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

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Ad Hoc Network IP Issue

I'm trying to set up an ad hoc network between an ARTiGO a1000 system (running ubuntu 11.10) and my computer (running mac os x), and I can't seem to get the connection working. I've tried setting up ...
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131 views

How do I setup Network Manager and VPN on Ubuntu Server with VNC/XFCE4?

I have an Amazon EC2 Micro Instance that I use for semi-anonymous web browsing, but just to be safe, I would like to use Network Manager to setup a VPN. When I login to VNC and try to use Network ...
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291 views

Remote initialization of pulseaudio devices

I am administrating remotely a Ubuntu 12.04 which was originally installed as a desktop machine. I am away from home, so I want to use SSH in order to let my sound card to get access to a USB radio ...
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256 views

Server running on ESX can ping outside and inside but cannot be pinged (or ssh) from the inside

Have identical vm's that do not have this problem Those identical machines are the only machines that can actually ping and ssh to this certain box. Disabled firewall Added new nic that was e1000 and ...
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231 views

Font alias for remote X server connection

I am connecting to remote server to launch an X application (qmon). After I type ssh myserver -X and launch the application, I get the following error: Warning: Cannot convert string ...
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293 views

Install git on ubuntu with lamp

i have Ubuntu 12.10 on my server and i need lamp on it, i want to use git on it - which i'm new to -... so I've read This article about how to install git , it says that i should have public ssh key ...
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131 views

How to run openmpi on virtualbox with 3 PCs through SSH?

I have 3 PCs with Vista, running Ubuntu through Virtualbox on them. I have installed openmpi and ssh on them, they are connected via ethernet. The IP addresses are all 10.0.2.15. And I can ping with ...
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159 views

Ubuntu 12.04 SSH works from terminal, but not from GNOME

I have two Ubuntu boxes set up: one running 12.04 Server and one running the standard desktop version of 12.04. I can ssh into my server computer from my desktop using terminal (using ssh ...
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62 views

wireless network instability with large file transfers after upgrade to 12.04

I have Ubuntu 12.04 running on a PC at home. I use it to store files, manage git repos, and back up my remote servers. Everything was running great while I was running Ubuntu 11. Now, the connection ...
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95 views

Auto-passphrase in schroot: can't connect to `/run/user/korn/keyring-x30g9r/gpg

when running "debuild -S -sa" to create the source files and sign them in Ubuntu 12.04 I only had to enter my passphrase once and then it is automatically used to unlock my private key on future runs ...
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232 views

SSH Tunnel printing questions

I connect to my Office PC (my business) via SSH from my Home PC. Both Machines run 12.04 LTS. I ran SSH into the Office PC and use RDP. I have a Brother MFC-7860DW (connected to the Router via ...
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744 views

Suddenly cannot access SSH on LAN

I had ssh running on my LAN server. Suddenly (not sure what I did), I cannot access the LAN server via ssh. When I try, it just hangs for a while with no response and finally comes out with a timed ...
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432 views

mount a remote (ssh) usb disk?

My home server has an external USB drive connected. I prefer to keep it unmounted so I don't have to log in if I want to unplug it (for backup rotation). But I'd also like to be able to browse it in ...
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1k views

Reverse SSH Tunnel Issue

I'm working on setting up an unattended Ubuntu PC with Ubuntu Server 12.04 Minimal, and since this PC will be placed in a remote location with no keyboard or screen (unattended), I need to have a ...
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206 views

ssh client times out to some servers, works on others

I have a strange problem and I'm not sure where to begin. My ssh client works on some servers but times out on others. Obviously, I checked that the servers are accessible via ssh from other ...
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545 views

Suddenly cannot SSH into server from LAN, but can from outside LAN?

This is the weirdest problem I've ever had with trying to ssh into a server. Suddenly I can't ssh from my workstation to the server on the LAN. I can do so just fine from home, however. ...
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13 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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8 views

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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15 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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14 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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17 views

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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11 views

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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6 views

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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25 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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27 views

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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20 views

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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23 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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25 views

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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24 views

Rsync creates error message unexplained error (code 255) at io.c(837)

When I try to rsync -qaPH source/ 192.168.1.21:/var/backups I get rsync: [sender] write error: Broken pipe (32) rsync error: unexplained error (code 255) at io.c(837) [sender=3.1.0] Whats wrong ...
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25 views

How to run job with access to ssh passphrase

I have a long-running daemon (unison file monitor) that I want to have running at all times. This daemon connects to a remote server through ssh and maintains a local directory synced with a remote ...
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85 views

