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

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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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35 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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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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56 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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48 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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51 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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58 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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545 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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223 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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77 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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113 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 ...
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78 views

See Byobu Screens using ConnectBot

I use ConnectBot sometimes to connect to my ubuntu machine, and that works fine, however it just comes up with a standard shell, not my byobu screens that I get when I connect to it using another ...
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79 views

Allow users to access specified IPs only

I have a computer that offers both a VPN and a SSH server running three (separated) VPN networks. All users log into the server via ssh. However, I want that only certain users can communicate to ...
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151 views

how do i set up a remote desktop connection on a VPS using terminal access (12.04)

I dont know much about Linux and I want to learn more so i signed up for a VPS. i want to use some form of remote desktop and so far i am failing. i think i've setup xrdp and vncserver on the linux ...
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43 views

SSH keys don't work on KDE

I've got my ssh keys working on Gnome and XFCE (using gnome-keyring). However when I switched to KDE, then it doesn't work at all. What's more, even when I start ssh-agent, and add keys, and try to ...
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52 views

SSH not working on my remote server

Connection issue on my server, I connect server to my local but not connect Error on File Browser popup "ssh program unexpectedly exited". I am trying to via terminal its working fine but not working ...
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88 views

How SSH access to the Ubuntu container via USB in Windows computer?

Experts I have installed Ubuntu touch in Galaxy Nexus, it runs well. Following the "Accessing the device over SSH" instruction, I can ssh access to Ubuntu via wireless and via USB in linux ...
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74 views

Chrooting to a mounted USB Stick using SFTP

I would like to use SFTP over OpenSSH as a small FTP server. However I would like to use a mounted hard drive or USB stick as the chrooted directory for the user. As far as I see, chrooting is ...
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149 views

Very slow speed while mounting via SSHFS

My host is ubuntu 12.04. My guest is vanilla 3.0.33 kernel with custom rootfs. I have encountered the subj problem, while mounting host folder on the guest machine via sshfs. sshfs ...
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232 views

How To Configure Multiple Virtual Machines As An Internal Network Via SSH

First of all, I am using Windows 7 as a host. Then I install Ubuntu 12.04 Guest under VirtualBox. Then I get an access to the other four virtual machines (also Ubuntu 12.04 Guest) via ssh by running ...
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103 views

pam radius module access-reject

I am trying to set up an Ubuntu server that my users will connect to. I already have a Radius server running on a Windows box, and I would like for connections to this Ubuntu box to authenticate to ...
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68 views

“Service ssh restart” causes server to encounter Kernel panic

I just got my HDD's in my servers raid controller replaced with Intel 520 SSD's. Now after reinstalling the server (with ubuntu server 12.04 and with a newer kernel 3.8.0-29-generic) and installing ...
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82 views

Why this upstart job is preventing lightdm from shutdown or restart my notebook?

in order to have a permanet ssh tunnel running I set up the following upstart job in /etc/init/ssh-tunnel.conf: # ssh tunnel - simple personal ssh tunnel description "simple personal ssh tunnel" ...
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361 views

fail2ban block retry count always changes

As title mentions clearly, fail2ban block retry count always changes. I set all retry counts to 3; but sometimes it blocks me after 6 or 7 retries. How can set its behavior a constant value? I added ...
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88 views

Nx Client Windows

I have NX Client installed on my Windows 7 and Ubuntu 13.04 systems. Settings for NXClient in Windows: Correct Ip/port Desktop: GNOME Display Available Area My Ubuntu 13.04 system with NXClient is ...
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178 views

Invalid host for ssh forwarding: ssh : could not resolved host name ubuntuN1.master: name or service not found

I installed ubuntu 12.04 LTS MAAS Server on VMWare Workstation 6.5. The Ip address is 192.168.43.191 and Web UI, maas-dhcp and maas-dns are ready. I added 2 nodes via VMWare and all were in ready ...
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763 views

Force lease renew for leases in /var/lib/misc/dnsmasq.leases

I have a Raspberry Pi connected to my laptop (running 13.04 with Gnome) via direct ethernet using these instructions. Normally, the RPi will connect and work just fine. However, if I disconnect the ...
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128 views

Ubuntu server 13.04 ssh keygen issue

I want to be able to use github and their service hooks to deploy sites and apps to the server. To do this I need to create an ssh key and put the public key into github. I go through the ...
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240 views

connecting through a proxy, ssh Could not resolve hostname

I need to connect with a server of my company. I'm behind a proxy, and my browser have the proxy configured. From my browser, I can reach this server. But with ssh I cannot contact with this server, ...
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196 views

Ad Hoc Network IP Issue

I'm trying to set up an ad hoc network between an ARTiGO a1000 system (running ubuntu 11.10) and my computer (running mac os x), and I can't seem to get the connection working. I've tried setting up ...
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119 views

How do I setup Network Manager and VPN on Ubuntu Server with VNC/XFCE4?

