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

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Lastlog grows to 4.2G after SSH logout

Running a VPS with Ubuntu 12.04.5 LTS. Noticed a spike in disk usage. Turns out the culprit is lastlog. Overwrote it with >/var/log/lastlog. After logging out of the session and logging back in, ...
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3answers
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How can I connect to remote windows domain knowing gateway hostname and domain name?

I have received credentials for my University's network machine (Ubuntu yay!) that I have ssh access to. I would like to connect to it but first I need to connect through a gateway that I have ...
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Want to enable root direct login to telnet/ssh/ftp

I am pretty aware of security risks. But its been a burning need for me to enable root direct login with ssh/telnet/ftp ? Would you please share the procedure this? I have enabled direct root login, ...
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2answers
487 views

juju cant ssh service units

I have deployed Ceph with Juju. I am trying to ssh in with the following command: sam@maas01:~$ sudo juju ssh ceph/0 Permission denied (publickey,password). error: exit status 255 I have my public ...
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+50

I can't type a “b” when I'm in the command line

Update I can't even paste a b. I am trying to upgrade to Ubuntu 15.04 but I need to delete some files in the /boot directory. When I cd /oot I can't type a b. So, I thought, I will list the files in ...
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How did I login to another server without my private key?

I just had a very scary moment, which forced me to wonder about the security of my private SSH key. Here's what happened: Logged into my server using my SSH key. Gave the entry for my public key ...
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15 views

Ubuntu MATE SSH Keys Not Working

I recently moved to a new place, made no changes to my SSH keys, and for some reason I can no longer authenticate via PuTTY to my Ubuntu MATE box. Has anyone encountered their SSH keys randomly stop ...
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SSH: Could not resolve hostname user@host: Name or service not known with my connection

I have a problem to connect a server using ssh. I got the following error message: ssh user@host SSH: Could not resolve hostname user@host: Name or service not known with my connection Also, if ...
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28 views

GUI SSH for Ubuntu 14.04 [duplicate]

My question is simple. Is there any ssh client in ubuntu 14.04 that has GUI. I need it to remotely access website files and update them.
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18 views

How do I point a domain to an Ubuntu VPS server with only SSH terminal and FTP?

I've recently purchased a VPS hosting server from godaddy (ubuntu server) and I want to configure a domain for this account. They are not providing a cpanel for this account. I only have SSH and FTP. ...
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9 views

Cannot log into SSH Server after SVN installation

I set up SVN on my server and with a different password to my SSH login. I have since then been unable to login through putty when I try to through ssh through my login me@my-server-ip. When I try ...
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How to ssh from windows to my ubuntu machine in the local network

When I'm trying to ssh to my local ubuntu server from the gitbash on my windows machine Im getting this error: $ ssh 192.168.1.11 ssh: connect to host 192.168.1.11 port 22: Bad file number Other ...
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Error - The host key for this server was not found

I try connect to remote server with KNetAttach, but receive tis message The host key for this server was not found, but another type of key exists. An attacker might change the default server key to ...
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6answers
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host is able to resolve a hostname, ssh isn't

I'm trying to connect from a 10.04 system to a 12.04 system via SSH. Strangely enough the rules in resolv.conf seem to take effect only selectively, which leaves me puzzled. Observe: [2] user@mach:~$ ...
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18 views

Should I add fail2ban to the following security setting?

I apologize if this is not the right forum, I am new to the StackExchange communities and Linux in general and it seemed like it could belong in a few different ones. I am using a VPS running ...
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1answer
11 views

Can I use fstab to mount ssh without pub keys and without entering a password?

I regularly have to mount a path via ssh from a server I don't have root access to. Pub key authentication is disabled and I cannot enable it and they won't enable it. Pub key authentication is no ...
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1answer
3k views

X11 forwarding via “ssh -X username@hostname” is slow, but fast using “nxclient”

As mentioned, when I do X11 forwarding using basic ssh -X username@hostname it's quite sluggish. But interestingly, when I use nxclient, it's significantly faster. I'd rather use ssh instead of ...
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1answer
16 views

juju-scaleway specify the ssh key to use?

