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

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368 views

Using gnome-keyring with svn via ssh and mysql-workbench

Problem: mysql-workbench fails to connect to the keyring to connect to mysql. I'm trying to get my svn command (which uses an svn+ssh uri) to prompt me to enter my password for my local rsa secrets. ...
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314 views

What do these lines in the UFW logfile mean?

These lines are repeated several times, first one at the time when remote ssh connection with the machine is lost (mac address is the address of eth used for Internet connection) Mar 24 21:20:32 ...
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10 views

Amazon aws type keys generation

There is perfect security model when connecting to Amazon AWS instance. But I would like to be able to make such key my self for custom user. To be clear it will be user with git repository, but it ...
2
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0answers
240 views

SSH update to 14.04: The disk drive for / is not ready yet or not present

I am not able to restart my Ubuntu server after upgrade from 13 to 14.04. What can I do to make things work again? I tried to upgrade my server over ssh to ubuntu 14.04. When the installation ...
2
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38 views

who / w / logname broken in multiple terminals

I have a strange problem: In a GUI session, depending on the terminal being used the following two (related) problems appear: who and w doesn't list the user's active session logname returns ...
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59 views

How to do port forwarding over a public network?

I am stuck in one complicated task , i am having following structure, _____________________________ | [PC1]--(in same net)--[PC2] |----(Over internet or public ...
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188 views

after ssh session : -bash: /bin/ls: no such file or directory

I've logged into my Ubuntu server from work via putty under Windows. Right away I noticed something weird. I could not use the ls command. Got: -bash: /bin/ls: no such file or directory I didn't pay ...
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65 views

Display issue on remote machine using GDM X11

I am remotely logging into an Ubuntu machine through SSH(MobaXterm) using Gnome desktop remote environment from my Windows PC. I am having trouble with one of our video applications in displaying ...
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68 views

How to access Amazon EC2 instance from Ubuntu 13.10?

I have an Amazon EC2 (Windows) instance which has been created for me and I have public DNS, public IP and the public key. I would like to RDP to this instance from Ubuntu 13.10. I have recently ...
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170 views

How to set up ssh-agent

I have set up ssh-agent. The problem is, it stills asks for a pass-phrase every time! How do I set it up to only ask for a pass-phrase once? It would be best if it only asked when it was first needed, ...
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222 views

Samba, PAM and encrypted home directory

So, I have an encrypted home, PAM usually unwraps the passphrase via /etc/pam.d/common-auth and /etc/pam.d/common-session-noninteractive. This works fine for SSHD sessions, however when I open up a ...
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479 views

ssh-agent running but not working when logged in using PuTTY

When I am using the terminal directly on the machine running Ubuntu 13.04 ssh-add works fine using the process: /usr/bin/ssh-agent /usr/bin/dbus-launch --exit-with-session /usr/bin/im-launch ...
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247 views

Server in LAN with two network cards, can't telnet / ping to the second even if it works

I have an issue with an Ubuntu 12.04 LTS (updated) server. For reasons too long to detail, it has got one eth0 interface assigned to 192.168.1.9 and one wlan0 interface assigned to 192.168.1.10. Both ...
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0answers
91 views

How to administer, manage & update 40 to 50 Kubuntu laptops?

I have a custom developed application presently running on about 40 Kubuntu laptops (& more planned). Every few months I have to update the application. I also have to run Ubuntu updates and a few ...
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91 views

How do I activate PulseAudio when only being logged in via ssh?

I am using a console-based music player, called cmus. It is in the repositories. If I ssh into my desktop computer from, say, a laptop and start cmus, I would like to be able to play music. But, if ...
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100 views

How can I let somone over ssh have access to pulseaudio?

I recently had a really good post here where I was able to figure out how to setup virtualgl and use it with X11 forwarding in ssh. I am using it to make a kind of multiseat setup. I only have one ...
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502 views

Cannot SSHFS mount user home directory

I am attempting to setup a centralized home-directory server through sshfs and pam-mount. Currently I am stuck at this point: When attempting to mount the remote home directory sshfs just gets ...
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259 views

A Linux container can use an authorized_keys file outside my home directory, but ephemeral containers based on it can't. Why?

