SSH, otherwise known as "Secure Shell", is a method for securely connecting to a remote computer.

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Vagrant up (with Ansible) problems. Failed to boot the virtual machine

I'm using ubuntu 15.04, and i wanted to install vagrant with ansible. When i vagrant up i get the following error message: This is my vagrant file ==> default: Successfully added box ...
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How to send SIGKILL and SIGSTOP to a process on remote shell?

There is a program running infinitely on remote shell, which doesn't give me access to its login shell.(i.e, Whenever I login I see that program running on the console). I wan't send SIGKILL or ...
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90 views

ssh connection closed right after login – Exit Status -1

I've been getting this error recently from a server that I admin, not sure what is going on. Here's the output of a -vvv login: ssh -vvv user@server OpenSSH_6.9p1, LibreSSL 2.1.8 debug1: Reading ...
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19 views

Put a long process without necessary power on pc [duplicate]

I have two pc on my home network. One of them is the Raspberry Pi. The Raspberry Pi has static IP. I connect with it, through my another pc, with ssh user@ip. But if I put a long process run I have to ...
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7 views

Rsync and ssh on bakop.com

unfortunately the bakop guide doesn't provide enough information on how to control my account via 'SSH + Rsync ' I want that command : Checking the existance of a File/Directory in the server ...
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1answer
31 views

Open a file with gedit over ssh

I am trying to display a file with gedit, from my home, when connected to ssh in a machine of my uni. However, something is wrong with permissions. gsamaras@gsamaras:~$ ssh -X user@machine.gr ...
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44 views

Cannot connect to Ubuntu using PuTTY after switching Wi-Fi network

I have Ubuntu installed on one of my laptops with the GUI disabled. I installed openssh-server and tried accessing it from PuTTY from my Windows machine and it was working all fine. Later I had to ...
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27 views

So many users on ZFS pool? Cannot kill them all :( Cannot export pool :(

Hoping someone can help me. I am trying to export my ZFS pool so I can upgrade my Ubuntu from 14.04 to 15.10. I tried doing do-release-upgrade, and lost my pool, on discovering instructions, I have ...
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49 views

Why isn't my keyring in Ubuntu working?

I have encrypted my id_rsa with a password. I think Ubuntu has a keyring system which prevents me from inputting password every time I have to use id_rsa, like git push. Sometimes I don't need to type ...
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42 views

can't access my Ubuntu server after I changed the SSH port

I can no longer access my digitalocean server running Ubuntu: I changed the SSH port from 22 to 36734 this way: nano /etc/ssh/sshd_config and I changed the port from 22 to 36734 Then I ...
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12 views

Ubuntu screen does not start

I am working with 2 machines. I have installed Ubuntu 15.10 in Machine1. I access the Machine1 by SSH from Machine2. So Machine1 remains in idle mode. So after some timeout the Machine1 shows login ...
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Is there any way to run locally site which is available on ssh?

Not long ago I've installed hadoop on VBox Ubuntu 14.04 server. I'm working with this VM via ssh. I run some map-reduce tasks and now I want to check statistics of their execution. This statistics ...
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55 views

VNC vino over SSH tunnel ONLY

I've been searching for hours now, can't figure this one out. I am trying to make the following happen: Client: remmina + ssh tunnel Server: Lubuntu + openssh server (public key authentication) + ...
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1answer
56 views

How to use Read command in shell script while run script on remote machine [duplicate]

I want to run my shell script on a remote machine and I need user want to give value for some variable for that we use Read command while run script on local machine but I use the same command while ...
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28 views

Create openssh connection over direct ethernet connection

I'm trying to set up an ssh conncection with openssh and putty. I attached an ethernet cable from the device to my pc . The device doesn't have internet conncetion. Now I would like to directly ...
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71 views

Select Command not working while run shell scripts on remote machine

I want to run my shell script on a remote machine and I need user want to give value for some variable for that we use Read command while run script on local machine but I use the same command while ...
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64 views

What is Permission denied (publickey,gssapi-keyex,gssapi-with-mic)?

