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

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I don't have the ssh-copy-id command (windows client) [on hold]

I'm following this guide to set up an RSA key pair with my VPS. I'm using my Windows PC to follow through with the first part of the guide, and ssh-copy-id does not exist in the command prompt ...
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21 views

Repartitioning live system. Anything i missed?

I tried to repartition the server about a month ago, and ended up being unable to connect after reboot (SSH denied after messing with fstab) . I tried to read up on the subject afterwards, and I might ...
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1answer
17 views

Can I log into ubuntu if I messed up my authorized_keys file?

I was trying to add another user to log in as and added the new public key into the authorized_keys file. It was it's own line underneath the original key for ubuntu (although I'm now thinking I ...
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1answer
25 views

Use of quotes when running commands on a remote machine using ssh

I have a command that I know works correctly when I remote into a machine and run it. The command is below: grep "SearchTerm $1" file.txt | sed 's/^.*SearchTerm $1,//g' | sort | uniq -c | ...
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2answers
118 views

To understand the behaviour of script when running over SSH

Alright, lately I have been facing an odd behavior. I have small bash script which simply takes mysql dump remotely and then store data on the server itself which later get rsynced to backup server. ...
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1answer
8 views

OpenSSH .ppk file not working - host does not exist?

I have two machines: A server running Lubuntu (ragendbin) A PC running Windows 7 (farore) I have been using SSH to access the Lubuntu server from the Windows PC. However, until now I have been ...
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1answer
15 views

How to generate Openssl .pem file and where we have to place it

I want to generate a OpenSSL .pem file to allow the remote login via ssh using .pem file at the place of password. I am able to generate key as well as .crt and .pem file using the following sudo ...
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27 views

Why is ssh not working for me?

I'm trying to ssh to another machine but my kinit is not working: $ ssh nik@social-1-r.referens.sys.XXXXXXX.se Permission denied (publickey,gssapi-keyex,gssapi-with-mic). Kerberos is used for ...
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13 views

server cs1.6 vps amazon ubuntu dont work

I have a problem with my amazon Ubuntu VPS. I tried to open cs1.6 server. I opened a port 27015 :iptables -I INPUT -p udp --dport 27015 -j ACCEPT and it's done. I put this command in putty : ...
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26 views

I'm having some issues working with parallel ssh

I'm trying to figure out how to issue the same command to an entire cluster. I'm using parallel ssh, but I can't seem to get it to work right. When I try a command I get: [1] 22:58:24 [FAILURE] ...
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19 views

Configure separate SSH access on multiple interfaces for SPA

I'm trying out SPA with a client and a server machine that has 2 ethernet interfaces eth0 and eth1. I want to enable separate SSH access on both interfaces that are configured with their own static ...
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11 views

boot delays - old ssh connect to host messages connection timed out

I tried searching for a solution elsewhere, but nothing looks like this problem. After restarting our server, we get boot messages such as the following: ssh: connect to host dev.contractor.com port ...
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1answer
21 views

Backup & restore of SSH keys?

I have a gitlab install on a ubuntu 14.04 server and am moving to to another server (same IP), also Ubuntu 14.04. I would like to transfer the host keys so that users can keep using the same keys they ...
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7 views

ssh not authenticating to kerberos

I am using my single PC as a ssh-client,ssh-server,kdc,admin-server. I am not using any of the virtual machines for this kerberos lab. I am connected to wife get the ip of 192.168.1.224 but i am using ...
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20 views

Beaglebone: usb0 interface not showing up

I recently installed Ubuntu 14 on my BeagleBone from armhf.com. However, I'm unable to ssh into my Beaglebone over USB. Running ifconfig, I discovered that there is the usb0 interface is not showing ...
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2answers
28 views

Am able to log in via ssh but not able to use scp in ubuntu 14.04 reinstall

I am able to log in via ssh but not able to use scp in ubuntu 14.04 after reinstall. I keep getting the message @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ @ WARNING: REMOTE HOST ...
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20 views

Can I add another user to my main user group without side effects?

