to debug Wake-on-LAN
I have a windows PC and I enabled the Wake-on-LAN feature in my ethernet network adapter and BIOS settings.
I'm trying to send a wol packet to this windows PC by using the MAC address from my ...
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Faild SSH. Permission denied, please try again. The password is correct 100%
I can't connect to my Raspberry pi over the network. The password is correct.
[fixik@hub ~]$ ssh -v pi@192.168.0.30
OpenSSH_7.4p1, OpenSSL 1.0.2k-fips 26 Jan 2017
debug1: Reading configuration data /...
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How does `apt full-upgrade` determine to remove a package in order to upgrade another package?
we have raspberry pi systems with debian installed, with sources from bullseye, bullseye-backports, raspberrypi, and finally our private repository.
In our private repository we pre-compile zfs-...
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How to set APM of a hard drive in Linux command line?
Strange things are happening in my system... I have a Raspberry Pi 4 with Raspberry OS Lite and some external WD HDDs atached to the USB port. I want to change the hard drive APM value so that I can ...
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ssh into ubuntu clean install, ssh by wifi is ok but by cable host unreachable
I have problems using putty on a rpi3 headless. This is not the first time using it but i want to start a home security project and start testing things. I'm sure is not a Rpi or pc problem nor ubuntu ...
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How to connect bluetooth input to Hifiberry using PulseAudio
I connected 2 conventional speakers to a Raspberry Pi 3 using the HiFiBerry AMP2. This works fine with Volumio. Now I want to take it one step further: instead of using Volumio I want to use the ...
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Installing Mosquitto on Raspeberry Pi disabling internet
Im trying to use Node-red to save the readings from DHT sensors and display it on a dashboard using mosquitto as a broker, I have installed the latest version of Node-red and mosquitto yet, currently, ...
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How do I prevent ipv6 addresses being used in a mixed ipv4 ipv6 environment?
I have a raspberry pi in a closed network at a remote site. The closed network has a Teltonika RUT-951 router that connects back to base over a VPN across the remote site's LAN and Internet; with a ...
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Nextcloud Docker status keeps "Restarting (255)"
I'm running a Nextcloud instance in docker-compose on my Raspi 4 at home for some years now and update the images about every two months.
My pi stopped working during todays NC update from 25.0.3 to ...
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Circumvent iPhone Hotspot device isolation with a RaspberryPi and a VPN? Making Chromecast + AP Isolation work
I am trying to circumvent device isolation of an iPhone WiFi Hotspot, to enable it to see a client device of said hotspot - a chromecast.
The Challenge
I have a person with a Google Chromecast. The ...
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Raspberry Pi 4 tries to boot from USB but fails, what can I do?
Trying to get my Raspberry Pi 4B to boot from USB.
I'm following the official instruction on Pi website, that means I'm using the USB imager app on my Mac. I load up ver 11 onto a new NVMe drive I ...
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Creating backup process with a pi, should I use push or pull?
I have a raspberry pi 4 and would like to use it as a backup server at home. Now I am unsure how to do this, I have an encrypted disk that is connected to the pi and I want to do the backup ...
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Connect OpenWRT to Eduroam
I have a Pi baked with OpenWRT, which I want to connect to the Eduroam network of our university. Is there a way, I can connect to Eduroam and get OpenWRT to submit the username and password so it can ...
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No audio on Raspberry Pi 3
I lost the audio for some reason on Raspbian GNU/Linux 9 (stretch).
If I do this:
sudo modprobe snd-bcm2835
.... I get this:
modprobe: ERROR: could not insert 'snd_bcm2835': Unknown symbol in module, ...
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Why does my Raspberry Pi have a static IP?
TLDR: RPi has a static IP. I can't locate where this is defined. Where should I look?
When I set up this Raspberry Pi I must have (sensibly?) configured a static IP. The Pi is always available on http:...
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mounted drives on raspberry pi os lite bullseye are presently unwritable without superuser privilege
i'm running a headless media server off of a raspberry pi in my home, but i am presently unable to write anything onto it via qbittorrent (using the qbittorrent-nox package to run via webui) after ...
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how to compress entire debian distro into an iso backup to flash raspberry pi sd card later?
i specifically want to do this as i used berryboot to install a version of raspbian without a gui as i was going to be using it without a monitor for nonstop daily use. the problem for me is that ...
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Linux: How to reset the bluetooth adapter without rebooting the operating system?
I have an onboard bluetooth device that stops working a few hours after booting with this error. I can not understand what is the reason for this behavior, so I decided to use an another method.
I ...
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Proxy server with squid and multiple 4G routers
A particular Raspberry Pi 4 is connected to wlan0 (192.168.10.174) on a 4G router (192.168.10.1) and has a 4G mobile connection.
Already on interface eth0 (192.168.1.41), is my local network router (...
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157
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Sending EOS pipeline gstreamer
I have an example gstreamer pipeline: gst-launch-1.0 v4l2src device=/dev/video2 ! image/jpeg,width=1280, height=800, framerate=30/1 ! v4l2jpegdec ! queue ! v4l2h264enc extra-controls="controls, ...
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Docker containers inaccessible in browser after reboot - Raspberry Pi 4
Raspberry Pi 4
Raspberry Pi OS Lite
Docker 23.0.0
Docker containers are not accessible in the browser after reboot, I thought it may have been because the containers do not start, but it appears that ...
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WLAN: how to configure entropy file in wpa_supplicant.conf
wpa_passphrase creates network login information for wpa_supplicant.conf.
wpa_supplicant takes an option -e to store entropy across restarts.
I understand internally stored entropy as a way to make ...
