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

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Can't get Vnc to work reliably over wifi under lubuntu

I have a fresh new Lenovo G50-30 on which I installed fresh Lubuntu 15.10. It is connected over wifi to a ab/g (not n) wireless router with fixed channel. I would like to be able to reliably vnc into ...
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157 views

How can I make my server continue working without maintaining ssh connection?

I connect to my server via ssh that has erlang and cowboy installed on it for running my webpage. ssh root@my.ip.adress I then start up my webapp by doing; ...
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61 views

Can a user log in via tty1 from remote?

I rented this cloud server, and it is kind of hacked recently. I can see a suspicious user logged in via tty. leetom@S152:~$ last -x ayn1 ayn1 tty1 Wed Oct 28 18:59 - ...
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92 views

ssh authentication with id_rsa key not working

Openssh seems to locate my id_rsa key but then after: debug2: we sent a publickey packet, wait for reply It start over again with: debug1: Authentications that can continue: publickey,password ...
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2answers
76 views

Logging to remote server without specifying username

Today I configured ssh keys access to my server. Then I tested them and by mistake I forgot to specify the user, so instead of doing it like that: ssh username@myserver.com I did it like that ssh ...
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98 views

TRUSTY: ssh connexion [root@127.0.0.1 Permission denied] [duplicate]

I have this script that I am trying to execute on my machine Ubuntu 14.04, which indicates that I should Manage the ssh keys on servers to avoid entering password each time, which I didn't know how ...
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21 views

Recognize when ssh session closed

I was trying to change my terminal profile when connecting with ssh to a remote computer. This works well with a certain number of local profiles and xdotool key Alt+t p Down Return. Now the question ...
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24 views

Some packets are missing when running wireshark on a remote pc using `ssh -Y`

I have a pc with 802.11p support which I use to capture WSMP packets. If I run wireshark on it I receive all the packets. If I login to this PC via ssh -Y or ssh -X from other PC and run wireshark I ...
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I need to access my 15.10 desktop with remote access. How can I do so?

I have a Ubuntu 15.10 desktop that has some programs on it that I cannot get on my Ubuntu 14 laptop. However, I would like to be able to use these programs when I am away from home with my laptop. ...
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38 views

ImageMagick works as root, but not with PHP

I am brand-spanking-new at Ubuntu. I have my first webserver at Digital Ocean, build with Serverpilot. I just installed ImageMagick and it works when I SSH into the machine. However, when I try to ...
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118 views

How to open gunplot window under ssh?

After ssh -Y foo@bar.com, is it possible to run gnuplot and open the output picture on local machine? Here is what I get now: $ echo $TERM xterm-256color $ echo $DISPLAY $ gnuplot G N U P L ...
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20 views

Jail user to directory in sftp over ssh [duplicate]

I know this is a very popular and many times asked question. But nothing would solve it for me... I created a user called web who should only have access to the subfolders of /var/www/ to upload ...
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124 views

How to write a shell script to ssh to a remote machine and run a few commands there

The flow of my actual requirement is as follows. ssh from system1 to system2 Run the passwd command for the logged-in user in system2 Enter the preferred new password Logout and throw a message ...
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1answer
41 views

Setting AuthorizedKeysFile value causes ssh failure?

Upon rebooting my ubuntu machine remotely over ssh, I was no longer able to ssh to that machine. It was suggested that this was due to my home directory being encrypted with the authorized_keys ...
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19 views

Where does Nautilus get the icons for SSH mounts?

I am running Nautilus 3.4.2 on Ubuntu 12.04. I spend a lot of my time working on files and in folders accessed over SSH, which I connect to by putting sftp://wherever.my.domain/home/myuser/folder in ...
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1answer
13 views

Launch a codeblock in “screen”

I'm working on a script that downloads large files like installers, youtube video series or torrents. It's supposed to work on a Raspbian. So the main part has to be delt with in a screen session. Or ...
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2answers
451 views

Doing ssh from Mac to Ubuntu

Finally having gotten ssh localhost to run successfully on my Ubuntu machine, I'm now failing to remote into Ubuntu from Mac. Preparation: On my router, forward port 22 to my Ubuntu machine. Copy ...
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21 views

SSH Hangs after Network Choke

We are facing a weird issue in our servers. We are running a DHCP and DNS Services on Ubuntu servers and syslog-ng on redhat server. Syslog Server is recording logs for these servers as well as ...
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80 views

'ssh localhost' gives 'Permission denied (publickey).'