I have an Amazon EC2 Micro Instance that I use for semi-anonymous web browsing, but just to be safe, I would like to use Network Manager to setup a VPN. When I login to VNC and try to use Network ...
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258 views

Remote initialization of pulseaudio devices

I am administrating remotely a Ubuntu 12.04 which was originally installed as a desktop machine. I am away from home, so I want to use SSH in order to let my sound card to get access to a USB radio ...
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234 views

Server running on ESX can ping outside and inside but cannot be pinged (or ssh) from the inside

Have identical vm's that do not have this problem Those identical machines are the only machines that can actually ping and ssh to this certain box. Disabled firewall Added new nic that was e1000 and ...
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198 views

Font alias for remote X server connection

I am connecting to remote server to launch an X application (qmon). After I type ssh myserver -X and launch the application, I get the following error: Warning: Cannot convert string ...
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265 views

Install git on ubuntu with lamp

i have Ubuntu 12.10 on my server and i need lamp on it, i want to use git on it - which i'm new to -... so I've read This article about how to install git , it says that i should have public ssh key ...
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107 views

How to run openmpi on virtualbox with 3 PCs through SSH?

I have 3 PCs with Vista, running Ubuntu through Virtualbox on them. I have installed openmpi and ssh on them, they are connected via ethernet. The IP addresses are all 10.0.2.15. And I can ping with ...
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152 views

Ubuntu 12.04 SSH works from terminal, but not from GNOME

I have two Ubuntu boxes set up: one running 12.04 Server and one running the standard desktop version of 12.04. I can ssh into my server computer from my desktop using terminal (using ssh ...
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60 views

wireless network instability with large file transfers after upgrade to 12.04

I have Ubuntu 12.04 running on a PC at home. I use it to store files, manage git repos, and back up my remote servers. Everything was running great while I was running Ubuntu 11. Now, the connection ...
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86 views

Auto-passphrase in schroot: can't connect to `/run/user/korn/keyring-x30g9r/gpg

when running "debuild -S -sa" to create the source files and sign them in Ubuntu 12.04 I only had to enter my passphrase once and then it is automatically used to unlock my private key on future runs ...
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207 views

SSH Tunnel printing questions

I connect to my Office PC (my business) via SSH from my Home PC. Both Machines run 12.04 LTS. I ran SSH into the Office PC and use RDP. I have a Brother MFC-7860DW (connected to the Router via ...
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712 views

Suddenly cannot access SSH on LAN

I had ssh running on my LAN server. Suddenly (not sure what I did), I cannot access the LAN server via ssh. When I try, it just hangs for a while with no response and finally comes out with a timed ...
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406 views

mount a remote (ssh) usb disk?

My home server has an external USB drive connected. I prefer to keep it unmounted so I don't have to log in if I want to unplug it (for backup rotation). But I'd also like to be able to browse it in ...
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181 views

Why does sshpass not work on ARM?

I am trying to use the sshpass command to automate installation of software on remote systems. It was installed using sudo apt-get install sshpass Trying on my PC, using sshpass -e to provide a ...
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940 views

Reverse SSH Tunnel Issue

I'm working on setting up an unattended Ubuntu PC with Ubuntu Server 12.04 Minimal, and since this PC will be placed in a remote location with no keyboard or screen (unattended), I need to have a ...
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93 views

SSH google 2 step verification process over Nautilius

I do not know how to set connection for server with SSH google 2 step verification process over Nautilius? I have Ubuntu 12.10. Over terminal goes great with 2 step ver. also works great over ...
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88 views

What “Uniform SSH access to cluster hosts” means?

To setup a hadoop cluster following the path A (automated way) in the cloudera manager installation guide, it is required a 'Uniform SSH access to cluster hosts on the same port from Cloudera ...
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174 views

ssh client times out to some servers, works on others

I have a strange problem and I'm not sure where to begin. My ssh client works on some servers but times out on others. Obviously, I checked that the servers are accessible via ssh from other ...
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514 views

Suddenly cannot SSH into server from LAN, but can from outside LAN?

This is the weirdest problem I've ever had with trying to ssh into a server. Suddenly I can't ssh from my workstation to the server on the LAN. I can do so just fine from home, however. ...
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429 views

Postgresql server doesn't listen

I just recently install PostgreSQL on our server via SSH. The installation went successful, until the time I tried to connect to it using pgAdmin on my Windows machine. I received this kind of error: ...