Questions tagged [ssh]

SSH (secure shell) is a network protocol to provide encrypted communication using a client-server architecture. Question include the configuration of the sshd server on the Pi.

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Unable to Set Up Pi Zero W headless - tried everything

I recently purchased a Raspberry Pi Zero W and have followed numerous tutorials on how to set it up headless, all without any success. I've tried turning it into a USB ethernet gadget rather than ...
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Why is RasPi not accepting keys for passwordless login

I am not able to do a passwordless login even after following all the recommendations and setups. Following is the out of ssh -vvv pi@10.0.0.217 OpenSSH_8.1p1, LibreSSL 2.7.3 debug1: Reading ...
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2answers
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Raspberry Pi 4 does not respond ssh

My setup is a RaspberryPi4 with SSD (Kingston 120GB) as boot drive. It has also a regular HDD connected to it. Both hard drives are connected to a USB dock via 3.0 USB. The dock has also a power ...
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21 views

SSH - Can't connect from LAN after switching to another network

A couple of days ago I bought a new raspberry pi 4, for now, I don't have desktop support but I set it up in headless mode (installed raspbian on sd card). I was able to connect it using ssh when it ...
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problem with chromium: cannot open display:: 0.0

I have a screen for raspberry pi (this one: http://www.lcdwiki.com/3.5inch_RPi_Display) to install the drivers for the screen I put (as said in the document below): sudo rm -rf LCD-show git clone ...
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2answers
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SSH warning, Help

every time I turn on my raspberry I get this warning How can i fix this?
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i can't connect to my raspberry remotely [duplicate]

when I want to connect through the vnc it shows me an error that does not allow me to access, or it tells me that the desktop cannot be displayed. I have already enabled VNC and SSH and it still shows ...
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1answer
29 views

Using raspberry pi connected via USB network as host. What IP address is it running at?

I have set up a headless raspberry pi zero W to allow SSH via a USB connection. I now want to be able to host for example syncthing on the pi. Under which IP address should this be accessible? The ...
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1answer
28 views

Is there a way to add SSH public keys to the SD card image before booting?

For headless initial configuration, it is possible to add WiFi login details by adding a wpa_supplicant.conf file to the image boot partition. Is it possible to add SSH public keys in a similar way? ...
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SSH and VNC functionality stops working after a week or so

I'm running a raspberry pi 4 model B as a private server using raspbian. When I set it up and enable ssh and vnc functionality I can access it via both of those methods from other computers just fine. ...
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Raspberry pi3 - Cannot show desktop

After some updates on my RPI3 running openmediavault, I cannot vnc into the system. I have tried them all by changing any resolution, enabling vnc in the raspi-confing settings and even mv .Xauthority ...
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Raspberry Pi wiping PW after reboot

So I recently invested in a raspberry pi 400 running up to date raspberry pi os. After numerous reboots whilst tinkering and setting up ssh/ vnc i followed the systems warning to change the default ...
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1answer
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PI os lite, no ssh installed/enabled? [duplicate]

I need the pi without desktop and for this I created the SD from the lite edition my pi is sealed with no access to the HDMI port. why would someone think that SSH shouldn't be enabled? , especially ...
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Enabled firewall and rebooted. Now unable to SSH

In enabled my pi‘s firewall with ufw enable and rebooted the pi itself. Now I’m not able to login via ssh anymore. Since it’s a headless Raspbian, I can’t connect it to a display either. Is there ...
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2answers
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Can't connect to Pi over SSH without rebooting it every day - Network Error: Connection timed out

Lately I haven't been able to connect to my Pi without rebooting it every day. After a reboot, I am able to connect to it for a few hours and then it starts giving the "Network error: Connection ...
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wpa_supplicant.conf not working, raspberry pi zero w headless setup not working

I'm new to Raspberry Pi's and just bought my first one, a Raspberry Pi Zero W. However, I've had a few problems setting it up headlessly. I first downloaded an image of Sticky-Finger's Kali-Pi (https:/...
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1answer
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Raspberry pi doesn't connect via ssh

I am quite new to the raspberry pi and to get used to it I wanted to start a project with it. The first step is obviously to flash an image (I am using Raspberry pi lite since the recommended one is ...
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1answer
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Send data to mosquitto installed on raspberry

I'm really new here and I have a question about the raspberry pi 3b+. I developed a little IoT application. Basically I read values from a sensor and then send them on my broker topic via mosquitto. ...
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302 views

How to disable “Wi-Fi is currently blocked by rfkill.” message?

