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

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SSH Tunnel can't connect through existing tunnel — chanel3: open failed: administratively prohibited

I am following this tutorial and I have gotten past the part where I create a tunnel from my local computer (Host B) to a remote computer (Host A) with ssh -L 19922:HostA:22 HostA however, when I ...
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SSH Via Flash Drive

I updated Ubuntu and when it came back up it had some error about Grub and then it said it was in recovery mode. I followed instructions online to get things back like linux and normal but it could ...
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IDE for Symfony (PHP) which is able to manage Vagrant VM's over SSH

I just switched from Windows to Ubuntu on my dev Laptop. Now I'm wondering, what's the best IDE to use on Ubuntu when working with PHP? I know there are a lot of threads here about exactly that thing, ...
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How to connect remotely to WD Book Live Duo using nfs?

Connection in local network works perfect. I use nfs://192.168.0.10/nfs to connect locally. If I connect from internet I use static IP: nfs://xxx.xxx.xxx.xxx/nfs In this case it doesn't work and ...
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ssh port-forwarding through a server

In order to access to my pc at work i do: ssh -AY myusername@server_of_the_company and then: ssh -AY myusername_at_my_pc@ip_address_of_my_pc I read about ssh tunnelling but i cannot make it ...
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Establish reverse ssh tunnel at OS startup / network connection up [migrated]

I'm trying to setup a reverse SSH tunnel using a middle-man, due to firewall restrictions. I took the following steps: from ssh server do reverse tunnel: ssh -R 8080:localhost:22 ...
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Why can't I interact with my ssh-agent? (e.g. ssh-add -D doesn't work)

On my Kubuntu 14.04 system I'm trying to manage keys with my SSH agent, but somehow it appears to ignore my ssh-add commands. Look at this below and you'll see what I mean. List the current keys ⟫ ...
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how to set up a connection without using ssh

hey^^ currently I'm having a problem with a compute who has ubuntu installed on it, so I wanted to use putty and get remote access. Sadly the computer is a bit of a pain in the ass and not able to ...
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71 views

ping command in bash shows heart character

Why am I seeing a heart ♥ after the ping command? I'm running the command below over an ssh connection in ConEmu, if that changes anything. Is this expected or have I been hacked in some fashion? ...
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15 views

File permission problems with vsftpd and filezilla

I am having the same difficulty as others have had with vsftpd. I have read the posts but cant figure out how to fix this. When I use Filezilla to upload a file to an ubuntu server, I get: Response: ...
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25 views

Password for ssh

Hey guys am realy new in ubuntu. am trying to connect my machine to one of the remote system. Both are running on ubuntu operating system. I have tried connecting to the remote system like ssh ...
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64 views

How to change my home directory?

I have a current /home/user/ directory for ~ but I want to change it to be at /user/home/ /user/home already exists. The option of using usermod is not going to work because I don't have access to ...
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26 views

Error connecting Qt Cretaor to Raspberry Pi using ssh

I have generated a image for the raspberry pi board using buildroot 2014.11, but while connecting Qt Creator via ssh to raspberry pi board it shows the following error. Connecting to host… SSH ...
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Can't SSH into Ubuntu Touch device

From my computer: cameron@cameron-ubuntu:~$ ssh phablet@192.168.99.124 Permission denied (publickey). So it seems that openssh on the phone doesn't have password authentication enabled. But it ...
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17 views

problem editing sshd_config

We currently have a vulnerability in SSH (Ubuntu Server 10.04) that requires us to remove MD5 and RC4 from SSH, we did it correctly in 4 servers, but when we edit it on one server in particular and ...
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15 views

My ssh server stop accepting public keys after an upgrade

I know this has been asked 100 times but I tried the answers in other places (including changing permission of my ~/ssh directory) and I couldn't find a method to solve the problem. Background: my ssh ...
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3answers
66 views

openssh: Permission denied

I am new to ubuntu and just started to configure my first ubuntu server. The problem is with openssh. I made openssh server using tasksel. Forwarded port 22 on router to Server IP. In the local ...
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Managing remote server connections via Nautilus