In Ubuntu 12.10, I've created an LXC of type 'ubuntu' using the lxc-create utility. I then create ephemeral containers based on this container using the lxc-start-ephemeral utility, and I need to ...
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87 views

who is scping your ssh server

Just you can run w to find who is sshing into your server, how can you find out who is scping into an Ubuntu laptop?
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262 views

Problem with applying socks proxy systemwide

i trying tunnel my traffic through SSH server. when i use Firefox network setting, it work well but when i try apply the socks proxy system wide from ubuntu setting and tunnel google-chrome traffic, ...
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0answers
69 views

Suspending the current ssh connection

I'm new to Ubuntu and trying to learn ssh connections. I learned trick to suspend the current SSH connection and come back to localhost using: ~ + Ctrl-Z When I press Shift+~, I suppose that the ~ ...
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428 views

How to prevent autossh from becoming stuck once in a while?

I am using autossh to build a reverse ssh tunnel but from time to time the tunnel stops working and I need to kill autossh and start it again. /etc/cron.d/autossh @reboot autossh -f -nNT -R ...
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395 views

SSH Connection time out

Whenever I try to SSH my VPS account it says: SSH connection time out during banner exchange. I want to know the reason behind this problem and a solution. My VPS is running Ubuntu 12.04 Server ...
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11 views

juju bootstrap ssh no route

the problem is based on the context of VirtualBox, they are set on 3 virtual machines whose nodes are associated with a cluster controller, however when it completes the execution of "juju bootstrap" ...
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16 views

Server Upgrade an 'end-of-life' Server from ISO over SSH

I have read that it is possible to upgrade ubuntu from an ISO image, but would the same be possible from a remote location over SSH? After mounting the ISO, what command would I use to upgrade? I ask ...
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29 views

ssh, problem with headless device

I have Ubuntu 14.04 installed on a headless device. Since the last update and shutdown it is not possible to connect via ssh anymore. nmap shows the machine is up and in the network, all ports are ...
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65 views

cannot use visual mode GUI through ssh -XY <ip_address>

I am using ubuntu 12.04, and I am trying to ssh to log into a remote server which is also running ubuntu 12.04. I am using "ssh -X ". I can log into the remote server smoothly, but cannot use the ...
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33 views

Moved a VBox guest to a physical host; network is up, but OpenSSH is not. Why?

I've come a cross an issue I really don't understand. I wanted to install Ubuntu Server on a headless box I have. The desktop sits right next to it, and adding and removing disks are very easy, so I ...
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23 views

Is it possible to login into lightdm interactive screen remotely?

I have this big Ubuntu desktop that dubs also as a home cinema PC. When I feel lazy, I'd love to be able to run the PC remotely and watch movies from my bed. I can turn it on via WoL. I can launch ...
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53 views

Reaching a login limit over SSH - How can I open more than 11 sessions?

I have a SSH connection to my Ubuntu VPS. I use it to create a proxy tunnel and it works well. I use Nethogs and "w" command to monitor the traffic. Nothing bad happens until I reach @pts/11. When ...
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33 views

Connecting to Ubuntu host not possible

I have an Ubuntu-Host which is connected via wlan (and for testing to wired net) to a local net. This Ubuntu-Host is not reachable via network by any other clients on the same network. But: If I do a ...
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23 views

'ssh -x -a -oClearAllForwardings=yes' running on my machine

I have a process with the following name: ssh -x -a -oClearAllForwardings=yes -2 user@host -s sftp running on my machine, not for the first time, and I don't remember running such (I have obscured ...
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103 views

How do I chroot an SSH user to their home directory?

