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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1 answer
215 views

RPI4 and 4G Dongle

I setup a 4G connection using below link viewtopic.php?t=302262 I have a ZTE MF820B dongle. When my home WIFI is on, I can ssh to the pi. But when I turn off the wifi and use only the ZTE usb dongle, ...
0 votes
1 answer
447 views

Able to play audio on CLI but not on VNC when headless

I have a Raspberry Pi 4 8GB that I'm looking to use for ham radio applications. In particular, I'm currently working with an rtl-sdr dongle for software-defined radio. Right now I'm just working with ...
1 vote
4 answers
415 views

Rpi3B+ ssh session drops randomly

I have a Raspberry Pi 3 Model B Plus Rev 1.3 in my Ethernet network that runs headless with octoprint and an arduino pro mini connected to it via i2c. Wifi is disabled. The Rpi is powered from an ...
1 vote
1 answer
17 views

Raspberry has internet access but can't connect to SSH or webserver

My Raspberry Pi 3 is connected to the router via cable. To this day, I had no issues with it, I was running home assistant on it (and developing a few additions on my own). However, while I was ...
0 votes
1 answer
1k views

Can't get SSH to work over USB in linux [Raspberry Pi Zero W]

The problem is that I can't get it to work while using linux, I can SSH just fine into it on my Windows machine but on my laptop running arch, it doesn't seem to be able. I've followed the steps I ...
1 vote
1 answer
245 views

opencv installation

`I tried installing opencv on my raspi 3B using pip, on trying to import cv2 i am getting an error Edit: code lines: Successfully installed opencv-python-4.1.1.26 `(cv) pi@raspberrypi:~ $ workon cv ...
2 votes
1 answer
289 views

Running framebuffer application over ssh with display on TFT

I've got a RPi 2 running Raspi OS 2020-12-02 with Adafruit 3.5" TFT display - the display is configured correctly and displays console messages and as well can display images, for example when I ...
1 vote
2 answers
743 views

Unable to create passwordless SSH connection between Windows PC and Pi

I am trying to use Wing Pro to debug a Python script on the RPi 3Bv1.2 (with Raspbian Jessie) and I have followed these instructions in order to create a passwordless SSH connection with my Windows PC ...
1 vote
1 answer
30 views

Can't access server over Wi-Fi

When trying to ssh or ping my Raspberry Pi server on my LAN I get a "No route to host": $ ping 192.168.50.249 ...
1 vote
0 answers
34 views

How to remotely connect to a Raspberry Pi that is connected to the internet via a mobile hotspot? [closed]

Raspberry Pi will be connected to the internet via a mobile hotspot (different mobile hotspots at different times). I am looking to connect to this Raspberry Pi remotely, be able to SSH into it. Would ...
1 vote
1 answer
148 views

Reverse ssh tunnel stops working after a few hours

I have a Raspberry Pi Zero W (PiZeroW-1, Raspbian Buster)on a local network behind a 4G router with CGNat. To be able to communicate with it from elsewhere I have setup a reverse ssh tunnel that is ...
1 vote
2 answers
115 views

Ethernet for SSH via Offline Router, WiFi Chip for Internet

So, here’s how it goes. I have an old Linksys router which I have my raspberry pi connected to via Ethernet. I SSH to it via my laptop or phone by connecting to my router via WiFi. I want to be able ...
2 votes
1 answer
29 views

SSH connection to Raspberry PI Zero W with modern Raspberry OS imager

I'd like to connect via ssh over usb from a linux laptop to a Raspberry Pi Zero W 1.1. I looked up several tutorials and followed them to the best of my ability but they seem to be outdated, as they ...
1 vote
2 answers
115 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 ...
1 vote
3 answers
1k views

Not able to connect Raspberry to laptop

I'm trying to connect my laptop to my Raspberry PI with just a LAN cable and without a router because I don't have one. So I just configured a static IP in both the devices and tried to setup a ...
2 votes
1 answer
67 views

RPi irresponsive ssh access to LAN

I have the following setup at home: 3 RPis connected to router via ethernet. They have more than enough power supplies and are headless. RPi #1 (very old model) runs pihole and acts as DHCP server. ...
0 votes
1 answer
318 views