Is there any way to manage remote server credentials while using Nautilus remote server connect feature? The Recent Servers works for couple of connections, but not for 20+. Also it seems that if I ...
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+50

Check which SSH key was used to login

So stupidly enough in our development team every individual SSH Key is used to access the root user directly. When Checking the auth.log i can find this Dec 18 09:45:04 webserver sshd[12377]: ...
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1answer
7 views

Bind more than 1 port over SSH?

I use SSH for managing linux servers. Sometimes I need to bind ports from the server to my client. I do this this way: sudo ssh <serverUser>@<server> -L ...
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1answer
20 views

While accessing SSH/SHELL The security settings have blocked a self-signed application from running in mozilla/ubuntu 14.04?

While logging in the Cpanel ssh shell from Mozilla firefox in ubuntu It says : The application cannot be run Your security settings have blocked a self-signed application from running.? (Instead of ...
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38 views

Ubuntu UI Toolkit's interaction with my device fails due to SSH protocol capabilities mismatch

Testing my device's (nexus 4 running latest from devel-prosed) connection from SDK->Options->Devices->Test I get: Connecting to host... SSH connection failure: SSH Protocol error: Server and client ...
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49 views

Connect headless server to OpenVPN

I'm running a headless Ubuntu 14.04.1 server. I'd like to use a commercial VPN service to secure the server's internet connection, and my VPN provider uses passphrases for authentication. I've ...
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216 views

/var/log suspicious entries

For fun I tailed /var/log/auth.log (tail auth.log) and there were many of the following: sshd[16225]: Received disconnect from 203.100.83.32: 11: Bye Bye [preauth] The ip appears to be from ...
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Ubuntu terminal tabs show hostname instead of IP [duplicate]

I am using built in Terminal on 12.04LTS. I have multiple tabs open and in each one of those tabs I have an ssh connection. I was wondering if there was a way to show an entry (maybe the first one) ...
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ssh connection problem

Hi everyone i am developing a robotic app, i want to run my launch files under a ssh connection with this script but when i run script it wants may password, i write it but nothing happens although i ...
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Unable to set env var for ssh key-based login

I have a ssh key based login and I cannot see env variables that I set in : .bashrc, .profile, /etc/profile.d/setup-my-env.sh export PATH=$PATH:$HOME/opt/openmpi/bin export ...
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How do I setup connectbot to access files from ubuntu and vice versa?

I am using ssh to transfer files between all my home computers and want to be able to do the same with my android phone and was told that connectbot is the way to go. The problem is I have no idea ...
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65 views

How to copy files between two computers using SSH [duplicate]

I have 2 computers: PCA and PCB. I am also using a SSH connection that goes from A to B. So here's my problem: I have a folder saved on the desktop of PC A and I need to copy it to the desktop of PCB ...
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21 views

is it possible to access internal hosts from ssh terminal using ssh tunnel from windows directly?

I have a Ubuntu server that I do web development on at work. At work I use a Windows PC but I am on the internal network so I can Putty into the server to change code. I access the pages it serves ...
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1answer
71 views

Unable to connect to Snappy Ubuntu Core via ssh

I have installed the Snappy Ubuntu Core alpha using KVM, but cannot connect to it using SSH. SSH returns ssh_exchange_identification: read: Connection reset by peer, which seems like a server-side ...
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26 views

Browse internet through another host without having external public ip on any host

I need to browse several websites (that also have flash content) through my home internet, while im in my work place. So from the website servers they see only access from my home IP. There is no ...
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Why can't I upload files to SFTP home folder?

I configured SFTP using the guide “Remote Access over SFTP on Ubuntu 14.04”, but I’m confused by the directory structure. Why should I create another folder inside the home directory for upload? “How ...
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Is there a way to default your ssh user to something other than your currently logged in username?