I'm looking to leverage the new juju-scaleway charm following some of the documentation: https://jujucharms.com/docs/1.20/config-scaleway I have a separate SSH key for my scaleway work, and I want ...
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2answers
33 views

Can't access Openstack VM's after deploying the cloud via Autopilot and Landscape

I have successfully deployed the OpenStack cloud using Landscape, but now I need to ssh into VM running openstack-dashboard, and I can't. I know the IP of that particular VM but it doesn't let me ...
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1answer
45 views

Problems with kio sftp in Dolphin/Konqueror

I'm running Kubuntu 15.04 and having problems connecting via the kio slave for SFTP. I can access the remote server via ssh and the command line but not through dolphin/konqueror via SFTP. I receive ...
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9 views

Bup - Backup thru ssh

I am new to ubuntu and to bup. I have my local machine and my remote server. I have generated SSH keys and on my server i have added my key and i auto login when i type ssh @ But when i try to run ...
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2answers
32 views

The safest way to backup GPG and SSH keys

I have, in Ubuntu 14.10, generated a public and private GPG and SSH key set, but I am now needing to do a fresh install and don't want to lose them but don't just want to put them as text files on a ...
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2answers
57 views

Forward Internet connection over ssh to remote computer

I'm struggling to access the internet from my remote computer. I'd like to access the remote computer via ssh and have there the internet connection available to install packages etc. It looks like ...
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4answers
7k views

Can't ssh into server, connection refused

I can't ssh into my server. The server is on a private network administrated by me. Ubuntu is version 14.04. This started when I changed to a wired ethernet card. The client is MobaXTerm (latest) ...
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1answer
19 views

SSH stays open remotely? [duplicate]

When connecting to a server, is there a way to keep the SSH console open once disconnected? Or is there a program that does that, and that lets me connect back into where I left? This situation can ...
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9 views

Dbus-error while accessing MATLAB remotely through SSH

I am trying to access MATLAB remotely through SSH. Both machines (server and the host) are running Ubuntu.I am facing the following error. kw12568:sandhua~> MATLAB is selecting SOFTWARE OPENGL ...
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1answer
7k views

Shutting down a computer remotely

What ways are there to shut down a computer remotely? My desktop is running Ubuntu 11.04 desktop edition and when I try to shut it down remotely using ssh, it doesn't actually work. I used the ...
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1answer
15 views

sshd: unrecognized service error

In my Ubuntu 12.04 box, my MaxStartups was like this earlier: grep MaxStartups /etc/ssh/sshd_config #MaxStartups 10:30:60 I increased it to 100 and below is the result now: grep MaxStartups ...
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1answer
46 views

How to stop the local port forwarding?

I was trying local port forwarding and I hit the following command: ssh -L 8080:www.ubuntuforums.org:80 <host> in order to see what will happen. Now, on my computer, when I hit ...
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3answers
5k views

How do I get SSH server to work with putty client?

I have an Ubuntu 12.04.01 desktop PC, 64-bit. It has openssh-server installed. When I SSH to the server from a linux box it works. But when I use PuTTY from my Windows 7 PC to connect then I just get ...
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1answer
77 views

Direct ssh tunnel through a reverse SSH tunnel

I have 3 PCs: A is behind a firewall and cannot be reached from outside the local network B is outside the A network, has a public DNS but cannot see A C is a laptop without public DNS that often ...
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1answer
679 views

No route to host. How to SSH from guest machine in virtualbox to host machine by bridged adapter?

