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

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Connection mystery with ssh

I've run into a problem with ssh that has me completely stumped (and our department IT guy as well): Up until a few days ago I had no problems accessing my files on our departmental server (university ...
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conected to wireless but can't access any page

I installed ubuntu 13.04 in an acer apire one notebook. I can access my wireless conection and even i can use ssh but i can't go to any page using firefox or chromium. Where is the problem?
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svn, ssh: Connection refused most of the time; other computers can connect

I am running Ubuntu 12.04.3 and svn as well as ssh (to servers) only works sometimes in a short time window after booting my computer, but most of the time I get "Connection refused". The problem only ...
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pam radius module access-reject

I am trying to set up an Ubuntu server that my users will connect to. I already have a Radius server running on a Windows box, and I would like for connections to this Ubuntu box to authenticate to ...
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Why is my ssh connection dropping immediately after I enter my password?

So I'm trying to get a connection between two Ubuntu computers. This is what happens when I try to connect: jordan@0.0.0.2:~$ ssh david@0.0.0.1 david@0.0.0.1's password: Welcome to Ubuntu 12.04.1 ...
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How do I get names of different outputs available on the system via ssh?

If I run xrandr from a terminal in the X session I can see the names of different outputs available on the system. For example, I get something like this: Screen 0: minimum 320 x 200, current 1440 x ...
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Run a nohup command over SSH, then disconnect

I want to execute a script, start.sh on a remote server which runs this: nohup node server.js & Naively, I call SSH like this: ssh myserver <<EOF ./start.sh & EOF This starts the ...
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Setting up Ubuntu 13.04 home server

I am currently attempting to set up a home server using Ubuntu 13.04. I am following instructions from http://linuxhomeserverguide.com/server-config/Webmin.php accurately as far as I can tell. I've ...
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How to configure apt to access a deb repository over ssh?

I have a deb repository accessible with ssh (following instructions from this site). I use the ssh-public-key-based authentication to access the repository server. How I can configure apt-get on ...
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Keep the running processes alive when disconneting the remote connection

I have a bunch of processes on a server initiated by ssh from my own machine. It is now about three hours that my machine's Ubuntu has got hung and I do not see any other options but restart. Is there ...
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190 views

How to have a different ip on same network access a samba server

My network ip is 192.168.20.254 I had to setup another ip range 192.168.1.x as I have a few computers that tunnel through another network. I have a separate samba server 192.168.20.201 The new ip ...
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How can I access my Ubuntu phone over ssh?

Whenever I try to run apt-get install openssh-server I get the following errors: root@ubuntu-phablet:/home/hablet# apt-get install openssh-server W: Not using locking for read only lock file ...
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289 views

Cannot access a website from Ubuntu desktop,while the website is live

I has a website hosted on CentOS VPS. That website has a self signed certificate. Now,I migrated that site to another host. I generated keys for using sftp and ssh in old hosting. The problem is ...
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1answer
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How can I allow ssh connection from an IP subnet on port 10022 using iptables?

I need to set up a server with public IP for bandwidth testing, and I already have a script to drop all incoming traffic except for the ports I need. I have changed the ssh port from default (22) to ...
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Ubuntu 12.04 and openssh-server

I have a problem installing openssh server and client on Ubuntu 12.04 desktop. I want to make a home server, but I am a Windows user and I need a graphic interface. First of all, I used the command ...
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“Service ssh restart” causes server to encounter Kernel panic

I just got my HDD's in my servers raid controller replaced with Intel 520 SSD's. Now after reinstalling the server (with ubuntu server 12.04 and with a newer kernel 3.8.0-29-generic) and installing ...
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How do I force SSH to only allow uses with a key to log in?

I tried following the instructions here: http://lani78.wordpress.com/2008/08/08/generate-a-ssh-key-and-disable-password-authentication-on-ubuntu-server/ to only allow users with a public key on the ...
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I don't have openssh-server, but I can ssh to localhost

openssh-server is not installed on my computer, but I can ssh to localhost or from another computer I can ssh to my computer. It means there is another ssh-server running on my computer. How can I ...
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Unable to connect to SSH on my laptop

I installed SSH server and client using the commands in Ubuntu 13.10 sudo apt-get install ssh But then I am able to connect using my client to any other ssh server on the network by ssh ...
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How to retrieve passphrase for private key?

I generated DSA key using ubuntu. Saved the public key on remote server, such that keys are required before connecting ssh. I have forgot the passphrase for that key. How can I retrieve it?
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333 views

How to copy PWD onto clipboard?

So I think many people have gone through this issue where you SSH into a machine, cd to whatever path you need to be at, and then realize you actually want to be root and not your own user. However, ...
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SSH new connection begins to hang (not reject or terminate) after a day or so on Ubuntu 13.04 server

Recently we upgraded the server from 12.04 LTS server to 13.04. All was well, including after a reboot. With all packages updated we began to see a strange issue, ssh works for a day or so (unclear ...
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SSH Functionality of Ubuntu

In Ubuntu, when I try to connect to an SSH server from the terminal, a dialog window pops up asking me to enter my SSH password. When I enter it, my password is remembered for the duration of that ...
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329 views

SSH connecting issue

So I got a VPS and I am trying to SSH into it but I keep getting this denied error Permission denied (publickey,password). Here is my config file. # Package generated configuration file # See the ...
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How do I prevent git from requiring sudo on every git command

I created a directory /var/www to store my web apps clone in. When I initially cloned the app from github it required me to use sudo and every time I do a git pull it's requiring sudo. I'm running ...
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207 views

Is there a tool like XMing to manage X11 forwarded applications?

