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

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Easing entry of sudo password for remote hosts?

I'm logging on to remote hosts via SSH to do server admin. The login uses a cert but I login as a normal user (ssh -p $PORT $USER@$HOST) and use sudo to run commands. It's a pain to have to enter the ...
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2answers
1k views

How to transfer the identity (SSH) of a machine to a new machine?

I am making a new Ubuntu machine as a server, which is supposed to replace an old one with older software. My question is: Is it possible to transfer/copy the credentials (in terms of SSH) of the ...
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1answer
163 views

Ubuntu Server is resetting folder permissions for .ssh on reboot

Every time I power cycle the machine the .ssh folder permissions are reset and become too open for ssh. I need to physically go to the machine and chmod 0700 ~/.ssh before I can ssh in (otherwise ...
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0answers
145 views

OpenSSH chroot breaks ssh and ftp

I'm trying to set up a webserver with a restricted sftp connection. I've googled and followed several walkthoughs that all appear to be pretty much the same thing. Here are my steps: Fresh install ...
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1answer
83 views

OpenSSH defaults (sshd_config) on root server

So while trying to set up an sftp user I apparently broke the sshd_config. Since the moment I changed it I can't connect via SSH and FTP anymore: Connection refused. My server hoster provides a ...
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0answers
115 views

Initramfs suddenly speaks IPv6 but no SSH login

I have been running a configuration with an encrypted root partition and network unlock via Dropbear in initramfs for some time on my Utopic Xubuntu Mediacenter. Since I am actively using IPv6 to ...
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2answers
336 views

Can't SSH devices within sub net

I have three computers set up like this: But I am having issues understanding how to setup the /etc/network/interfaces for each device so that they can all access the internet. I have tried this: ...
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1answer
29 views

Have ssh try a LAN IP before the internet address

I have a home server connected to my local LAN and the internet. Say its LAN IP is 192.169.0.10 and it has an internet address of awesomeserver.no-ip.org (DNS alias). I access it regularly ...
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1answer
223 views

How to edit /etc/apt/sources.list using putty in a VPS setup [duplicate]

I'm having trouble doing this. How do I edit it? Basically, the VPS is using 11.04 which is, end of life and I'm trying to upgrade to the latest long term release, but I am following the instructions ...
3
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1answer
724 views

Cant ssh a virtualbox instance - Permission denied, please try again

Im using ubuntu and Im trying to create a ssh connection between my ubuntu desktop and virtualbox ubuntu instance. I have my ubuntu virtualbox instante configured with bridge, and in my ubuntu ...
1
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1answer
34 views

Is it possible to download from the internet using filezilla?

I am trying to set up a packet program for my amateur radio hobby. I came across this website:http://www.tldp.org/HOWTO/AX25-HOWTO/x94.html. In it there are three software programs with the ftp ...
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1answer
142 views

revert pkexec env DISPLAY=$DISPLAY XAUTHORITY=$XAUTHORITY nautilus

me and my friend were playing around with each others system, and to display a particular pop up on her window through ssh, i used the command pkexec env DISPLAY=$DISPLAY XAUTHORITY=$XAUTHORITY ...
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2answers
124 views

Unable to share internet via NAT connection sharing

I've been using my Jetson TK1 Remotely via ssh and NAT connection sharing as described here. Earlier everything was working perfectly, but now whenever I try to share my internet connection by running ...
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1answer
282 views

How can I reset ssh passwords in nautilus?

I've logged to my home server using ssh from Nautilus. I selected the option "remember forever" (or something similar) after typing my password. Today I had to change my server's password. Now I can't ...
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2answers
2k views

E: Unable to locate package denyhosts [duplicate]

As I use SSH, I would like to get the denyhosts that I read about here, but when using the command: sudo apt-get install denyhosts To install it, I got this error: Reading package lists... Done ...
2
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1answer
3k views

Connect to remote Ubuntu Server GUI

I have a server running remotely by ip address 5.231.XX.XXX running Ubuntu 13.10 Operating system. I am using Ubuntu 14.04 on my laptop. I am able to connect to my server via terminal by ssh login as:...
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1answer
186 views

How to stop the local port forwarding?

