Secure Shell; a network protocol that allows data transfer over a secure channel between two networked devices.

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Differing SSH known_hosts formats

I've been having issues with my CI server's deployment lately due to the client (CI) rejecting the remote's host key (despite it being present in known_hosts). I was stumped until today, when I ...
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36 views

upgrade python form 2.6 to 2.7 on Centos 6.5

I want to update my python version on server, my current Python version is 2.6 and I want upgrade it to 2.7.plesk installed in our server and also I have access to ssh. How can I upgrade it in Centos ...
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30 views

Is this Private key *really* encrypted?

I have used PuTTYgen to generate two keys to be used in SSH communication, when doing so I added a password to protect both files. This password works, as it is required when opening the .ppk in ...
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22 views

how to remove passphrase from ssh / client has .ssh/known-hosts, server=authorized_keys

I have been searching most of the morning and haven't found a way to remove passphrase from the ssh login to my audio/video server. Most everything I have found is about a different type of ...
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How do I fix my ssh connection in Debian?

I am trying to run a Minecraft server off of an old laptop I have lying around. I installed Debian "Jessie" and started to go about compiling Bukkit server from git. The problem is my ssh connection ...
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17 views

Remote login to local kde (kdm) via SSH

I have a PC with KDE installed. So when i reboot it, KDE (KDM) login screen appears. What i try to achieve is to start the x session on LOCAL (display 0) machine after reboot. I need to pass through ...
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24 views

remote `mac` refuse the ssh connection from the local computer

This problem confuse me a lot. What I had done: open remote router port forwarding. : when I type ssh *@*** in the local computer, the remote router log shows [LAN access from remote] from ...
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19 views

How do I automatically ssh in tmux if I open a new pane or window from an ssh pane or window?

I'm a bit of a novice to the darker and way awesomer side tmux (as in I've been using it for a while, but really want to start customizing it and tailoring it to work well for me), and so there may be ...
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1answer
18 views

Change Permissions for SSH User

In my Synology NAS, I have created a SSH user whose home directory is /volume1/USERNAME. However, this user can access other directories. Is there a way to limit him to not be able to access anything ...
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34 views

stty: standard input: Invalid argument error when scping files

When I try to scp a file to my remote server I get the following error: stty: standard input: Invalid argument This is caused by a line in my .bashrc file: stty -ixon If I remove that line, the ...
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1answer
22 views

Ignore SSH host key verification for a subnet

I would like to tell my shs client(linux) to ignore the host key verification for a given range of IP addresses, is that possible ? Context : we have this DHCP range we use to build servers before ...
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21 views

ssh: tunnel automatically when needed

I need to ssh to various machines both from work and from home. When at work, I can use my ~/.ssh/config host definitions easily, and just do: ssh servername_shortcut When I'm at home, I need to ...
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26 views

Create Second SSH Account for Synology

Is it possible to create a second ssh account in my synology nas that only has access to a certain directory? I don't want the second account to have full root privileges
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12 views

Fail push github with jenkins

I'm struggling to push a commit to my github repository. I just made a fresh new configuration of jenkins in my machine, configured it to download the src of the project from a git server, and now ...
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1answer
25 views

Access samba share from windows, log in with rsa key

I've got samba set up to allow for the viewing of home directories of logged in users. Now I've got this user, called git, which does not have a password. The only way to get access to him is by ...
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2answers
33 views

Cygwin SSH not reading config file

Cygwin's ssh isn't reading my config file at %HOME%/.ssh/config. I have Cygwin installed, but I prefer to use the DOS-like environment on Windows. I have the Cygwin bin directory in my PATH and I ...
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25 views

Can't ping VirtualBox Windows 7 VM from separate OS X machine

I have a VirtualBox VM running Windows 7 on one Macbook, and have tried unsuccessfully to ping the VM's IP from another Macbook. Here is what I've tried so far: I have turned off the 2 Windows ...
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1answer
27 views

Disable vagrant default ssh behaviour

Is there a way to disable the default behavior of vagrant to ssh when doing 'vagrant up'? From their doc. I don't see that mentioned anywhere? ...
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2answers
18 views

two screen layer: reconection via ssh

my question is how to best manage two layers of "screen" sessions: In my institute we have a compute cluster for numerical simulation. To login on that cluster one has to go via a load balancer who ...
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1answer
20 views

linux/fedora ssh permissions through vpn ssh session

I'm not sure if I've worded the title correctly here but feel free to suggest/edit upon reading my question... So basically, the company that I work for have their own local git repository which ...
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1answer
28 views

Debugging env vars from ssh

I'm writing a script and an application for an embedded board with linux - no X, only console. The only way to reach the target is via ssh, I don't have a monitor connected. The script should export ...
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34 views

Access to devices with embedded webpages remotely

I have a half rack of lighting equipment that gets rented out regularly. Some of the kit has simple embedded webpages for configuration and monitoring which is connected to a switch in the rack. I'd ...
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1answer
25 views

Upload directory by sftp

I try to upload localDir to remote server i follow this guide SFTP Guide but when upload the localDir and go inside i see blankDir I did the following sftp> lls 404.html crm nginx-logo.png ...
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1answer
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PuTTY or other Windows SSH client: mouse wheel to scroll less/more or other pager on UNIX server?

I like GNOME terminal because when you ssh to a server and run commands such as man init then you can use the scroll wheel to navigate the man page. Unfortunately my Windows SSH clients do not ...
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1answer
20 views

Ssh choose no identity

I have a ssh config file that has a IdentityFile entry. So when I use ssh, this identity file is used, which is what I want. However, if I want to temporarily disable this identity entry (without ...
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34 views

SSH login is slow

I have 30 sec delay during ssh login. UseDNS no and GSSAPIAuthentication no at the server side did not help. Please see debug printout below: Starting /etc/init.d/sshd... debug2: ...
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28 views

Bash Permission Denied on all files in my ssh

I just logged into my linux ssh that I had been using all last year for the first time since Holiday break and I am trying to view my files with less file and head file but I am getting Permission ...
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1answer
13 views

Putty autologin with port?