Problem connecting to database via SSH with MySQL Workbench

I am having trouble connecting to an external database via SSH with Workbench. The error that I get says: Could not acquire management access for administration UnboundLocalError: local variable ...
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11 views

sshuttle consumes all resources

I use sshuttle to forward my TCP traffic through a ssh tunnel with the following command sshuttle --no-latency-control -HDr user@server 0/0 -l 0.0.0.0 but after a while sshuttle (python) uses all ...
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39 views

Ubuntu 13.04 Tunnel IPV6 to IPV4 via SSH

I need Help regarding the below setup. Before starting let me give you short idea about the infrastructure and topology and the problem which I'm trying to resolve: We have 4 machines i.e. A, B, C ...
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18 views

scp get connection closed to remote server while ssh did fine

when i ran scp on centOS having openssh_4.3p2 it worked fine,but under environment below, when i run scp it fails like 'Connection closed by aaa.bbb.ccc.ddd' host : ubuntu 12.04, openssh_5.9p1 ...
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35 views

Login kickout every time in Ubuntu Server 14.04 LTS

We have installed Ubuntu 14.04 LTS in our production servers. Our Dedicated server disk was filled, due to that issue one of the production server stopped. While troubleshooting i found that disk was ...
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11 views

Forwarding, redirection, between 3 machines

I have this structure: A: machine not in the domain of our company. B: machine in our company (with an application server) C: my machine So the communication has been enabled to interact only ...
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14 views

How to disable X11 forwarding

When I am logged into a mainframe unix machine I see the following error message when I run certain commands: KiTTY X11 proxy: wrong authorisation protocol attempted When I log in using ssh -v ...
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43 views

ssh-agent doesn't store passphrase between remote logins

I am trying to get my git repositories on my office computer to connect to my Bitbucket account via ssh. I've generated the key and uploaded the public key. I also did the following: eval $(ssh-agent ...
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29 views

SSH PC at office from home

My office has one default gateway and behind that is a local network with locally assigned IP addresses to all computers including mine. I hold admin in my Ubuntu installed office PC and is it ...
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14 views

What is wrong with knockd?

I am trying to implement port knocking for ssh service on my personal server. I have two other public services that will always be open. My iptables rules look like this: Chain INPUT (policy DROP 0 ...
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48 views

Ubunutu 14.04 can't access via SSH\HTTPS

I can't seem to access my ubuntu 14.04 server via SSH or HTTPS recently. Not sure what changed. I'm still able to access it via http. I tried reinstalling the ssh server and regenarating a new rsa ...
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19 views

Web Based SSH Client That Supports Google Authenticator

Does anyone know of a web-based SSH client that supports Google Authenticator? ShellInABox does not seem to at this time.
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16 views

Ssh identities lost after reboot

I have a few private keys in my ~/.ssh/ folder: /home/christophe/.ssh ├── begijnhofserver ├── bitbucket ├── config ├── github └── known_hosts Now, when I try to ssh git@github.com I get an error: ...
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18 views

Many CRONs processes

My system from couple days have some strange issues. Main thing is that I can't ssh for most of my day. I noticed that is connected with amount of CRON porcesses. In crontab I have about 90 records ...
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60 views

14.04: Nautilus and mounted SMB-Drives/SFTP/SSH-Connections

What's the thing about Nautilus and mounted SMB-Drives/SFTP/SSH-connections? Everything works fine until I close nautilus. Most of the time reopening nautilus takes forever and I can't find a reason ...
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Xubuntu SSH/SCP/SFTP to a VM as a folder

I'm really hoping you guys can help me out with this situation. I've done it many times before on other distributions (centos) where it was as easy as having the file manager opened and selecting to ...
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23 views

lftp-mirror directories

I am trying to mirror directories between two computers using lftp. When lftp 'ssh's' into the other computer, commands: lftp host then user 'username', and I use the ls command I just get 'ls' at 0 ...
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56 views

Connecting ALIX 6F2 through USB serial port, putty displays nothing

Please help me connect ALIX with my laptop through a serial port to usb converter. Has anyone ever tried it? Do suggest if there is some different approach. My OS: UBUNTU 12.04 Using Device : ALIX ...
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21 views

Start phablet-shell connection to Ubuntu Phone

I see in a few places [1,2,3] that I can securely connect from my Ubuntu desktop to my Ubuntu phone using the command phablet-shell from the phablet-tools package. Yet, from a terminal on my desktop, ...
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28 views

Why ssh is refusing connection?

I am executing the following commands to add the gerrit public key (master and slave) in the ~/.ssh/known_hosts. ssh-keyscan -p 29418 <HOST_NAME> >> ~/.ssh/known_hosts ssh-keyscan -p ...