Questions tagged [raspbian]

Raspbian is a free operating system based on Debian optimized for the Raspberry Pi hardware.

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Issue with passing OpenVPN connection from Raspberry Pi device to only one particular device in subnet

I'm trying to figure out, how to pass OpenVPN connection to device from Raspberry Pi There is openVPN connection set up on Raspberry Pi. Also pi-hole is set up for the whole network via main gateway (...
soulmv's user avatar
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77 views

Linux service constantly restarting

I have a service file mmctrl.service with the following contents [Unit] Description=MosquitoMax Controller Service After=network.target [Service] User=mm Group=mm WorkingDirectory=/home/mm/ ...
Daniel Watrous's user avatar
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152 views

Stuck on OpenVPN Server with PiVPN: Can't Access GUI or SSH on PLCs – Need Guidance

I'm venturing into a bit of uncharted territory for me and need some assistance. I'm working on setting up an OpenVPN server on a Raspberry Pi using PiVPN, aiming to connect my work laptop remotely to ...
nray's user avatar
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1 vote
1 answer
287 views

Unattended-Upgrade sends status e-mail to wrong address

I have a strange error that I cannot figure out myself. I want unattended upgrades to send a status e-mail to a certain address. But somehow it always changes the "to" field in that email to ...
xronin's user avatar
  • 11
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120 views

remove network discovered printers in cups web page

I am trying to remove network discovered from cups webpages. I am working on a cloud print service and run a raspbian bulleyes. I will have to deploy my system to customers and I want to remove every ...
Drumspirit's user avatar
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64 views

Redirect traffic in "sniff/tap?" mode to specific ip address(es), that is: rewrite destination headers to target other machine(s)

I have incoming traffic on eth1 (vlan id 201) which is emitted by another machine which is doing sudo tcpreplay -x 0.01 --loop=0 --intf1=eth12 Wireshark_bidirectional_data.pcap I would like to ...
Aleksandarf's user avatar
1 vote
1 answer
431 views

Moving linux server from ARM to x86

I've got a RPi LAMP server; Apache alone drives our Nextcloud, Zabbix, Prestashop, Guacamole and few other - we're unhappy with the performance as my 1GBit fiber is wasting on RPi(only 100Mb/s) and ...
CRUDO's user avatar
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-1 votes
2 answers
254 views

How to determine if NTP has updated the time

I am on a Raspberry Pi and have a service that wants to know how inaccurate (ie - number of seconds) the system time is if the system time is off by at least one minute. When Raspberry Pi starts up, ...
icu222much's user avatar
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1 answer
357 views

MULTI: bad source address from client [x.x.x.x], packet dropped

I had a running OpenVPN server on a RPi (buster, Debian 10). After upgrade it stopped working completely. Before that I had some issues with some public networks, which I did not investigate. When I ...
VPNer's user avatar
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Tentative of shh->rsync to wrong IP; potential security risk?

I have set up a little RPI backup 'server' (with rpi OS) on my LAN. I use it to create a backup of my main personal machine data using rsync, and I reach it from outside my network through SSH (key-...
maxechstack's user avatar
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1 answer
707 views

ping, but no throughput to server via wireguard from raspberry pi

I have a wireguard setup with a dedicated root server machine acting as the vpn subnet`s server. As clients, I want to connect a lot of raspberry-pi clients (3&4) - all of them having their own ...
Oliver's user avatar
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1 answer
616 views

Proper way to put http-server into background

I'm using raspbian on a pi Zero to serve a simple static HTML page with an index.js and some styling. I'm using the npm package http-server I've installed it globally. https://www.npmjs.com/package/...
user2402616's user avatar
-1 votes
1 answer
2k views

Dropbear has stopped accepting my SSH key

I have two Raspberry Pis, both running Raspbian Buster, both set up with full disk encryption, with dropbear (version 2018.76-5) to support remote unlocking of the disk encryption. This has been ...
Mark Raymond's user avatar
0 votes
1 answer
3k views

Apache2 server PHP access to files outside document root

I have a Raspberry Pi that I use to host a web server. I am using apache2 2.4.38, php8.1 and MariaDB 15.1 and I wanted to add a Nextcloud server to it. I am using the web installer version. I already ...
thijmer's user avatar
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397 views

System performance of Rasperry Pi (running k8s) is very poor - how to debug?