Unable to connect to the raspberry pi through SSH

I have a raspberry pi 3 with Debian os and I am unable to connect to it via ssh through VS code.The pi has already been configured and has a username and password. The raspberry pi shows the message ‘...
1 vote
0 answers
27 views

Raspberry Pi 4: Black screen after boot both local and via vnc

I have a Raspberry Pi 4 that I have had running for at least half a year as a Plex server. I used Raspberry Pi Imager to create the os, and then I connected via vnc from either my mac or my pc, the ...
1 vote
1 answer
94 views

How to connect to rpi 4 without home network via Wifi adapter

I have a Rpi 4 (Ubuntu 20.04.5) and a desktop (Windows 11). On the desktop, I have a wifi adapter. How can connect to RPI via ssh without wifi home network? I don't need the RPI to have access to the ...
0 votes
2 answers
82 views

Can't ping or ssh pi@mydevice.local, but can do it with pi@<ipaddress>

I can do ping 10.84.135.79 or ssh pi@10.84.135.79. But I'm unable to succeed with ping mydevice.local or ssh pi@mydevice.local. I'm on macOS, trying to ssh to a Raspberry Pi 4 Model B Rev 1.2. % ping ...
17 votes
7 answers
45k 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 ...
1 vote
1 answer
205 views

SSH disconnects after ~10 mins and can't reconnect

After around 10 minutes of starting up my Raspberry Pi (Model 4b) and being SSH'd into it, it freezes. If I try to reconnect I just get connection timed out. I've connected it to a monitor and it ...
2 votes
1 answer
90 views

SSH via PuTTY Remote Forwarding Setup

I was trying to set something up so that I can SSH into my Raspberry Pi 4B from anywhere via remote forwarding. To do this I wanted to use PuTTY, specifically, I wanted to add a new forwarded port. ...
1 vote
1 answer
257 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 ...
1 vote
1 answer
90 views

raspberry pi home automation sphinx

Hello. I'm suffering from this problem. Had anyone here dealt with it before, if so please help me. I'm running out of the time. I already downloaded cont_ad.h to sphinxbase library but nothing has ...
0 votes
1 answer
106 views

VNC without pass from external internet

Problem I want to use raspberryPi's Chrome from my Mac in order to watch some videos. In order to do that, I am trying to make VNC connection. Condition raspberry pi and my Mac uses different ...
1 vote
1 answer
415 views

Python ide for remote debugging/coding on Raspberry pi 4

Is there any Python Ide available from which we can remotely connect to pi (using ssh) and can write python script or debug from windows. I have already done this using eclipse herebut this connection ...
7 votes
1 answer
1k views

How to start xorg on a physically connected display via SSH?

The pi is configured to start into text mode so that no xorg libraries are loaded during normal operation. Yet I would like to be able to occasionally run an xorg desktop session when connected to an ...
0 votes
1 answer
79 views

Problems using OpenSSH to remotely Access Raspberry Pi

I have a static IP setup for the raspberry pi and have no problem connecting via ssh while on the local network. I have the OpenSSH server running on the raspberry pi(pi4 model B running rasbian) and ...
1 vote
4 answers
18k views

Why "Server refused our key" when trying a SSH connection with Putty

Why do I get Server refused our key when trying to connect using SSH connection with Putty and when everything has been configured according to all the Tutorials? Generating the pair of keys from ...
0 votes
0 answers
54 views

SSH login after port 22 is suddenly not open anymore

I have a Raspberry Pi 4 where I installed Raspbian headlessly and had an apache web server and a mail server running - at some point the servers crashed and after not being able to fix it for some ...
0 votes
1 answer
144 views

Raspberry pi ssh connect to remote server

I have a remote cloud server (accessible only through ssh), with preexisting private and public keys, and I want to connect to it with my raspberry pi 3. I have already moved the private key over to ...
0 votes
1 answer
211 views

Can't always access my Raspberry Pi through PuTTY (SSH)

I recently bought a Raspberry Pi 3 Model B and started to set it up. I followed some tutorials and finally was able to access it remotely without having to plug it to a monitor, a keyboard, a mouse... ...
3 votes
1 answer
407 views