I do not want to see the following message when I login to my Pi (5.10.17-v8+ #1403 SMP PREEMPT Mon Feb 22 11:37:54 GMT 2021 aarch64 GNU/Linux): Wi-Fi is currently blocked by rfkill. Use raspi-config ...
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2answers
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Troubleshooting cron job to restart broken internet connection

I have a pi zero 1.3 running on an ethernet connection (using this hub hat). I am running it headless, so I can only access it via ssh. Every once in a while, the internet connection drops, and I have ...
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cannot ssh to raspberry pi 400 with ubuntu server 20.10 [closed]

I did a fresh install of ubuntu server 20.10 server 64-bit arm using pi imager in a 16 GB MicroSD card for a raspberry pi 400. I have uncommented the WLAN0 and subsequent lines, given the Wifi SSID ...
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Headless SSH without Wi-Fi setup

||| Hello there, noob question: I've acquired my first rpi (a Zero W) three days ago and made a headless setup. Currently, it works as a logging device. I really liked the prospect of logging into the ...
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Why can't I find the local IP of my PI?

I tried the following command to find the local IP of my RPI: nmap -sP 192.168.1.1-254 But, the only IP I find is my PC. I know that my PI is at 192.168.1.6 which I can SSH into without any problem ...
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Getting an error only when trying to run kivy GUI from remote terminal

I'm testing some Kivy stuff to see how it works, and I want to edit and run the Kivy app remotely (using putty). I'm on Raspbian GNU/Linux 10 (buster) For simplicity's sake, here is the code I am ...
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1answer
48 views

How to SSH into a Pi outdoors

Pi newbie here, please kick me in the right direction if this is a repeat question, I'm unsure of the correct terminology for what I'm trying to achieve. Right, so I'm beginning my RPi learning, I'm ...
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How to get access via ssh as root - with public/private key

I don't understand why I get no access for root on my Raspberry Pi 4 while trying to use key-based authentification via ssh. So far I generated a public/private rsa keypair using PuTTYgen: I saved ...
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3answers
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Switching from desktop to lite, but with SSH

I plan on switching from Desktop to Lite sense I basically only ever use my Pi 4 over SSH. I know how to switch the OS by reimaging the SD card, but it would be much more convenient for me to do it ...
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4answers
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How to connect raspberry pi to separate wifi's

I have a headless pi setup and I want it to connect to two different wifi's at two separate houses. This is how my wpa_supplicant.conf is setup: ctrl_interface=DIR=/var/run/wpa_supplicant GROUP=netdev ...
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2answers
57 views

SSH to multiple Raspberry PI 4B

I have 2 PI that are connected to my local network first PI has the IP: 192.168.1.48 and the second one 192.168.1.49 that I can SSH to them in my local network without a problem, however I opened a ...
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ssh on raspberry is not responsive

I am encountering an issue on my Raspberry Pi 3B+ where the ssh shell is insufferably sluggish, to the point that the connection can time out sometimes. I have installed the latest version of ...
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Can not see Pi Zero on my network

I can't seem to find anything on here already with the same case so I'll go ahead and ask. I am trying to connect to my pi via SSH, but I can not see the pi on the network. I have: Flashed the SD ...
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105 views

How to backup a Raspberry Pi over SSH?