#!/bin/bash/expect for host in `cat jo.txt` do ssh -i /Users/Aparna/Desktop/Key/mfiosdev_rsa root@$host "timeout 4s curl -sL -w "%{http_code}\\n" "http://$host:9080/worklightconsole/" -o /dev/null -v ...
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76 views

Connect to SSH server using Nautilus

Trying to connect to SSH server using Ubuntu file explorer. I have already connected to that server using SFTP, but now I would like to do the same via SSH. By entering address and pressing connect ...
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43 views

bind9 don't work after update and restart on server 14.04

I updated my NAS "Server" a couple of days ago after a long time (4/5 months). After the update (one update for a kernel failed) i restarted the NAS. On the NAS is a samba4 domain and bind9 without ...
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57 views

Connection closed by remote host after pressing tab for autocomplete

I am connecting to a virtual box installation of Ubuntu 15.10 using putty: Welcome to Ubuntu 15.10 (GNU/Linux 4.2.0-22-generic x86_64) If do simply cd folde [tab] a window opens "Connection closed ...
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51 views

Install command line nuget on Ubuntu server

This may be more appropriate for StackOverflow, but I need to be able to compile my mono application on an Ubuntu server via ssh. I would like to have nuget restore my packages. There are several ...
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Switching User From A sudoer to Bash to Root

On someone's ubuntu VPS I created a user, added them to sudo and logged in. Figuring I didn't need the root password anymore, I got rid of it. Then for whatever reason I felt I needed to go back to ...
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Allowing sshd on local network without access to internet

I have setup sshd on my server and can access it fine from both my local network and remotely from other networks. I set up port forwarding using a different port than port 22. Port forwarding is ...
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130 views

ssh: connect to host [ip] port 22: No route to host [closed]

The VPN connection was successful, but: $ ssh -X -l cristic 192.168.1.40 ssh: connect to host 192.168.1.40 port 22: No route to host It may be of importance that I am abroad, visiting a friend, ...
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61 views

How to Remote ssh into Ubuntu which is installed on a virtual machine on a Windows PC?

*Update I read the link try the bridge mode already. But thing is that I can't enter the admin panel of the router. So I can't add the port forward rule directly. And I notice that there is a port ...
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I added a ip table record and now i can't access SSH

I ran this command root@vps:~# sudo iptables -A INPUT -p tcp --dport 21 -j ACCEPT I then disconnected from ssh and tried to reconnect but i can't Why would this command effect anything, ssh is on ...
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2answers
30 views

Hide/Don't list non-readable folders

In a multi-user environment using Ubuntu server 14.04 as a shared drive All users connect via SFTP using Filezilla/WinSCP and are chroot to /home/company-folder/ Each user has also its own personal ...
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90 views

Open ssh in terminal by clicking on “ssh://user@host” links in browser

I found a nice way to open a terminal with ssh to user@host if you click on a link that looks like this: ssh://user@host http://nknu.net/ubuntu-14-04-how-to-open-ssh-links-in-a-terminal/ I guess ...
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35 views

Problem with cluster installation with cloudera manager

I am installing Cloudera Manager in my system(14.04/64b). While installing at the final step, before finish installation I got some ERRORs in validation as shown below, errors in above page are, ...
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23 views

Byobu automatically open windows on boot

I really enjoy using byobu and the launch at login feature. I'm trying to figure out the best way to have a byobu session automatically launch on system boot, with several windows running different ...
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54 views

OpenSSH v7 where can I install it from

Ok, so I understand how Ubuntu does their package releases and what-not but I need to install security updates reliably without searching the vast Internet downloading and compiling. Does anyone know ...
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218 views

Chkrootkit says “Searching for Linux/Ebury - Operation Windigo ssh… Possible Linux/Ebury - Operation Windigo installetd”, should I be worried?