Summary I'm running a slim homelab (Kubernetes cluster with few pods, Gitea, Drone, Docker Registry, and NFS share) on a 2-Pi4 cluster, and the system performance is poor. I've noted that the ...
scubbo's user avatar
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1 vote
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403 Forbidden on initial load after installing NextCloudPi

I am making this post mostly for awareness in case anyone else is having a similar issue. Story I am running nextcloudpi (nextcloudpi.ownyourbits.com) on a Raspberry Pi 4 8GB using the Debian Buster ...
Aaron Welborn's user avatar
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1 answer
234 views

'pip3 freeze' and 'sudo pip3 freeze' are different

On my system (Raspbian Buster, raspberry pi CM4), packages installed with 'pip3 install ' are not available when I run 'sudo python3': $ pip3 freeze |grep numpy numpy==1.21.5 $ sudo python3 Python 3.7....
Almog-at-Nailo's user avatar
1 vote
1 answer
2k views

ERR OpenVPN is not listening (Raspberry PI using pivpn)

I am trying to get my old pi running a VPN server so I can access local resources from outside my local network. Following the steps below: curl -L https://install.pivpn.io | bash Selecting default ...
Josh Morris's user avatar
1 vote
1 answer
194 views

Forbidden ... denying access to be safe [closed]

Total n00b here. I'm running a LAMP stack using Raspbian OS on a Raspberry Pi 4 Model B. I tried googling around, but I couldn't find a thread that matched my issue. My jenga tower seemed pretty ...
didvids's user avatar
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1 answer
2k views

Internal DNS without Wireguard "proxy" [closed]

Problem: Wireguard obfuscates DNS request, so all DNS lookups from devices connected via VPN are seen as coming from Wireguard server. This prevents me from setting up per-device DNS white/black lists....
PTwr's user avatar
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-1 votes
1 answer
589 views

dd the entire SD card to one partition on HDD [closed]

This particular question is related to Raspberry Pi, but in fact, this is a general question. So, I have an SD card with RPI system running on it consisting of two partitions: Disk /dev/mmcblk0: 59.5 ...
ihorc's user avatar
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2 answers
10k views

Kubeadm init fails, kubelet fails to start

I'm trying to set up a Kubernetes cluster on a set of raspberry pi 4s, I'm running into a issue with kubelet failing when running the kubeadm init command I0205 12:29:52.930582 5348 local.go:65] [...
Drfrink's user avatar
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1 answer
101 views

Cannot transfer data from one specific system (MTU issue?)

Summary The default MTU value prevents data transfer for one system. Reducing it manually enables the data transfer once more, but this manual adjustment is unnecessary on an adjacent system. ...
Chris Davies's user avatar
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0 votes
1 answer
192 views

iptables: why are outgoing connections working even though no rules allow it

The INPUT and OUTPUT chain policies are set to DROP. Very few rules allowing only specific traffic between directly cable-connected devices. However, if I temporarily add a cable that goes to the ...
DiDiev's user avatar
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0 answers
1k views

Can't start isc-dhcp-server due to error " AgentInitCheck: agent comms failure"

I have a Raspberry Pi 4 - Model B, and I'm trying to create an adapter from Wi-Fi to Ethernet using the Pi. I'm currently using this gist as a guide for how to create it, but I keep running into an ...
frissyn's user avatar
-2 votes
1 answer
67 views

Can a Raspberry Pi be a viable solution for a small company VPN server? [closed]

I would like to implement an OpenVPN server for a small business (~10 people). Since the company owns NAS that are located in their office, the VPN server should ideally be physically in the same ...
paupaulaz's user avatar
1 vote
1 answer
264 views

Apache sends garbage response when requesting a .jpg

I am running Apache/2.4.38 (Raspbian). When requesting HTML and PHP everything works fine. When I request a .jpg file, apache seems to skip a few bytes at the beginning of the response header, and ...
Harald's user avatar
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-1 votes
1 answer
345 views

Why is apache logging an internal IP when using an external domain? [closed]

I have a Raspberry Pi running which we're using in the office for small test projects we don't want on our main development server. It is running apache. The DNS is handled via Cloudflare, but in DNS ...
Leonard Challis's user avatar
1 vote
1 answer
782 views

Enable UFW temporarily, not on boot?

Scenario: I am on a remote server, and if I set up UFW incorrectly, then I will be locked out without chance for easy recovery. So I want to start ufw and see if it works. If it doesn't, then I want ...
feklee's user avatar
  • 505
1 vote
1 answer
3k views

E: Unable to locate package mosquitto [closed]

I'm trying to install the mosquitto package, but when I type sudo apt-get install mosquitto it returns E: Unable to locate package mosquitto. I already ran sudo apt-get update and sudo apt-get upgrade....
Schneggl's user avatar
1 vote
1 answer
7k views

openVPN TLS Error: TLS handshake failed but was previously working

I have an openvpn configured on my raspberrypi, I followed this guide: https://juncotic.com/openvpn-easyrsa-3-montando-la-vpn/ and everything was working fine for weeks. Suddenly a cupple days ago the ...
PAH's user avatar
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3 votes
1 answer
2k views

Getting Syslog to log to both syslog and custom log file

In syslog (Raspbian rsyslog swVersion="8.1901.0"), I am trying to match / filter a system msg containing a specific string BOTH to /var/log/syslog (default) AND to a custom separate log file,...
DJacobson's user avatar
0 votes
1 answer
166 views

How to identify server providing wireless SSID name [closed]

First, a lot of background so that you'll hopefully understand the reason for the question. We had a catastrophic failure in our network - a surge that took out a couple of systems' network interfaces,...
Dennis 's user avatar
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0 votes
1 answer
2k views

Can I access an APFS drive plugged into a Pi over a network?

