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

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Server gets overloaded with rsync and stops taking connections

I have a backup server in AWS where I rsync data from 20 servers hourly, so it has a hefty task. For the most part it works fine but then every few hours it locks down and stops accepting ...
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207 views

Ubuntu Server SVN over SSH not working

I am trying to checkout a repository on my computer using: svn co svn+ssh://name@ipaddress/usr/local/svn/repos/testing And I get an error saying this: Unable to connect to a repository at URL '...
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56 views

How to change the motd date format

Every time I ssh into my server the server prints the last login date and time. But I don't like the format. For ex: Last login: Sun Jan 31 12:12:13 2016 from 127.0.0.1 I want to to disable the ...
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1answer
42 views

Ubuntu server 14.04 running on power edge 1950 not connecting to internet

I recently setup a web server to run my owncloud. It was working all fine, until I had a power outage and the server turned off unexpectedly (I don't have a UPS just yet). When I turned it on none of ...
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27 views

Setting up Graphic Desktop --> Can't enter password

I am trying to set up a desktop on a vps with Ubuntu and this is as far as I have gotten I am in SSH here I put vncserver :1 and that is the response. Now the problem is that I can't enter anything ...
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2answers
41 views

How to save SSH options and connections in Ubuntu?

I have at this time two remote machines to which I am connecting. For one I am using private key with passphrase, and another one I am using root password. Now, when I want to connect to machine ...
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1answer
147 views

How can I compress my local file and copy to remote machine and the uncompress?

I can do every single step: 1, compress file using tar 2, copy to remote machine using scp 3, login remote machine using ssh, need password 4, uncompress the file but, I want to write a single script ...
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2answers
47 views

Cannot access the key generated .pub file

generated keygen files vagrant@vagrant-ubuntu-trusty-32:~$ ssh-keygen Generating public/private rsa key pair. Enter file in which to save the key (/home/vagrant/.ssh/id_rsa): \Users\Seven\.ssh\...
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1answer
27 views

How do I 'scp' between a virtual appliances that are running on different computers?

Both computers are running their copy of the same virtual appliance on Virtual Box which is accessed through putty.exe. I would like to scp a C++ program that I've written on one of the virtual ...
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77 views

SSH myself using public IP address does not always work

I am running Lubuntu 14.04 and have set up an SSH server. It has taken me ages to troubleshoot because of a confusing fact. At home I can SSH my laptop from itself using either my local IP address (...
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2answers
47 views

Ssh safe enough?

This question is about ssh Hi i web server for my site, I use ssh :). I know i can port forward port 22 but is it safe enough? Let's say i use a password that takes a million years to crack or ...
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205 views

Impossible to connect to server through SSH with Filezilla

I have a Debian server which had a HDD failure and was re-installed identically (same hostname, same IP, same distro). I used to be able to connect via SSH using Filezilla from my Ubuntu desktop but ...
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103 views

autossh forwarded ports left open on connection failure

I am trying to establish a reverse SSH tunnel from my home network. I've got it so that autossh connects successfully once (and only once) per reboot. I'm forwarding remote ports to my local machine ...
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2answers
183 views

GNOME Terminal: Connect via SSH from Ubuntu Desktop 14.04 into Ubuntu Server 14.04 Virtual Box Guest Host

Here are my current conditions: I have UBUNTU DESKTOP on HARD DISK. (I don't use windows) Desktop has ssh installed. Ifnet: 192.168.1.3 Username: kenneth I want Desktop to be the client. VirtualBox ...
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266 views

client authentication via sssd/ldap

I'm struggling with an annoying server (14.04.03) setup. We basically want to enable users login via sssd/LDAP, so they can access the machine with ssh. I've followed various tutorials (e.g. http://...
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1answer
116 views

Server, Remote Login, SSH?

Two Things. I'm trying to setup multiple server applications on Ubuntu With Terminal using SSH. I need to be able to use some form of login to the applications VNC, (having trouble with) SSH GREAT, ...
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1answer
22 views

Log on with two accounts on SSH with one port?