I'm trying to set up SSH access on my computer. I want only SFTP to be enabled, so rssh seems like an option. I have the following plan: (My default user is called sebastian) chmod -R go-w ...
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0answers
6 views

synaptic tries to uninstall so many packages when trying to install openssh-server

I've been tyring to get openssh-server through sudo apt-get install openssh-server, but when I ran it I got the following: The following packages have unmet dependencies: openssh-server : Depends: ...
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1answer
28 views

Command runs at ssh login, don't want it to

When I SSH into my ubuntu server, I get the normal system info splash thing, but then a command runs immediately after, and I can't seem to track it down. Last login: Tue Jun 30 15:20:22 2015 from ...
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1answer
28 views

error in MATLAB imread() command

Whenever I try to execute imread('example.jpg') in MATLAB 2014b, I got an exception: Caught "std::exception" Exception message is: locale::facet::_S_create_c_locale name not valid I get it also ...
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1answer
27 views

sFTP setup on Ubuntu 14.04 LTS

My question is necessarily asking for the process of setting up openssh-server, however I want to create an account on my server that has access to specific domain under /var/www/exampledomain.com. ...
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19 views

Why does ssh prompt me every time for the passphrase when ssh-agent is running?

After reinstalling Lubuntu Vivid Vervet on my computer, whenever I try to ssh into something, it asks for my passphrase. Before the reinstall, it would give me a graphical prompt for my passphrase if ...
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15 views

Connect To Lubuntu Server Via SFTP From Web

I have a Lubuntu machine which I use as my main home file backup. I have a Wordpress blog which I would like to backup using a plugin. The plugin allows backup to FTP/SFTP, so this seems the best ...
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219 views

Is it more appropriate to use a Ubuntu Desktop or a Server for my development environment? [on hold]

Right now I am dual-booting both Linux and Windows 8 on my laptop, but because I am preparing to move to Windows 10 and want to have access to my linux environment on my Surface Pro as well I have ...
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1answer
23 views

gedit “cannot open display” , on remote OSX , using ssh - Ubuntu 14.04 LTS Profile

I am getting the following error message when using ssh to log into a remote machine: gedit: cannot open display and ssh -X -l root your-machine-name does not work usage: ssh ...
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15 views

MAAS/VirtualBox Calling 'http://169.254.169.254/2009-04-04/meta-data/instance-id' failed and SSH fails

Setup For testing purposes, I installed MAAS in a VirtualBox VM and I want it to PXE boot a second VM. Both VMs are connected to a VirtualBox internal network. The MAAS VM is a Ubuntu Server ...
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27 views

“-bash: cmake: command not found” in MATLAB with SSH

I am using MATLAB. In its command window I am using SSH to access a remote machine and run commands. When I attempt to do so I get error messages such as -bash: cmake: command not found Now I ...
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32 views

Server at OVH (Ubuntu 14:010) work on SSH and HTTP ONLY from my cellphone(4g)

Hope you'Re all going good. So yeah this is alittle problem i have with the VPS i took at OVH. They say everything is fine in their end. But i managed to install nginx on the server and even then ...
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1answer
17 views

running command on remote host by ssh fails when running inside script

The Situation: My Computer runs on Kubuntu 14.04. I am Admin of a Students House with some Netgear-APs. The idea is to have a script rebooting them all by one script. (ssh-key isn't posible) The ...
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20 views

Where does Ubuntu 14.04 log SSH access attempts?

Trying to find out why fail2ban is not working. Where does Ubuntu 14.04 log SSH access attempts?
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How can i connect to a server via SCP in Lubuntu 15?

In windows I can use WinSCP, and it's said in this thread (What is a program similar to WinSCP?) that you can use Nautilus's bulit-in function to do this job. But in Lubuntu there's only this pcmanfm. ...
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1answer
49 views

I try to connect a server using SSH but i got this problem.how to fix it [closed]

kaho@kaho-ThinkCentre-XXXX:~$ ssh s141529@218.189.208.18 -v OpenSSH_6.7p1 Ubuntu-5ubuntu1, OpenSSL 1.0.1f 6 Jan 2014 debug1: Reading configuration data /etc/ssh/ssh_config debug1: /etc/ssh/ssh_config ...
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14 views

cannot ssh into an ubuntu server which seems to be due to a problem on server side

i'm trying to login in to an ubuntu server from windows msysgit providing the identity explicitly. output of ssh -i .ssh/id_rsa user@site is $ ssh -i .ssh\id_rsa user@user.koding.io -vvv > ...
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171 views

How to redirect all internet traffic to SSH tunnel?