I was trying local port forwarding and I hit the following command: ssh -L 8080:www.ubuntuforums.org:80 <host> in order to see what will happen. Now, on my computer, when I hit "http://...
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2answers
1k views

openssh-server Permission Denied (publickey) ubuntu 12.10 LTS

Permission denied (publickey). ssh-keygen -t rsa -P '' ssh-copy-id hadoop1@hadoopslave CAN LOGIN WITH : ssh username@hostname or username@ip_address ssh hadoop1@hadoopslave ...
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2answers
128 views

How can i login to Host Machine using ssh

The contents of /etc/hosts is: 127.0.0.1 localhost 127.0.1.1 dell 127.0.1.1 Hnname # The following lines are desirable for IPv6 capable hosts ::1 localhost ip6-localhost ip6-loopback ff02::...
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1answer
358 views

cannot access server terminal in Ubuntu 14.04 [closed]

i am new to Ubuntu OS. I recently installed Ubuntu Server 14.04. in addition to that i also checked the option of installing ubuntu desktop so it installed ubuntu 14.04 lts with that. Now when the ...
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58 views

Can't login as : ssh root@127.3.138.130 [duplicate]

I am explaining my problem in very simple way I am using Openshift and they have given me PhpMyAdmin for mysql whose ip address is 127.3.138.130 .Since I want to configure file on server I want to ...
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1answer
3k views

Can't connect to a server via SSH (with my PC only) [closed]

For some days I'm experiencing issues with SSH on my machine (I guess after having installed some software that I don't remember). It's very problematic as I use Git to work on some code projects ...
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1answer
70 views

How to ssh if not router administrator [closed]

I have my PC connected to the internet behind a router and want to connect via ssh to another PC online that is behind another router. My problem is that I am not the administrator neither routers and ...
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0answers
1k views

How to start lxsession from command line with proper user priviliges

I'm trying to achieve two things that I can not get to work because I don't know how to correctly start an lxsession in Lubuntu 14.04.2. I boot to the command line with the following line ...
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1answer
62 views

How to disable ssh connection for group?

How to disable ssh connection for group? OS: debian, I tryed to change ssh_config file, but it doesn't work for me.
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529 views

Connection refused from Ubuntu VM to Snappy Ubuntu Core VM

My objective is to learn building and deploying Snappy packages/apps to Snappy Ubuntu Core platform. For this on my MacBook Pro, using VMware Fusion virtualisation tool I set up two virtual machines; ...
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1answer
153 views

Trying to Secure MySQL Replication

I'm trying to do Secure MySQL Replication on my VPS with Ubuntu 14.04. I follow these steps (read only Step 1: Setup SSH Tunneling): https://www.digitalocean.com/community/tutorials/how-to-secure-...
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2k views

Start vino vnc server from ssh client

First of all: I googled all day and tried several suggestions on different forums with no luck The problem: I am not able to start a vnc server on a remote machine through ssh Additional information: ...
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1answer
2k views

How to install gitolite3 on ubuntu server LTS 14

I am trying to install Gitolite3 on Ubuntu server LTS 14 x64, using the git docs. First I created a user called git as : sudo adduser \ --system --shell /bin/bash --gecos\ 'Git SCM' --group --...
2
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1answer
704 views

SOCKS proxy to SSH server behind HTTP proxy

I set up a SOCKS proxy at port 9090 to computer B elsewhere: ssh -D localhost:9090 user@B and configured it in my local Google Chrome browser. However, computer B is behind an HTTP proxy, so HTTP ...
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1answer
420 views

X2go remote access error from mac

I want to access my netbook with lubuntu from a macbook pro machine. Here is what I did: on lubuntu I installed X2Go server: sudo add-apt-repository ppa:x2go/stable sudo apt-get update sudo apt-get ...
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3answers
769 views