I have a SSD that's formatted for APFS Encrypted. I want to plug it into a Raspberry Pi and access it over a LAN from a Mac. However, as far as I know, there isn't a read / write driver for the Pi for ...
Ian Warburton's user avatar
4 votes
2 answers
11k views

Bind9: Disable DNSSEC validation on per zone basis?

I am trying to make a caching / forwarding only DNS server using Bind9 with DNSSEC validation being enabled by default. Assume you have the following informations from my config file: acl "home-...
Lasse Michael Mølgaard's user avatar
1 vote
0 answers
113 views

Kubernetes in RasPi 4B does not detect RAM

I'm trying to set up a Kubernetes cluster on a bunch of Raspberry Pi 4B nodes. I adopted the setup I use for my v-kube-cluster (Kubernetes in virtual boxed using vagrant). See https://github.com/...
Sebastian Sommerfeld's user avatar
0 votes
1 answer
958 views

ntpd synchronization not working

I'm running latest Raspbian Lite on Raspberry Pi 3 B. Just reinstalled ntpd completely and it doesn't synchronize time with upstream NTP servers at all. ntpdate -u 0.debian.pool.ntp.org works just ...
sq8l's user avatar
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1 vote
1 answer
320 views

overwriting default $PATH

I am trying to lock down regular users on a Raspbian installation. I'll be using rbash for that. I want to edit the PATH file so that only ~/bin files can be executed. I've stripped $PATH from /etc/...
Tuinslak's user avatar
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0 votes
1 answer
2k views

Exclude remote syslog client logs from /var/log/syslog on host machine

Background: I have a lil Raspberry Pi server running the latest Raspbian OS running a number of network appliances to help manage a complex IOT LAN for a client. I have been using rsyslog to write ...
kennnnnnnnneth's user avatar
0 votes
1 answer
528 views

"fatal: unknown service: smtp/tcp" from postfix in docker using `start-fg`

I'm trying to get postfix working in a docker container on a raspberry pi. The following works ENTRYPOINT service rsyslog restart && service postfix restart && sleep 2s && tail ...
Simon's user avatar
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3 votes
1 answer
3k views

Use NGINX as reverse-proxy to another Nginx

I have a kubernetes pods with Nginx serving a static node.js website, with a load balancer IP 192.168.0.223. When I browse http://192.168.0.223:80/, the static website is displayed correctly. I have a ...
Baptise's user avatar
  • 43
0 votes
1 answer
2k views

OpenVPN routing from server to client

I have two distant places each with a public IP and I want to make the LAN network of these places as if they were one. That is, the machines in place A can communicate with the machines in place B ...
Dariko77's user avatar
0 votes
1 answer
2k views

Systemd python script won't log (buffer cause)?

Although the problem exposed here seems very similar, none of the solutions provided work. Context : Raspberry Pi Zero W, Raspbian Lite (2020-08-20) I want to register a python3 script as a service, ...
nbonniot's user avatar
  • 127
0 votes
1 answer
2k views

Running django and gunicorn on raspberry pi

So I am trying to follow this here: https://www.digitalocean.com/community/tutorials/how-to-set-up-django-with-postgres-nginx-and-gunicorn-on-ubuntu-16-04 except on the latest raspberry pi. I think ...
Codejoy's user avatar
  • 149
1 vote
1 answer
4k views

How to automatically set a default route on RPI when ppp0 (3G) connection is established?

I want to connect a RPI to the internet via an UMTS stick. I could get it working with some manual interaction. As the RPI is place on an external location where i don't have access to all the time, ...
CodeNinja's user avatar
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0 votes
2 answers
534 views

Device -> device traffic being blocked inside of network

I am running into a weird issue, which I have been trying to understand and fix for a few hours. I have three main machines, which are setup this way: M1: Raspberry pi 3 (raspbian lite), running ...
ruben1691's user avatar
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1 vote
0 answers
597 views

mDNS service is discovered but not reachable

I've some problems connecting to services on my raspberry pi. I desire the following: 1x Raspberry Pi running multiple services (like openhab, mosquitto, nagios, etc.). Each of these services is ...
Peter C. Glade's user avatar
1 vote
1 answer
1k views

nfs server on linux with windows 10 client [closed]

I have a nfs server on a raspberry pi 3 b+, that share an ext4 directory. The nfs client is a windows 10 computer. I have a problem with filename characters encoding on client side. All accent ...
geo667's user avatar
  • 129
1 vote
1 answer
2k views

How to switch off "Not RRM Network" messages

My system's logs are being swamped by these messages: wpa_supplicant[390]: RRM: Ignoring radio measurement request: Not RRM network I have searched extensively; I've even found the sources for ...
Mausy5043's user avatar
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-2 votes
1 answer
683 views

Identify source of DNS queries [closed]

I am running Pi-hole as the DNS server on our home network. There is a continuous stream of about 400 queries per minute of alternating requests for "A" and "AAAA" records from ...
Nicolas's user avatar
  • 201