I have been trying to figure out how to make a Putty auto login shortcut, but I can't figure out to use it, if its using a custom port. putty.exe -ssh root@1.2.3.4 -pw password
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Is it possible to create firewall that only allows legitimate webserver traffic on port 443 and not any other service?

I always used the simple trick to bypass most firewalls which prevented me from using any ports. I simply opened ssh on one of my servers on port 443 and tunneled all traffic through there. However I ...
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16 views

SSH Account currently not available error

I am using createssh and every time I log in, the terminal opens and says "account is currently not available" I am using Bitvise SSH client. On Win 8.1?
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2answers
58 views

commands to gather system information under unix

I have ssh access to a unix-based computer. What are the best set of shell commands to help identify what kind of machine it is (e.g. CPU type, number of cores, cache sizes, memory size, ...
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3answers
46 views

What is difference between command prompt started via start menu or directly from explorer?

In windows, we can start command line via start menu [start menu >> All Programs >> Accessories >> 'Command Prompt' or just type in cmd.exe start edit box for that matter] The 2nd way is directly ...
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25 views

VNC very laggy ONLY on Puppy Linux

I have a VNC server set up that in general works fine. I run Linux at home and connect via a variety of methods, always through an SSH tunnel. For Windows I use Putty and either RealVNC or TightVNC, ...
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41 views

Need qemu to run headless on host, but still forward graphical output via x11

I have a headless host with qemu installed. I can ssh into the host, and forward x11 so I can view graphical output. However, when I try to run qemu, I get the following error: Could not initialize ...
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10 views

How to get Vagrant to reset the SSH keys?

Is there a command that I can use to get Vagrant to regenerate a new key for ssh login via vagrant ssh or do I need to manually generate a new key and insert it into the right place in the .vagrant ...
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1answer
47 views

Conemu ssh results in “Pseudo-terminal will not be allocated because stdin is not a terminal”

I'm using a Conemu task to ssh into my server. In order to have 256 color for my motd generator support I have put the cygwin-connector conemu-cyg-64.exe in the bin folder of my CygWin installation on ...
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1answer
67 views

Error executing remote commands with ssh using sudo user

The following command is failing: ssh -t user@server-01 sudo -iu suser "cd /opt/jboss ; ./portal.sh stop" I getting: bash: ./portal.sh: No such file or directory How can I change directory ...
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1answer
41 views

scp copy to external hard drive ambiguous target

I try to copy files from a linux (ubuntu) machine to an external hard drive mounted on a mac but got an error message : scp: ambiguous target What I did is, I'm on a mac, ssh to the linux machine ...
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74 views

Ansible SSH Error: ssh: connect to host Connection timed out

I'm trying to use ansible playbook on server from Virtual server in Virtual Box. And got: fatal: [x.x.x.x] => SSH Error: Connection closed by x.x.x.x while connecting to x.x.x.x:22 It is ...
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1answer
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SSH - PasswordAuthentication no has no effect

I'm trying to configure my server to disable password authentication, I'm using keys now. The problem is that PasswordAuthentication no is set, but it has had no effect. I'm still prompted for a ...
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1answer
26 views

Matlab Graphical Display Issues

I'm working on Ubuntu 15.04 and I'm accessing Matlab throught ssh (-X) on distant machine which run on fedora 20. Few days ago I had to change my computer for a new one with a CPU/iGPU ...
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25 views

Macbook ssh hangs

I cannot use ssh to connect to any remote server through the terminal of my macbook right now. It hangs after typing the password. ssh -vvv will hang during the following message: debug1: Entering ...
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1answer
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Setting SSH for windows Permission denied (publickey)

I am following the thread to set up SSH But I get below error on 5th step $ ssh -T git@github.com Warning: Permanently added the RSA host key for IP address 'xxx.xx.xxx.xxx' to the list of known ...
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13 views

Git-ssh-server connect to GitLab CE

We have a running Git-ssh-server with 10+ repositories in it. We want to use GitLab as a Project Management Tool and GUI for managing the repositories. From what I understood by reading through the ...
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1answer
25 views

Can't SSH into Linux web server [duplicate]

I'm trying to connect to my newly purchased website on GoDaddy via SSH. However, when I try to connect from my Mac, I get the following error message: $ssh username@website.com -v -v -v ...
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33 views

iptables rule - SSH socks proxy

I have very basic iptable rules for my home server. Block all INPUT except SSH and a few other connections. Allow everything else. When I connect via SSH I sometimes also create a dynamic SOCKS5 ...
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26 views

Connect lan http server over ssh

Consider this scnerio: apache server listening on 192.168.2.xx. There is no port forwarding setup on router, so this apache instance cannot be accessed from wan. I have access to same machine over ...
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1answer
14 views

How to setup ssh key login for a different user?

I am able to setup ssh key login for root user to my remote system from my local machine. Now I have created another user in my remote system like this, sudo useradd --system --gid webapps --shell ...
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2answers
34 views

How do I copy text from window text editor to nano/vi in a Putty window

I was following some guide to create key-pair for my remote linux system, one of the steps being copy the public key generated and saved on my local computer to the authorized-keys file on remote ...
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1answer
70 views

Add user to SSH group safe?

I want to control who can log in via SSH on my server. Is it safe to add the group 'ssh' to the users who are allowed to login in? I see some distros use system groups in the user's ID and others ...