I'll mention some of many things I tried and give a couple of diagnostics. I would appreciate any clues on how to debug this: me@myubuntu:~/.ssh$ ssh localhost Permission denied (publickey). ...
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950 views

After upgrade to Ubuntu 15.10 can't connect via SSH

No problems connecting under Ubuntu 15.04 Server, but after upgrading to 15.10, trying to connect via a new SSH session got no response - didn't even reach the username prompt.
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68 views

What Ports do I need to keep open to access my SSH Server with non-default Port

I'm not using Port 22 for my SSH but something above 47000 I have ufw (uncomplicated firewall) installed and have unblocked "ssh" and "http" When I look into the current ufw status he says that Port ...
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30 views

Clients and a server connection by SSH with authentication key usage

What is the way to share a server's SSH key to clients to allow them connect by SSH to that server? In the every manual about SSH authentication a connection between clients and server through ...
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49 views

How to detect x2go idle sessions?

Using who -u and w commands, we can find out which ssh sessions are idle for how many time-period. But these commands don't capture x2go sessions; x2go works over ssh though. I am looking an ...
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158 views

Increase connection Timeout connect to server

When i use terminal to ssh to machine A: it takes some 10 seconds and then prompts for password I am using connect to server options to use sftp to connect to machine A and it says : timed-out while ...
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121 views

Mount Remote Folder on machine without root privileges

I have the following problem. I have access as a non-sudo user to a remote machine through ssh. I want to mount a specific folder from that machine onto my linux workstation to be able to handle my ...
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41 views

I can login my ssh server without password and private key

I disabled root login and password login, changed port, used mosh for a while, but why I can login from a non-root user without password and private key? Added some info from ssh -v, but I did not ...
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84 views

What do 'old' and '?' mean in who commands output?

Here is output of who -u command: xenoadmin :0 2015-10-12 11:04 ? 2881 (:0) xenoadmin pts/11 2015-10-12 11:04 old 3744 (:0) xenoadmin pts/13 2015-10-12 12:39 ...
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75 views

How to remotely access Ubuntu using VNC

I've been trying to configure VNC (Vino) on Ubuntu Desktop so that I can remotely access it from an Android tablet or another PC using a secure connection, but I can't seem to get it working. I had ...
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124 views

Can't SSH to VirtualBox Ubuntu server from public IP

I'm running Ubuntu 15.04 (latest version) on a virtual machine from my Windows machine and trying to set this up so I can access it from outside of my local network. I've been at this for a few hours ...
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54 views

Connect to server through intermedieate computer [duplicate]

I have accounts on 2 other machines machine 1: 172.16.68.1 and machine 2: 172.16.68.3 i use ssh to login to machine 1. I am unable to directly ssh to machine to but once i have logged in in machine ...
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27 views

Ubuntu image with running ssh server

I have such problem: My laptop is half dead. If i try to boot i get black screen(Backlight works). External monitor gives also black screen. If i remove RAM/CPU laptop beebs that me miss it. Also ...
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39 views

set up two factor authentication with Google but only if a public key is not used

I have key setup from host1 to host2 and host2 to host1 for SSH. I want to setup two factor authentication with Google on host1 and host2 but only if the incoming connection is from another place. So, ...
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200 views

Can't ssh into my home PC remotely

I have a computer at home running on 14.04. I would like to be able to send jobs to that computer (I will call it server) from my laptop (running on 15.04) and share files between the two. I am able ...
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20 views

Require SSH passphrase with each use

I regularly use Ubuntu's ssh command to connect to a server that I administrate (I even have a .desktop setup for it). I use a passphrased SSH key for authentication. I would like my computer to ...
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71 views

Can't connect to ubuntu 14.04 from android using ssh

I have a laptop, a desktop and an android phone(Moto G) connected to the same wifi network at home. I had installed openssh-server on my laptop and desktop and could connect between them using ssh. I ...
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58 views

Setup gateway server for SSH over HTTPS?