I recently ran sudo chkrootkit and this was one of the results: Searching for Linux/Ebury - Operation Windigo ssh... Possible Linux/Ebury - Operation Windigo installetd In my research on ...
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58 views

Unable to Install Openssh-Server on Ubuntu Server

I am trying to install OpenSSH-Server and receiving following error, Unpacking openssh-server (from .../openssh-server_1%3a5.9p1-5ubuntu1.7_amd64.deb) ... /var/lib/dpkg/tmp.ci/preinst: 17: exec: ...
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1answer
80 views

Setup Ubuntu with Apache to redirect subdomains to other internal ip's and different ports

I have been trying to hours to get this to work with zero luck. What I'm trying to do is setup so that if I ssh to something.domain.com apache will redirect to a different internal ip like ...
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How do I get Ubuntu server 14.04 to display as if it were actually desktop?

This question is kind of misleading. Let me first explain what I want. End Goal My goal is to have a syslog server, using rsyslog, that has 2 monitors, connected to a discrete video card. I would ...
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1answer
29 views

iptables rules not dropping IPs

I have a trusty 14.04.3 LTS server with fail2ban running. I have been under attack from 43.229.53.71; the last octet can change. My auth.log files show entries like this: Dec 11 15:02:51 M1 ...
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I locked myself out from using su or sudo. I'd like to understand what I did there

In an attempt to increase the numer of files my domino server is allowed to handle, I changed /etc/security/limits.conf, adding following lines. notes soft nofile 60000 notes hard nofile 60000 ...
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Pass param to ssh user@server bash --login -c FILE.rb PARAMS

I need run bash ruby script over ssh on remote server: # $1 - get params from local bash session ssh user@server bash --login -c FILE.rb $1 FILE.rb now recive no any params bash --login is need for ...
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30 views

How to create a log of an rsync transfer on the remote server?

I have a lovely functional bash script, which uses rsync to create a backup on a remote server, utilising key-based authentication. It uses a standalone rsync command, rather than having to set up ...
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1answer
195 views

How to fix “undefined reference to to `SSLv3_client_method`” during cURL custom installation

I work on a project which use cURL a lot. Recently we add a new feature to allow perform SFTP calls within our API. SFTP is disabled by default in cURL so I tried to search how to enable it. I found ...
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67 views

Cant ssh to server when the server is behind VPN

We have a server at our office that is accepting ssh connections through the port 22. I was able to connect to the server normally through SSH from my computer. Now there is the need to connect the ...
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20 views

Linux server autocomplete issues

I run an Apache on an Ubuntu server and because the a website hosted on the server was being very sluggish, I decided to restart apache - only I couldn't quite remember the command and I decided to ...
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39 views

Restrict user to a specific folder (SFTP or SCP)

I'm running ubuntu server 12.04.5, with users user1 and user2. What I want to achieve: Allow user2 to read and write files vis SCP / SFTP in a specific folder which is located in user1's home ...
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34 views

Is it possible to keep added ssh keys in ssh-agent after reboot? (using keychain)

Is it possible to keep added ssh keys in ssh-agent after reboot? As I figure out we use keychain to make ssh-agent keep running between logins, Am I right? so, is there anyway to keeps password ...
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1answer
12 views

passphrase issue with correct ssh keys

It is the first time I experienced this issue : I have setup ssh keys and I set the passphrase. Since the file is not id_rsa but id_rsd, I set this Host someIP HostName someIP User git ...
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1answer
64 views

How to fix sudo due to pam error

The short story is that I can SSH into my device with the a username and password that should be in the superuser group (so I should be able to sudo su). The problem is that I was trying to increase ...
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17 views

executing remote user profile for a specific mounted remote file system

I was able to mount my work box locally over my work's vpn. My goal is to run jdeveloper locally on remote files. However, I can't see the files as they are vob objects (clearcase). I can ssh to my ...
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2answers
47 views

refused connection to SSH

I've tried to access the Ubuntu platform using SSH ,SCP ,or SFTP and got refused message I tried service ssh restart and got : ssh:unrecognized service I also typed sudo ufw disable in order ...
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51 views

How to connect to another computer(windows installed) with SSH? [closed]

is there a chance of connecting to a computer that has windows 7 installed? Will I be able to make changes even when the computer is off?
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177 views

putty key -> connection refused (permissions OK, /var/log/auth.log is empty)

I already checked here: Trying to do ssh authentication with key files: server refused our key and I did all these: *new: generated key(s) via ssh-gen in a Linux client. added the public key to ...