I don't want to use jailkit. My OS is Ubuntu 14.04. I am setting up a user account on my server for a kid I tutor, so he can run a minecraft server. He will be using putty to ssh into my server, and I ...
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42 views

User has no permissions in sftp

I installed LAMP in my Digital Ocean droplet. I have successfully logged in to SFTP. However, when I try to do anything in my /var/www/html/ folder it says permission denied. It may be worth ...
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51 views

Running app from the SDK to a nexus 4 phone produces ssh_exchange_identification: Connection closed by remote host error

I have before successfully run apps on this device from the SDK. Now the SDK is giving me an error: [10:27:08] Started /usr/share/qtcreator/ubuntu/scripts/qtc_device_run_app [10:27:09] ...
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20 views

Non privileged user launch SSH?

My server got hacked, and as a result the server guys decided that my apache user would be one called 'nonpriv' which has no privileges at all. Before that happened, I had a user that run apache ...
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110 views

Cannot install Openssh-server or client

When I go to install, I get this error: sudo apt-get install openssh-server Reading package lists... Done Building dependency tree Reading state information... Done Some packages could ...
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64 views

ssh dynamic socks server running in the system is not accessible from outside

I have an infrastructure hotspot setup on my Ubuntu machine using ap-hotspot. I connect to this hotspot from my Android phone and am able to access the internet through this. Now, I have a ssh ...
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40 views

Why would SSH ask for password every other day?

So I've been using ssh for quite a while with a server for the company I work with. Since about a month ago ssh keeps asking me for my passphrase for the rsa key, mind you, it does it every other day. ...
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32 views

Disconnect Idle session

I am on Ubuntu 12.04 LTS, no GUI installed. I want to configure the disconnection of a user (ssh and terminal) if their session is idle for 15 minutes. I tried to add the following to /etc/profile: ...
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15 views

cluster, PXE boot, without disk

I would like to build a cluster to handle converting the movie. At home I have 12 dell without disk. All C2D 1Gb DDR2. The assumption is such that - One server connected to the switch. master - All ...
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48 views

Desktop's “Connect to Server” function repeatedly asks for SSH password after connecting

I would like to use the "Connect to Server" function (available from the Ubuntu desktop menu) to open a Nautilus window showing the file system of another machine through SSH, since I find it easier ...
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46 views

artillary is not with SSH in ubuntu

I have installed Artillery in Ubuntu 12.04 LTS. I have started artillary and started that service with service artillery start while I am doing netstat -nltp | grep LISTEN why SSH port number ...
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45 views

How to allow multiple users to use the X display?

I got a physical machine running Ubuntu 12.10 server edition along with a X server + Unity. I would like to remotely connect to this machine through SSH to run a graphical application over the remote ...
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42 views

keep track of all logins and logouts

The system is using wtmp to keep track of all logins and logouts to the system. Since the new year, it doesn't keep track for more than a day. For example when I look at all logins I see the ...
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54 views

Configure VPN connection in terminal

I'm trying to setup a VPN connection on a remote box, via ssh, to use my account on IPVanish, this is a guide to configure the connection using the GUI, which is not my case because I need to ssh into ...
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541 views

Not able to connect to Vmware ubuntu using Putty in Windows 7

I have installed Vmware Ubuntu in my Windows 7 PC, with network settings as Bridge connection. I got IP address in Ubuntu as "192.168.1.3" and I am able to ping that IP from my Windows host, but when ...
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182 views

Ubuntu Touch ssh connection refused

running Ubuntu Touch on a Nexus 4. I've installed ssh server and have followed the instructions available in the wiki to ssh into the phone, but it tells me connection is refused. Doing the standard ...
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71 views

how to quit sshuttle and get system networking back to normal in VBox

I love sshuttle. My new fav toy. But...when i run from the command line and I use ctl-c to quit....my networking is screwed and I have to restart the VM. Using 12.04 Here is how i start from the ...
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112 views

How to ssh tunnel to ec2 for running a local python script

I can create a tunnel for FF using the below on Ubuntu. Machine is 12.04 in a VBox on a mac host. -i ~/.ec2/aws_development_oregon.pem -C2qTnN -D 8080 ubuntu@test.com But..what I need is for my ...