I use a VM at home for work. My job consists of ssh'ing to several computers every day for various things... using the ssh user@servernotation is easy enough for this, but I've run into some issues ...
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1answer
63 views

Public IP address hides device from network

I have flashed a mini-image of Ubuntu 14.04.1 LTS onto my BeagleBone Black. (Find latest BBB image). The BBB is connected to my home Router via Cat5 AND USB cables. Understandably, I can directly SSH ...
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46 views

SSH very slowly connect

When I do ssh root@ip_adress I receive password request through 7-8 seconds waiting. It happens when I do it with keys too. This is not server side problem I'm sure(Centos or Debian connecting to the ...
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37 views

How to setup TightVNC reverse remote through SSH Tunnel?

The simple and secure way to setup TightVNC reverse connection through SSH Tunnel between Ubuntu(Viewer) and Windows(Server)?
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1answer
23 views

How to access vhosts on ubuntu server from withing local network

recently started building a home network out of ubuntu server and a few other computers . . now on one older one i have installed ubuntu server and can connect to it with the ip and either ssh . . ...
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different password for root priviledge

currently I'm actually having a security concern regarding acquiring root privilege on my server. Current situation: I login using SSH to my server and I use my user account for this, this user ...
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1answer
39 views

linux ssh error while connecting to the host

I lately bought a host on godaddy, everything was working well until i started getting bothered to always have input the password and decided to use id_rsa to be able to get authenticated ...
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How to setup TighVNC reverse connection through SSH Tunnel between two PCes over the Internet?

How can I get the most secure and simplest way to setup a secure reverse connection with TightVNC (or ...) from PC1 to PC2 over the Internet with these specifications? PC1: VNC_Client(Admin, Viewer): ...
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1answer
34 views

How to use sublime text editor over ssh?

First off, I'm new to ssh. I would like to use Sublime text as my text editor on my computer. However, I cannot install it on the computers that I am connecting to with ssh. How can I use it as my ...
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Can Using Git over SSH be distinguished from normal SSH traffic?

So, I set up my iptables configuration so that repeated attempts to SSH into my private server cause a blacklist. # iptables -N SSH # iptables -A INPUT -p tcp --dport ssh -m conntrack --ctstate NEW ...
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Can't reach my server from another network

setting up my own server lead me to a problem, that i can't solve on my own. My server is a 'Ubuntu-server 14.04.1' and is located behind a 'FR!TZBox 7390'. My ipv4-adress is projected on a ...
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32 views

Access GUI in Ubuntu 14.04 LTS Minimal through SSH

I followed the steps from this website: Everything works fine until I use startx command. It shows me the error in the picture below: It give me error about xf860console: cannot find a free VT: ...
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Establishing an ssh connection between 2 computers using a VPN

This is my setup. I have a mac that is running parallels 10. Inside parallels I am running an ubuntu VM 12.04. Now i need to be able to connect to other remote ubuntu computers with an ssh. I have ...
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Ubuntu SSH Server freezes client after password over internet

I can log in to my Ubuntu server via SSH from anywhere in my local network, but I cannot from the internet. When I attempt to, It requests my username, displays the banner, and prompts for the ...
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38 views

File system went read only after adding ssh key

I followed this guide to set up ssh key on my digital ocean droplet, but since I made step 4 my file system went read-only. I changed /etc/ssh/sshd_config from PermitRootLogin yes to PermitRootLogin ...
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35 views

How to run a script on a remote computer from a local computer over ssh and save the ouput on the local computer to analyze further?

Lets say i have a script in my local computer like the below one which will list files of a directory on my remote computer and run a "for" loop to save the files on my local computer. Then a check ...
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41 views

ssh connection fails with and without rsa keys

I've got a machine running Ubuntu in the office.I've got a machine running Mint at home. My goal is to be able to work from home connecting to the office with ssh. I swear i tried to look for similar ...