First, I'm not a computer expert, I know a bit about networking and its stuff. I'm just an average computer user. So here's the question, I set up an ssh tunnel on my Linux machine with the following ...
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1answer
37 views

Is it there a Text User Interface (terminal application) which does what Kalarm do?

Since there's no updates on the enhancement request raised by @DavidJarvie on the KAlarm Project, documented in my previous question over here: http://askubuntu.com/a/257843/9598, I started wondering ...
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1answer
29 views

Which Linux distribution is best for this network [closed]

I would like to set up a network for my workplace. I have an office of 3 people and I would like to share the work space so that we can share files easily. Please see the image below for an ...
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1answer
24 views

sshd: Could not load host key

Running /usr/sbin/sshd produces the following results: Could not load host key: /etc/ssh/ssh_host_rsa_key Could not load host key: /etc/ssh/ssh_host_dsa_key Could not load host key: ...
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2answers
45 views

Connection refused even after installing openssh-server

I have been spending the last 4 hours trying to get my VNC connection to work. Eventually, I realized it was because my Ubuntu remote host was unable to host SSH connections- even though I had already ...
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12 views

Running clusterSSH via X forwarding

I need to connect to my workplace via ssh -X and then need to use clusterSSH to run some commands on the multiple machines at my workplace. First of all, I am not sure if this is possible at all. ...
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2answers
30 views

Why am I might be able to login with ssh to another server without password?

I am new admin for those servers after one guy left the job. I have to make sure everything is secure. I tried in one server lets call it A to enter: ssh [hostname of B server] -p [port] and I am ...
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2answers
38 views

How can I disable SSH password authentication on 15.04

I have added the following line to /etc/ssh/ssh_config PasswordAuthentication no And restarted my sshd with sudo service sshd restart sudo service ssh restart No output from either, dont know if ...
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0answers
15 views

which password I should need to log in hadoop?

I follow this instruction http://chaalpritam.blogspot.com/2015/05/hadoop-270-single-node-cluster-setup-on.html but when I run this(ssh-keygen -t dsa -P ' ' -f ~/.ssh/id_dsa) command it gives some ...
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21 views

Iptable rules filtering from ip address to interface

By default I have an implicit deny on my ubuntu firewall but I want to make the ip address 10.1.10.201 have a few privileges. I want it to have ssh and telnet capabilities to contact the external ...
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29 views

Unable to ssh to my computer from my office

I'm currently trying to ssh into my computer at home from my office(with my mac) but it won't connect(it gets stuck) I tried it at home and it works fine and I think it's because my home computer and ...
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3answers
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How to login with new user and fix error : “: No such file or directory”?

I created a user with root access useradd -ou 0 -g 0 myuser -p [12345] when I try to su to the new user, I get: : No such file or directory when I want to connect as that user via ssh, I get: ...
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39 views

Enable shutdown from another computer on LAN without entering sudo password

I'm trying to execute this script from my laptop to shutdown the server without having to enter the sudo password. (Both are running Ubuntu 14.04.2 LTS) ssh -t lachlan@192.168.0.xxx sudo shutdown -h ...
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14 views

Openssh no port truly open

On Ubuntu 14.04lts, i try to install openssh-server (and client by the way) An apt-get install openssh-server openssh-client later I do not have change the sshd_config yet. The server is well ...
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2answers
45 views

how to create users on the fly

This is just a bad idea that I just had. Is there a way create users accounts on the fly? Say I have a Ubuntu vm created, and I want to give a bunch of people access. But for whatever reason I ...
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1answer
92 views

Cannot remote desktop from Ubuntu 15.04 to 14.04 lts

I am able to ssh into my other PC but I am not able to use Remmina to do RDP or VNC. My other PC has VNC server installed and I turned it on before trying to connect but its not working. Am I typing ...
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2answers
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How often can I type exit without logging out?

I logged in to Debian 7 via SSH, not as root. When writing sudo all the time became too much overhead, I did sudo su. Since the Debian default shell (dash ?) does not support the Tab key to complete ...