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rdiff-backup: how much resources for deleting files?
I have a very small nas for my home network which is a RaspberryPI 2B board with an external 5TB 2,5" hard drive and a second external 8TB 3,5" hard drive as the backup for the first hard ...
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specify target interface on for ssh tunnel on the other endpoint
I want to configure/maintain two routers on different networks, but both are directly connected to a raspberry pi. The configuration should then happen remotely through a tunnel via that RPi.
One ...
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Why does bash sometimes not start properly when i SSH into my raspberry pi from my computer (but works when SSH'ing from my phone)?
Usually, I can ssh into my raspberry pi (running Raspbian 11) just fine. But sometimes, every few days, ssh will timeout. This will last about a day (independent of restarts of my computer), until ...
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WARNING: pip is configured with locations that require TLS/SSL, however the ssl module in Python is not available. [ Raspberry Pi Python 3.10.9 ]
I am using a raspberry pi and trying to update from Python3.9 to Python3.10.9
I use the following commands:
sudo apt install build-essential zlib1g-dev libncurses5-dev libgdbm-dev libnss3-dev
...
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Buster to Bullseye Upgrade Error
I am trying to update my Raspberry Pi from Buster to Bullseye. I receive the error
The following packages have unmet dependencies:
libc6-dev : Breaks: libgcc-8-dev (< 8.4.0-2~)
but 8.3.0-6+rpi1 ...
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docker installation fails on raspberry pi 1b because containerd service crashed
I dusted off an old Raspberry Pi 1B (512 MB RAM) and want to use it for some educational projects with docker.
I installed the latest Raspberry Pi OS 32bit Lite on an 32 GB card, updated the ...
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file transfer OMV drops to zero
I have a Raspberry Pi with omv setup. The issue is that on my 16 TB hard drive if I upload from my computer to the network folder it will drop to 0kb and then I temporarily lose connection to my NAS ...
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Wireguard doesn't work in different network
I'm trying to configure a VPN with Wireguard, but I'm having problems. The VPN works correctly with the server and the client inside the same network. However, anytime I connect my client to a ...
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Why do I have low read speed on my Samba server?
I have the following setup:
4x WD HDDs (1x WD Blue 1TB (with an old Seagate interface) & 3x Elements 2TB), All SMR.
connected to a TP-Link UH700 USB hub
connected to a Raspberry Pi 4 with Samba ...
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Postfix not sending emails outside
so I'm trying to run a postfix app on my raspberry pi 4 following this tutorial: https://raspberrytips.com/mail-server-raspberry-pi/ But when I try to use telnet to send an email to an external mail, ...
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Mounting a drive from my Synology NAS to my Raspberry pi system (Retropie): No write rights?
I have a Synology NAS.
On this NAS, there's a group and a dedicated RetroPie user. Both the group and user have read and write rights on a specific shared drive that contains two sub-folders: roms/ ...
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How to identify the protocol of IR Remote (infrared Remote)?
I have an setup of Raspberry pi 3 Model B v1.2 and I have installed LIRC (Linux Infrared remote control) to send and receive IR signals (using an IR receiver and transmitter) from the raspberry pi.
...
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How to configure RPi to work as wifi access point that uses a Burp as a proxy?
I am attempting to use a Raspberry Pi Model B+ as a WiFi access point with the IP address of 192.168.0.1. This access point should redirect all HTTP and HTTPS traffic to a different machine with the ...
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Domains not being resolved using public DNS servers after usage of pihole/adguard
I am having issues on a client machine (Mac) accessing different sites, for instance reddit.com, after having used adguard/pihole in my local network on a raspberry pi.
To resolve the issue I thought ...
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I can only access local webpage on browsers using the ip address instead of hostname.local
I have a Raspberry Pi 4 and I set up pi-hole on it. The local IP address of the raspberry pi is 192.168.1.52 and its hostname is "homepi".
From my mac I can ping and ssh into the pi using ...
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Diffrence between Arm/Amd/aarch/armf?
I would like to know what is the main diffrence between these many architectures available for diffrent OS.
Amd64 /Amd32
Arm64 /Arm32
aarch64/ aarch32
armhf64/armhf32
I was trying to install ...
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Using Dexter to update grovepi is impossible
So I have a raspberryPi 4 with a grovepi, my end goal was to use the seed proximity sensor for a research class but I ran into many issues. To run the command to use the sensor I need the Dexter ...
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Wifi disconnects 2.4Ghz at specific places, 5Ghz works fine
I have a Tenda AC1200 AX10 router set up in AP mode, it is connected to a Raspberry Pi running OpenWRT, which is in turn connected to two ISP routers using TP-Link UE300 Ethernet to USB Adapter. The ...
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Hardware: is stacking multiple heatsinks useful?
I'm ordering a Raspberry Pi 4B with 8GB of RAM. Along with that I ordered the SD card, some kind of case, etc. (I will be running a Minecraft server on it, very CPU heavy stuff.) The case leaves ...
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1
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Port forwarding from 2 routers
I have a server that is working fine and can be accessed within my local network. But I would like to also be able to access it from outside the network, so I tried to do port forwarding, but it didn'...
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ERROR 2003: Can't connect to MySQL server on 'localhost:3306'(111 "Connection refused")
My laptop for database and raspberry pi 3b+ as remote computer:
I am trying to have a remote database from my laptop. I want my raspi 3b+ to connect to it but it seems I can't do it. Badly need your ...
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349
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ModuleNotFoundError: No module named 'pyModbusTCP'
I am trying to run a python file on bootup which will collect some data from another device.
I created a service in the /etc/systemd/system directory
[Unit]
Description = File which requests data from ...
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