Sorry the title is not quite clear. With X11 forwarding, I could run application on the remote server but see it on the local client. Normally I do this by: local$ ssh -X remote_server remote$ ...
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No more authentication methods to try. Permission denied (publickey)

I have set up a home network behind a router a while ago and use openssh to access the network consisting of my laptop, wife's netbook and my desktop all running l/x/ubuntu 12.04. This worked ...
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258 views

mongodb does not shutdown cleanly on system shutdown

When I shutdown Ubuntu running mongodb (installed via apt), occasionally mongodb doesn't appear to finish shutting down completely - the log file matches a healthy shutdown, closing files, cleaning up ...
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371 views

Webmin alternative that installs & runs on the client machine & communicate via SSH

Are there any Webmin alternatives that don't consume server resources but instead install on client machine & communicate via SSH client. So effectively all the actions made on that GUI are ...
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173 views

Trying to understand my first server set up

I am trying to set up my first server and stack. I spent a week trying to do it on a virtual machine but could never get the ports to forward correctly so today I just dedicated the full machine. I ...
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Anything that converts GUI actions to commands to be sent to remote ubuntu via SSH? [duplicate]

Is there anything that would allow me to run a GUI on client side of SSH(ie on windows)& that would convert the GUI actions made to corresponding commands to be sent via SSH client(in my case ...
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872 views

Unable to connect to remote server with SSH

I used to connect to my server without any problem using ssh on Ubuntu with this command: ssh username@server-ip I can no longer do it now I've changed my location (same PC). whene I run the same ...
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Need help mass renaming files using command line that contain a certain string

I have about 200 files that are named like this: 01_-_Back_Alley_Uproar.avi 01_-_Bad_Luck_Cat.avi 01_-_Beep_Beep.avi 02_-_Broomstick_Bunny.avi 02_-_Bunker_Hill.avi and so on. I would like to ...
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Using PuTTy to control server while port 22 is blocked

I can control my server command line using PuTTy on my home network (port 22). I can also do this remotely (port 22). Now the issue is that while I am at school, port 22 is blocked on the router so ...
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206 views

Can the admin of a SSH server monitor internet traffic?

I use SSH Tunnelling + socks4/5 to browse securely, but a certain question came up in my mind, can the administrator of that SSH server monitor my traffic? like see which websites I am visiting, ...
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xubuntu xterm strange lag/echo issue with ssh

I have a xubuntu box and using its terminal everything is fine locally; but when I ssh to any server, the remote echo seems to be holding the last line until a key is pressed or the window is resized. ...
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How can I adjust the default passphrase caching duration for GPG/PGP/SSH keys?

As far as I know, gnome-keyring-daemon caches passphrases for keys by default until I log out. I would like to set the default to something like "cache for 10 minutes". How can I do that in Ubuntu ...
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root@mickey:/#su goofy && ssh goofy.com — why does this fail?

mickey (who is logged in as root) tries to use goofy's account to ssh into goofy.com. root@mickey:/#su goofy && ssh goofy.com however this fails to login goofy on goofy.com, instead: ...
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fail2ban block retry count always changes

As title mentions clearly, fail2ban block retry count always changes. I set all retry counts to 3; but sometimes it blocks me after 6 or 7 retries. How can set its behavior a constant value? I added ...
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1answer
4k views

How to use rsync via ssh with rsa key passphrases?

How can I use rsync with passphrases? All googled "solutions" i found use passphrase-less keys which seems no real option. i am runnning 2 ubuntu servers 12.04.2 LTS.
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788 views

Is it possible to use two laptops as dual display monitors in the same X Session?

Picture this : You have two identicle laptops. Both running Ubuntu with X11. Now rather than having two seperate ubuntu machines is it possible, through XServer, to connect Laptop2 to Laptop1 as a ...
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How to fix Permission Denied (Public key) error?

While trying to communicate between my desktop Ubuntu 12.10 and Fedora 19 desktop, I am facing the error of Permission Denied (Public key). I am able to login through ssh from fedora to Ubuntu, but ...
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3k views

How to open a GUI program using a remote connection (ssh)? [duplicate]

I am using Ubuntu/gnome (10.04) to remotely connect to two (slightly different) embedded systems running Ubuntu (12.04). I use the following command for connection: ssh -X -l username 192.168.1.blah ...
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10k views

Really verbose way to test Git connection over SSH?

When using GIT, I have problems with using GIT over SSH, and since it works just fine both from work, and at home with a different modem, it's obviously my home modem that is acting up. I have no ...
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How to add an image to Ubuntu Server 12.04 LTS?

With Ubuntu Server being a completely text only OS, how do you add an image file? I have a webpage set up and would like to add an image or two. Open SSH is running on the server and connected to my ...
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419 views

pipe not working for wireshark

Im trying to use wireshark in my test enironment where I have two VM's with ip address 192.168.0.1 and 192.168.0.2 Im trying to monitor the data of the machine 192.168.0.2 from the machine at ...
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What do I have to add to this iptables setup to allow mysql access through ssh?

I just want to be able to access mysql through ssh, but I don't want to accept everything as well. What's the most secure way to do this if any. Here are my rules: *filter :INPUT DROP [14:1434] ...
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Problem with default shell and home directory

I have recently been granted access to a machine at work. However, I have been having trouble setting up my development environment. Relevant information about the machine: $ uname -a Linux ...
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How to start a new Xsession for SSH forwarding?

I want to forward an Xsession over ssh to another system, but I get this error: Fatal server error: Server is already active for display 0 If this server is no longer running, remove ...
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Cannot use gedit on multiple remote machines using ssh

After setting up the last of my 5 remote machines, I decided to test that the network was working well by connecting to each and opening gedit. To my dismay, when I tried to open gedit on the second ...