How to use MATLAB at host PC with Raspberry Pi

I'm trying to connect MATLAB with raspberry pi 2 b+. have already instlled the raspberry pi addon on MATLAB at the host LAPTOP. The configuration - Matlab(Host LAPTOP)-<---->ETHERNET<---->...
1 vote
1 answer
446 views

ssh to raspberry pi zero w no longer works after updating software

My raspberry pi zero w with latest version av Raspbian Jessi worked fine yesterday and I had no problems to ssh to it from my windows 10 pc. Today I updated it with: sudo apt-get update && ...
1 vote
1 answer
116 views

Not accepting any new connections. Raspberry pi zero W

I am new to Stackexchange. I have been working on a monitoring service (python based) on RPi Zero W. I edited the /etc/rc.local file to execute the program during the startup. The program works ...
0 votes
1 answer
99 views

User friendly interface to network settings

Right now, my team plans to deliver configured Raspberry Pi machines to our clients' homes so we can ssh to them. The only problem is that we don't have their home Wi-Fi SSID and password until we get ...
1 vote
1 answer
354 views

Avahi listing pi without .local suffix

I have a number of raspberry pis that I swap out (only one running at a time). One responds to ssh pi@raspberrypi rather than ssh pi@raspberrypi.local like the rest. I have looked at how to change ...
0 votes
1 answer
63 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 ...
0 votes
1 answer
560 views

Wiring Omron D6T Thermal Sensor to Raspberry Pi Zero W with Adafruit T-Cobbler Plus

I have a Raspberry Pi Zero W connected to a Adafruit T-Cobbler Plus and breadboard. My question is regarding wiring. I have followed tutorials to create simple circuits, however, I am struggling to ...
0 votes
1 answer
112 views

Piface Digital Master and PiFace Relay Plus Slave

I wish to control four state reconfigurable antennas in a propagation measurements using RPis at both ends of the propagation channel. The headless master RPi has a PiFace digital to control the start ...
-1 votes
1 answer
61 views

Cannot connect to Pi 4 through hostname (SSH and VNC)

I have a Raspberry Pi 4 with Raspberry OS. I was able to ping it or connect through SSH and VNC through IP address. But I can't ping it, can't connect it with hostname. I have tried using my Macbook ...
0 votes
1 answer
124 views

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 ...
20 votes
5 answers
44k views

How to set VNC security settings using SSH? `No security types supported. Server sent security types, but we do not support any of them`

With the latest Dist-upgrade, it appears the VNC security settings have been changed which means I cannot access my Pi through VNC until they are changed back. I have SSH access. As the Pi is over ...
2 votes
4 answers
2k views

Ubuntu core ask for password when using ssh keys

Can someone tell my what is wrong when I try to login into my raspberry with SSH: Debug info: I have followed this guide ubuntu guide for ubuntu core and for ubuntu ssh keys. Can see on google that ...
1 vote
1 answer
85 views

I have 50 Raspberry Pi's around town on different WiFi networks. I need to be able to SSH in as needed [closed]

The PIs are all imaged off the same SD card. The only difference is the Mac Address / CPU ID. I monitor them with a python script that pings my webserver on a regular basis to upload data. The problem ...
0 votes
1 answer
114 views

Permission Denied on SSH, but can VNC with same credentials

I have a raspberry pi on my network and have ssh'd into for over a year now nearly on a daily basis. I have VNC setup as well which I use about once a week. Suddenly today I can no longer SSH in. I ...
1 vote
1 answer
1k views

Connecting to Pi from Windows via Zeroconf - IPv4 pings fine, IPv6 does not

I've been struggling with getting into my Pi from Windows 10. I'm fairly sure the problem is on the Pi side but if so I can't for the life of me work it out. In short, on Windows I cannot ssh or ping ...
0 votes
1 answer
46 views

My router can't see Raspberry Pi 4

I have a Raspberry Pi 4 with Raspberry Pi OS Lite (64-bit) installed. I switch it on with Ethernet cable connected, and it doesn't appear on the router's hostname list. I don't have an SD card if that ...
3 votes
3 answers
7k views

SSH to Pi through putty Connection Refused (Raspbian Wheezy)

I just got a RPi2 Model B a few weeks ago and just started to program with it. I am trying to connect to the Internet for the project I am doing. So the OS is installed on my SD the only problem I am ...

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