I'm wondering if logging into SSH on the same VPS using the same port will cause some issues with my server. After attempting to log in with the second user, I now cannot log in with the default user....
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1answer
106 views

Remote controlling my PC securely

My primary goal is making it possible to remotely connect to my home PC and have remote desktop-like functionality. What software combo would satisfy the five requirements below? I've got five ...
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2answers
77 views

Putty SSH client question [closed]

I'm trying to select the list of commands generated as explained here, but I can't copy all the commands neither by clicking with the mouse's right button nor by hitting Ctrl + C. How can I copy the ...
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51 views

Apache2 runs but is not working on Ubuntu VM!

I set up apache2 on an Ubuntu 14.04.03 VM. This is a VM hosted on a university server and I can only SSH to it (from my office/home computer). Apache seems to be running OK when I run this command: ...
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1answer
199 views

rsync is failing when trying to sync a big home folder

I try to copy a very big home folder (/home/myUser) to a new computer over network. Although I regularly use rsync its failing after copying 55 / 80GB with the error message rsync error: some ...
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1answer
76 views

Cant connect to my VPS from Ubuntu Terminal

im try connect to my server using ubuntu terminal ssh -p 2222 -i mypublickey.ppk username@ip then its ask "Enter passphrase for key 'mypublickey.ppk':" Im entering my password but its always wrong ...
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77 views

Cannot connect remotely to either MySQL or Postgres

I am trying to connect remotely to the MySQL database on my cloud server which is configured with Ubuntu 14.04.03. However I cannot do so (details below). I can neither connect from a Windows client ...
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30 views

Thunar fails to reconnect broken ssh connection?

When I open an sftp connection to a server with Thunar, and this connection is broken for some reason (either the server kills it because of inactivity, or the connection is lost), then when I try to ...
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1answer
461 views

Unable to forward X11 graphics from Centos on Vagrant

On my real machine (Ubuntu 14.04.3 LTS) I deployed a Vagrant virtual machine and tried to forward X11 graphics from VM to real machine. For this I added in Vagrantfile such configurations: Vagrant....
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2answers
61 views

play sound in someone else's session from command line

I have tested playing sound via ssh console and it works with this: http://superuser.com/questions/276596/play-mp3-or-wav-file-via-linux-command-line I am wondering how to do the same in someone else'...
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1answer
39 views

I port scanned 80 and 443 and found them closed. Why can I still browse the internet?

I have been trying to figure out why I cannot SSH to my raspberry pi from my laptop outside the pi's network. I port scanned and found only port 22 open. I got stuck with that and still do not know ...
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123 views

Unable to fix unmet dependencies ubuntu server

i am not able to install some packages, i got this error, i already tried all clean and -f options with apt-get. also tried this Unable to fix unmet dependencies but it did not work for me. Running ...
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1answer
83 views

External ssh not working (port already forwarded)

I'm setting up my first home server from an old pc. I've installed Ubuntu Server 15.10. I've been trying and doing some research but I couldn't make the SSH work from an external computer, it always ...
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34 views

During VNC/SSH, push VGA output from host machine

[Very short version: Is it possible to "push" video from the VGA port of a host machine while accessing said machine via VNC or SSH?] I have been experimenting with an old ThinkPad T60 laptop as a ...
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1answer
153 views

Destroy ssh tunnel if exists and create new one

I open a reverse ssh tunnel after the OS reboot (on office pc to a dedicated server). I put it into cron by @reboot /myssh.sh. The ssh opens a port on server. My problem is : If the OS (office pc) ...
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128 views

midnight commander freezes on remote file copy over fish/ssh protocol

I'm using midnight commander (mc), version 4.8.1 shipped with Ubuntu. when I try to copy a file from remote ssh server over the fish/ssh protocol, mc freezes at 0%, and I had to terminate it. I tried ...
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83 views

Conditional shell script execution on NAS

I've got NAS, more specifically QNAP TS-251 running Ubuntu (but kind of modified one - it doesn't have terminal). Since none on QNAP forum was able to answer me, I've decided to create a post here. ...
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19 views