I tried following: ssh <pi>@<ip> "sudo dd if=/dev/mmcblk0 bs=1M | gzip -" | dd of=~/Desktop/pibackup.gz sudo: no tty present and no askpass program specified 0+1 records in 0+1 ...
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1answer
28 views

Raspberry PI 3 port forwarding issue

I'm trying to port forward from PI to my local laptop : ~/tmp$ ssh -R "192.168.0.12:8000:localhost:8000" pi@192.168.0.12 pi:~/tmp$ netstat -an|grep 8000 tcp 0 0 127.0.0.1:8000 ...
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Windows 10 Setup on Pi Zero not working

I'm trying to set up a Raspberry Pi Zero (not a Zero W) with Raspberry Pi OS Lite (32-bit), headless through USB. I'm not great with computers (using CMD is a real headscratcher for me), to put this ...
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1answer
41 views

Port forwarding / tunnelling for web server

I've been looking for a tunneling service, but it seems like most information is outdated. I've been using portmap.io for a while, but they only provide tunneling for one port. The main requirements ...
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66 views

Raspberry doesn't show the desktop through VNC viewer

I'm trying to connect to my raspberry pi through VNC Viewer. It connects perfectly (it is connected to my router, and I'm able to connect both via VNC and SSH). The only issue that it appears is that ...
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2answers
38 views

Does terminating ssh connection, terminates the installation process too?

I’m running a raspberry pi 3b headless, thus I ssh into rpi from Mac terminal through Ethernet cable ip. I’m currently installing opencv but the terminal kinda not giving any response. If I close the ...
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2answers
122 views

Raspberry Pi 3 B insanely slow on basically all tasks

My Raspberry Pi 3 B is only connected via Ethernet to the network and running a couple of server tasks, among them an HTML web server (nginx PostgreSQL Typo3). This was working perfectly fine for ...
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2answers
134 views

USB SSH Connection refused/No route to host

I know this has been asked before but I can't find a solution that works for me so I'm going to try asking again. I'm using a Pi Zero W headless and trying to SSH into it from my Ubuntu 18.04 machine ...
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0answers
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Website behind Firewall: How to SSL through a Reverse SSH Tunnel?

I have a website (Apache) hosted on my RasPi behind the apartment's firewall. A reverse SSH tunnel is established between the RasPi and a cloud server outside for port forwarding. The site's domain ...
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1answer
31 views

SSH to raspberry pi fails with Operation timed out error

I have suddenly lost the ability to ssh into my raspberry pi. the connection attempt hangs for sometime and eventually returns a "Operation timed out error". SSH access is enabled on the Pi. ...
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1answer
103 views

SSH won't connect on cloned disk

I'm working with a headless pi4b and can't remotely connect to it via user pi by SHH when using a cloned SSH of a microSD that performs this fine. Pi boots with slightly different output and I'm ...
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1answer
18 views

Unable to get IP address of Raspberry pi to give remote desktop connection

I am trying to give my Raspberry pi 3 B+ remote access using my windows laptop. I have connected raspberry using a ethernet cable and gave wifi connection to laptop. Then I tried making a bridge ...
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2answers
84 views

How to develop for raspberry pi without actually owning one

I need to run a low level code (thread protected circular buffer written in rust without using environment provided tools like mutexes nor semaphores...) on ARM based processors. The teacher was ...
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40 views

Lag while ssh from remote machine

I have putty ssh client which runs on Windows 10 connected to my Raspberry Pi 4 with 8Gb RAM machine. I'm experiencing lag while working with terminal. For example if I type ls command it might take 1 ...
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1answer
86 views

Cannot Ping/ ssh over wifi

I have read several forums and have tried many solutions. I have a new raspberry pi 3 B+. Up to this point I have connected an ethernet cable to remote into my RPi. Now I am trying to use wifi and it ...
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4answers
234 views

Can't add SSH file to SD Card

Yesterday I got a raspberry pi4 together with a micro SD Card which is preloaded with Raspberry PI OS (32-bit). I don't have a separate keyboard or mouse but I do have a laptop (a Mac) and so I ...
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1answer
49 views

Is there anyway I can enable ssh without access to the console?

So i have installed Arch on my raspberry pi but the ssh isn't enabled because port 22 seems to be closed. Is there anyway I can enable it without access to the console?
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22 views

Using phone microphone as audio input through USB?

I have a program that broadcasts and FM radio signal, and there is an option using this command to allow direct audio streaming: arecord -D hw:1,0 -c1 -d 0 -r 22050 -f S16_LE | sudo ./fm_transmitter -...
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1answer
64 views

Permission denied (publickey) - New computer, old key

The situation is the following: I have a raspberry pi, with authentication off, and a ssh key with passphrase. The computer where I generated the ssh key doesn't work anymore, but I have backups of ...

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