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

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SSH connection: Network Error: Software caused connection abort

I am using putty to connect to my server, which is giving the error: Software caused Connection abort. It is giving the error and the connection becomes inactive? What is the reason the for the error ...
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1answer
88 views

Ubuntu Server can access the internet, but I can't connect to it on the local network

I have an old 32-bit laptop running Ubuntu Server 12.04. It's connected to my Wifi, and it's always worked perfectly fine - I've been able to SSH into it and stuff. After a reboot about a day ago, ...
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34 views

IP address has incomplete MAC

I have a case of clients on my LAN losing its MAC address. This seems to happen randomly to clients even though they had both an IP address and MAC addresses (when "arp") during the initial boot up. ...
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1answer
52 views

Why doesn't ssh record failed access in /var/log/btmp?

I want to record ssh failed accesses. I know that I can use /var/log/auth.log but I rather want to use the command lastb. But when I execute lastb, it doesn't show any records from ssh failed access. ...
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1answer
322 views

Editing remote files via SSHFS mount very slow (Sublime Text)

I'm trying to nail down the best way to work on projects located on a remote server. I use Sublime Text and I've been experimenting with SSHFS on Ubuntu to mount the remote directory locally and then ...
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2answers
35 views

Dissable putty tabcompletion sound

When I connect to a Windows computer with ssh to ubuntu server. And I use tabcompletion and there are multiple option I hear a geluiid this is sometimes very annoying. Is there a way that I can turn ...
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1answer
37 views

Private/Public key authentication not working after reinstalling ubuntu

I backed up my ~/.ssh folder and reinstalled ubuntu 13.10 on my machine. Then I just copied the .ssh folder back into my home folder and tried to connect to my server. I'm getting the following error: ...
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2answers
56 views

Disable console access?

How do I disable console access to Ubuntu 12.04? I want to only allow login over SSH. I have searched the web thoroughly but no clear answer was found. EDIT: I'm talking about disabling physical ...
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29 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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1answer
27 views

Why can I not login with one user but with another user using ssh-keys?

I don't get it: Why can I not login via ssh public-key beside the fact that I only copied the successful used private key from a user account on the client side to the root account on the client ...
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2answers
45 views

Start-up / Reboot scripts for different users

I'm still trying to learn a little more about bash scripting and start-up / reboot, I have read about crontab @reboot and also just looking at other options but I just wondered if someone could maybe ...
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29 views

How big is the deja-dup download?

I have successfully backed up my laptop data using deja-dup. I used a dedicated backup server, which I connected to using ssh over my home LAN. The size of the backup on the server disk is 250 GB. ...
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1answer
65 views

Remote backup with a file by file encryption?

I want to do remote backups over Internet (so limited bandwidth) from an Ubuntu server to a iMac machine (POSIX compliant) supporting both ssh and rsync. I do have sudo rights on both machines. The ...
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2answers
61 views

How to start .sh file on PC turn on or after PC restart?

I have a .sh file in my Downloads directory. I want to start it using tmux session when computer is turn on or after computer is restarted. I am using Ubuntu 12.04.4 and when the computer is turned ...
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1answer
53 views

How to instantiate SSH session between computers in two networks?

I have the following home network: Ubuntu 12.04.4 -> Router 1 -> Router 2 -> Ubuntu 12.04.2 I am able to make SSH connections if the machines are in one local area network as follows: ...
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65 views

AWS FTP to /var/www access denied to write

Ok, so I just got my amazon web services EC2 server up and running with apache. When I ftp into the server using IP and KEY.pem you create when setting up the server. Everything is good, but when I ...
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1answer
56 views

SSH to computer with user not logged in

I have two computers with Ubuntu 12.04.4 and 12.04.2. The 12.04.2 is set up to request a password before login on start up. When the PC is turn on I am able to connected to the 12.04.2 from 12.04.4 ...
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41 views

remote desktop connection from ubuntu to ubuntu

I am having two ubuntu13.10 machines in the same network and just want to access one machine from the other remotely. Actually I opened the 'Desktop Sharing' and I checked out all the necessary ...
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29 views

command line: How to give right to log in using ssh to user?

To learn some server management I just created a new Ubuntu 12.04 server. Since I only had a root account I created a new user with adduser kramer65. I now want to ssh into the server using that new ...
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25 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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1answer
123 views

SSH refusing connections after upgrade to 13.04

After upgrading my Ubuntu Server from release 13.04 to 13.10 (do-release-upgrade), I can not connect to the server anymore, SSH closing connections immediately (after sending SSH2_MSG_KEXINIT). It ...
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1answer
79 views

Cant connect to my server through ssh

My problem is as follows. I have a made VM(Ubuntu Server) and I have edited the hosts.allow/deny for limited access. However, now I can't connect from my PC through ssh to the server. What should I ...
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26 views

Before I upgraded to saucy, an ssh connection would prevent a shutdown started from X11

I upgraded to saucy not too long ago and now an X11 user can shutdown even if I'm connected to that computer via ssh. Before the upgrade, an ssh connection would prevent the X11 users from shutting ...
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28 views

How to make “secure” connection from JConsole to a remote server app in ubuntu?

I can connect to my remote app in JConsole but I believe that is not a secure communication. Since I am passing on the server access credentials, I want to make this a secure communication. How could ...
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205 views

How to access open terminal with running process using SSH?