Run a process as SSH starts

I would like to run a process as SSH is completing its handshake. Are there any events that I can subscribe to? I would also like to get the PID of the ssh connection. How should I approach this ...
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106 views

SSH secure shell not working with vim colors

The script: 256colors2.pl when run from putty returns the correct colors, from SSH secure shell nothing happen, it doesn't open, on-screen appears nothing. user@ubuntu:~$ ./256colors2.pl user@...
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1answer
105 views

Remote Desktop connect with SSH client

I have went through openssh server set up but it seems all command line. Is there a gui for it? The main option I am looking for is a way to know people connected to the server real time and ...
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1answer
287 views

Meaning of: Identity added: .ssh/example_rsa ((null))

I SSH connected to a server using: ssh -i ~/.ssh/example_rsa root@xxxxxxxxx I got the following response: Identity added: .ssh/example_rsa ((null)) I'd like to understand: Added to what? What ...
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1answer
26 views

Configuring my device(atmel embedded board) only logging permission to me : deny all other users trying to log in

First I will explain my needs. I want to configure my device (Atmel Embedded Board), for log in without password through SSH. I Googled it and found out the solution for that. Now I can log in to the ...
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2answers
77 views

Passwordless SSH only works when I'm already logged in on SSH

So I set up passwordless ssh using the following: How can I set up password-less SSH login? After setting this up, I'd expect that I wouldn't need a password to ssh. My issue is that on my first ...
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1answer
214 views

sudo ssh-add /root/.ssh/id_rsa return error

I m trying to save ssh authentication with the command ssh-add for sudo usage: linux$ sudo ssh-add /root/.ssh/id_rsa Could not open a connection to your authentication agent. but as indicated it ...
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2answers
28 views

where to save my ssh key file

I know that for any user I have to save the ssh key file into: /home/any_user/.ssh/ But I do not know where to save the ssh key for the sudo. Is it under /root/.ssh ?
2
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1answer
236 views

Cannot ssh as root to my virtual machine

I have an Ubuntu virtual machine to which I can ping perfectly from my host. I created a root password and I can use it normally too. I also changed the ssh-conf file such that root login is ...
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37 views

Crash X manually

I'm working on a the famous freezing of X server. I've already created a question about frozen X server detection As I don't have relevant answer yet, I'm wondering if anyone knows a way to ...
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1answer
68 views

How to copy clone folder to remote computer in one line?

I have two machines with the same folder structure. One is my personal computer, the other is a remote computer. Sometimes I want a program to run on the remote computer. At the moment I always need ...
0
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1answer
57 views

External access with SSH

I need to remotely access my Ubuntu 14.04.3 LTS Trusty server. SSH is already installed. My question is what address should I use for access from outside the network where the server is
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3answers
185 views

How do I configure ssh to ask me for my password in the terminal instead of in a dialog box?

On Ubuntu Mate, whenever I try to push to github, I get a dialog asking me to "Enter password to unlock the private key", instead of it it prompting me in the terminal. How do I configure ssh to ask ...
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2answers
582 views

ssh as socks proxy - channel 5: open failed: connect failed: Connection refused

I experience difficulty using ssh as socks proxy. Some details... I connect to remote host using yakuake ssh user@remote.host.domain -D5902 also I use 127.0.0.1:5902 as my socks v5 proxy in ...
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1answer
43 views

Control a script that runs at start-up through SSH

So I have a server running that runs a few scripts automatically at start-up. They run a few programs that allow you to execute commands from them. This has been going fine but now I am wondering if ...
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20 views

How can I copy an SSH private key from a USB memory stick to a new Ubuntu machine? [duplicate]

I have some private keys on a USB stick. I want to copy them into a new Ubuntu machine. I realise I could just create new keys, but it is annoying for me to have to do that. I am using a LiveCD ...
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47 views

SSH forward of remote port to radicale server port (bind: Address already in use)

I used to use ssh to forward the remote port 5232 to the same local port on which a radicale DAV-server is running. I used to do this on Ubuntu 14.10. Now, on Ubuntu 15.10, this does not seem to work ...