Sorry for the mistakes I've made. I'm trying to connect through ssh to my host machine (Ubuntu 13.10) from guest machine (Ubuntu Server 13.10) which has bridged adapter. Vice versa everything ok - I ...
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1answer
53 views

Is there anyway to make Ubuntu remember my ssh key passphrase? [duplicate]

Everytime I try to login on a remote server via SSH or try git pull/push on a git repository I get the prompt: Enter passphrase for key '/home/th0th/.ssh/id_rsa': I want to add my key to the ...
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1answer
190 views

How to Start Program After SSHD is Up and Running

I'm working on a project that requires I start a GUI before the login prompt. I had this working under 12.10, but today I migrated to 14.04 and it's breaking stuff. At this point I've configured Grub ...
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1answer
106 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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3k views

Unable to execute command start-all.sh in Hadoop

GUYS I'm using this tutorial How to install Hadoop? I mean the one made by Luis Alvarado in one of the comments .. So I'm on Ubuntu 13.10 64bit Hadoop version is 2.2.0 Actually I'm a total newbie ...
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Kubuntu 15.04 automatically unlock SSH key on login

I'm using the Plasma desktop on Kubuntu 15.04. I've switched over from Gnome 3, which automatically adds your SSH keys to the gnome keyring and (if your login password is the same as your keyring ...
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1answer
13 views

Start wildfly as service

I installed wildfly on an ubuntu on a EC2 VM. I connect to the server via SSH and start the server with: ./standalone.sh --server-config=standalone-full.xml This works fine until I terminate the ...
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SSH - buffer_get_ret: trying to get more bytes 4 than in buffer 0

I am trying to make a tunnel. When I run command ssh [user]@[host] -p [port] -L [localport]:[ip]:[port2] -N -vv -y -i /home/glab/.ssh/id_rsa the tunnel starts. Bu the problem is that it after ...
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3answers
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How do I run a graphical application on a remote server when logged in through SSH?

I am trying to run gedit from an SSH terminal on Windows, connected to an Amazon EC2 instance running Ubuntu 12.04 Server and I am getting this error: Cannot open display: How do I fix it?
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1answer
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gedit “cannot open display” , on remote computer , using ssh - Ubuntu 12.04 [duplicate]

Possible Duplicate: How do I run a graphical application on a remote server when logged in through ssh? I am getting the following error message when using ssh to log into a remote ...
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Share internet connection to distribute ubuntu nodes sitting behind master

I'm working on setting up a 20 node distributed system. The data nodes are hp Compaq 6500 pc's running Ubuntu 12.4.5. The master is connected to the internet and I've configured the IP's of the nodes ...
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Apache no longer starts (AH02238: Unable to configure RSA server private key)

My Apache Server no longer starts. Checking the log shows that: [Fri Apr 24 18:05:01.342667 2015] [ssl:emerg] [pid 21220] AH02238: Unable to configure RSA server private key [Fri Apr 24 ...
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1answer
17 views

Sublime Command not working in SSH server on Ubuntu 14.04? [duplicate]

I want sublime text editor open via sublime command, i've all ok for install sublime text 2, but when type sublime in terminal then showing me error, see below, anyone know how i can fix this ? ...
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Trying to ssh into virtualbox static ip ubuntu from debian host [on hold]

So, I messed with my /etc/network/interface and assigned the different addresses basically blindfolded. I can't even ping google, and really don't know what my addresses should be. This file ...
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3answers
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How can I allow access to both SSH and SFTP?

I started from the following article to set up SFTP on Ubuntu Server: http://blog.srmklive.com/2013/04/24/how-to-setup-sftp-server-ftp-over-ssh-in-ubuntu/. If I follow these instructions, I can ...
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1answer
28 views

How to prevent specific IP addresses from even connecting to my dedicated server [duplicate]

I've been using this site for Ubuntu-related help for quite some time now, since I own two dedicated servers that run Ubuntu 12.04, which I run gameservers on. Recently, I discovered the wonders of ...
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How to keep cluster systems in sync [on hold]

I am wanting my devices on my cluster which all have the exact same specs (Raspberry Pis) to completely be in permanent sync. I have been thinking of using a cron along with an rsync but I am not ...
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9 views

Create a jumpbox menu

I am looking to create a menu on a network jumpbox I have ~200 servers that I connect to and I do not want to have a CRT session for each of them. I want the menu to be searchable so I can hit "/" ...
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2answers
31 views

Is there an SSH client which duplicates commands to multiple terminals?

I'd like to control several ssh connections from one terminal. For example, I would type ifconfig in the main terminal and all the other ssh connections would run ifconfig. That's what offered PuttyCM ...