I have two computers with Ubuntu 12.04 and 13.10 both desktop versions. On the 12.04 I have opened terminal and process running in it. The process is displaying some states information and allows ...
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1answer
79 views

SSH tunneling over SSL

On one of my systems there is a firewall forbidding any outgoing unless http(s)... Some users have to ssh but they can't.I tried first to run ssh on port 443 but with no success. I googled it and ...
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41 views

My sshd_config file is empty is this correct?

I just finished installing Ubuntu Server 12.04.4 and was setting up ssh. When I did $ sudo vi etc/ssh/sshd_config I get something with no lines and the words [New Directory] Is this the way it ...
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Wrong Scrollbars - sudo and SSH

I prefer the overlay scrollbars to the default Gnome scrollbars. These work fine except in two cases: Using sudo, like sudo synaptic. Using SSH to open an X application on a remote server. Or in ...
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1answer
4k views

Putty fatal error: Network error: connection refused (ubunty server) [closed]

I applied the below mention code to my server and after few mins i tried to re-connect to the PUTTY then its started showing me this error Putty fatal error: Network error: connection refused (ubunty ...
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78 views

Github ask for Username & password after Configure ssh?

I have Created SSH keygen and Just add the Public Key to My Github Account. When I am pushing My local Saved State to Github Repo.It ask for UserName & Password again. Any input would be ...
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33 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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3answers
201 views

Is FTP accesible outside SSH while using FTP-SSH

I'm trying to set up FTP over SSH, and I did set up the SSH server, but FileZilla keeps saying "ECONNREFUSED - Connection refused by server" which I take to mean that I need to set up an ftp server on ...
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1answer
67 views

Login as another user via terminal without root permissions

I work at a small company and use Putty on a windows machine to tunnel into our file server as "root." It is a very simple file server running Samba with about 30 users. Each user has distinct ...
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1answer
117 views

Port forwarding using SSH with different users: how to debug connection problems?

I have a server setup up with Ubuntu 12.10. Got everything working nicely except for one thing: SSH port forwarding. I use the following command to forward some VNC server to my PC: ssh -L ...
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27 views

OpenSSH_5.9p1 Client won't add new connection?

I'm running an Ubuntu 12.04 ssh server/client to send files to vendors we work with. Recently I tried to add a new vendor by sending them my id_rsa.pub file, but could not connect. I've been testing ...
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1answer
127 views

How to audit TTY for a specified user in ssh connection?

I need a method to audit commands that a specified user type in an ssh connection to my server . Any Help ?
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1answer
39 views

SSH key exchange “knowledge” problem

This question may sound a duplicate, but I am confident it is not. I'm playing around a VM with Ubuntu 12.0.4LTS to learn something and my Mac OS 10.9, establishing an SSH connection as per my ...
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1answer
159 views

Permission denied (publickey,gssapi-with-mic)

I am trying to connect to a VM using this command: sudo ssh -i /home/ritesh/.ssh/id_rsa1 tc@54.80.22.15 -L 5901:localhost:5901 But it's giving me this error: The authenticity of host '54.80.22.15 ...
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1answer
47 views

terminal + ssh doesn't display UTF correctly

I have a remote server, to which I connect via SSH. On separate Mac OS and Gentoo computers, when I connect to this server, unicode works fine. On my brand new Ubuntu installation, I don't see ...
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137 views

Running a command in a new terminal instance in a bash script

I have a bash script where I configure my proxy settings automatically. I have created some aliases in the .bash_aliases file. Now there is one command where I ssh into my remote server and do some ...
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84 views

Determining the name of the host currently connected via SSH

When logging in via SSH, I'd like to know, during the execution of .bashrc, the name of the host that is connecting. Ubuntu Server shows the prompt: Last login: Fri Feb 14 11:34:55 2014 from ...
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65 views

Backup files and folders on Qnap Ts-421

I have a ubuntu 12.04 desk that I use as a file server, I have a Qnap turbo NAS Ts-421 that I'd like to use as a backup destination. I've enabled smb, nfs, ftp, and ssh and the firmware is the latest ...
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3answers
90 views

Restarting network over ssh causes hang

I'm running this: ssh root@192.168.88.88 '/etc/init.d/networking restart' It works and outputs the results, but never returns. Yet other commands do. Maybe because the network goes down (as ...
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Rsync setup: cannot get rsync command to work

I've been trying to successfully run rsync for days and come close, but still have no idea why it's not working... and I am getting further away from success. I posted the below input and resulting ...
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139 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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1answer
23 views

How do I save my previous ssh sessions

I currently have to SSH into many different systems. Is there a way to for me to save the hostname / IP of the host so that I do not have to constantly type in the hostname / IP address every time I ...
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17 views

KiTTY - tmux unable to open hiperlinks during split session

I can't open hiperlinks in KiTTY ssh when using tmux with splitted session. I can open links in tmux if session is not splitted, but if tmux session is splitted I can't. Was looking for solution on ...
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820 views

ssh never ask for a password

Somehow my SSH never wants to ask me for a password. So I setup a VPS on some random server somewhere in the world and I want to connect to it with ssh. I can setup a key, but when I do this: ssh ...
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sshfs: wrong permission on server

When I mount a remote directory that is on my server using sshfs and I create a file in that directory the permission are set not as I like. I use this command: sudo sshfs -o ...
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3answers
158 views

Maybe abuse of my server

I have a vps at hetzner.de with vmware running several instances, one of them is an Ubuntu server 13.10, primarily acting as mysql-server for several websites. Today I received an email from hetzner, ...