I'm on host x, and I want to connect to <ommitted>.compute.amazonaws.com via host z. $ sudo nmap -sS <ommitted>.amazonaws.com Starting Nmap 6.47 ( http://nmap.org ) at 2015-10-21 17:39 ...
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Stopped accepting connections from outside the local network

I have multiple services running on the server: https/XMPP/SSH. I have logon to the http server over the WAN once today but now nothing is able to connect. Now I'm at home and I've tested it again, ...
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63 views

Windows (CIFS/SMB) print sharing through SSH tunnel

When I am on a particular LAN, I can access a certain printer using SMB/CIFS/Samba. I have remote SSH access into a service that is within the LAN and thus can access the printer. I've used SSH ...
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40 views

Cannot ssh into server from local browser or putty

sudo ssh -vvv localhost works fine. I have added this rule also. sudo ufw allow 22 But I can't access ssh from the localhost or putty. When I tried to ssh from a different PC, it worked. I also ...
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58 views

How am I connecting to Ubuntu 14.04 server via FTP? No vsftpd or proftpd installed

My computer was stolen about 6 months ago. I have just gotten a new computer, and setting up connecting with my VPS, that runs Ubuntu server 14.04. Its been awhile so I cant remember, and also I ...
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91 views

Code editor with SSH/SFTP support and synchronization

I'm looking for a robust code editor that could work with remote server using SSH/SFTP and edit files on-the-fly with ability to compare content before writing it to the remote file system (in order ...
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viewing access levels with ftp and sftp

Client Win7 running filezilla Server Ubuntu 14.04 LTS, running vsftpd I have successfully installed vsftpd on my Ubuntu machine and I can login via the command line (ftp localhost) and remotely via ...
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38 views

Rescue console or single user mode without using monitor

I need to get output from the console without using my screen. I have a laptop with a broken screen, when I end up in single user mode I can not see what I'm typing. This of course is a problem all ...
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23 views

Connecting with SSH doesnt work

I have to connect to this server for school. But it wont work. What can I try? You see the problem below. I am a beginner at linux ubuntu, so I would prefer perfectly described orders :D ...
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20 views

How to ssh to a remote machine with intenal IP [duplicate]

I am going to ssh to a remote machine that has local IP. For example it's address is 85.185.211.20 and a local IP 192.168.X.X, so how could I ssh ? I think I have to ssh twice but how?
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There's a folder called “C:” in my wordpress root that cannot be deleted over SSH

I migrated my wordpress install from a Windows machine to an Ubuntu machine and I had the script WPBackup installed. The path for the backup was C:/webserver/site/wp-content/backup/ for the old ...
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1answer
210 views

Is X11 forwarding over SSH possible in Ubuntu 15.10?

From what I have read, Ubuntu 15.10 is planned to include Mir instead of X-Windows for the window system (but I have not yet played with the beta releases, so I can't confirm this). Will X11 window ...
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1answer
84 views

Remotely access Linux from Windows computers

I have an interesting situation. I work for a company that sells medical equipment. We work in many hospitals as a 3rd party, but one particular hospital, due to its nature, requires heavy ...
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35 views

SSH and ping times out, router setting?

I have a somewhat strange problem. SSH and ping times out. tracepath and wget works. Both SSH and ping works when I use a VPN-connection(trough a different server). What could this be? Is it ...
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33 views

How to access Ubuntu from anywhere and any network?

I use Digitalocean's service, I found way more easy to access via ssh terminal. And I tried the same way to access my friend's laptop over my network and it's working fine. Now I have a question, Can ...