Multiple Users Private / Public Keys

I am currently undergoing a project of maintaining a server with certain simple services (mail, web) for a group of thirty users. I would like to use pub/private keys but I guess unsure of their use. ...
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1answer
59 views

Problem with sudo via ssh

I'm using the following script to execute a update script on a certain number of servers in my network. Here is the part, which I think that is relevant. ### Actual Work ### if [[ $manual == 1 ]]; ...
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1answer
337 views

ec2 SSH tunnel not working? [closed]

I'm trying to set up a node following Creating a Personal Privoxy/Tor/Proxy EC2 Instance using Ubuntu 14.04 LTS on Amazon EC2. I've gotten to: $ ssh ubuntu@ec2-blah.amazonaws.com -i .ssh/Amazon-...
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1answer
37 views

AllowTcp in ssh function

I'm trying to set up a tor node following http://sickbits.net/creating-a-personal-privoxytorproxy-ec2-instance/ using ubuntu 14.4 lts on ec2. I've gotten to: $ grep AllowTcp /etc/ssh/sshd_config ...
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1answer
239 views

root@localhost permission denied

I installed ssh in my Ubuntu 14.04. I followed a tutorial for generating ssh keys. I used following commands to set the keys. ssh-keygen -t rsa -P "" cat $HOME/.ssh/id_rsa.pub >> $HOME/.ssh/...
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1answer
122 views

ligthDM session to my SSH XServer

Hi I've got a windows PC in which I'd want to turn into a X TErminal ... got XMing server running to handle my X11. I can ssh into my ubunto desktop over SSH (With X11 forwarding) and successfully ...
3
votes
1answer
307 views

How to connect to a laptop running Ubuntu on the same home wireless network?

I am running Ubuntu 14.04.1 LTS 64-bit on both of my laptops and they are both connected to the same home Wi-Fi at the moment. I want to connect to the other computer via one of the computers, say ...
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1answer
1k views

AWS EC2 set up key and non key authentication at same time

I want to set up password based authentication (non key) on AWS EC2 ubuntu instance. But at the same time I want to keep the key based authentication also on the same instance. Will it be possible and ...
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2answers
545 views

I want to run commands after logging into the remote server using shh

#! /bin/bash read -p 'Username: ' user read -p 'IP: ' ip ssh "$user"@"$ip" osascript -e ' tell app "System Events" to display "Hello world"' This file will be ran automatically so it's not like I'...
0
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1answer
47 views

How to use terminal ssh login almost automatically

I have been using terminal and ssh. But I can connect to many people as I have a school where everyone has a mac and I'm able to connect to them. But I want to create a file in nano and when I run it ...
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384 views

Eclipse over X11 forwarding is not showing all icons/assets

I have a virt running RHEL5 which has Eclipse installed on it. I'm using SSH -Y to start eclipse on my Ubuntu host. My problem is that not all assets in Eclipse seem to be shown. Some of the menus ...
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2answers
76 views

Unable to ssh to my VPS

I purchased a VPS from namecheap and now I am trying to ssh in to it (Ultimate goal is to set up Ghost Blogging Platform on it). I tried the following command - $ ssh root@_ip_address_to_my_vps_ ...
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1answer
248 views

execute script on SSH exit

is it possible to execute an shell script when i'm exiting a SSH session? I want to execute script to disable a service when exiting
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1answer
190 views

After I installed UFW ssh login very slow

I'm wondering if I made a mistake or if this is the normal case. I turned off password based ssh login and changed it to RSA key exchange. After that I changed the ssh port and then I installed UFW. I ...
3
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1answer
881 views

GPG Password Agent and SSH Key Agent

Yesterday I wanted to add an app to the startup menu, and I noticed that there are two instances that weren't there before: GPG Password Agent and SSH Key Agent. I didn't install those, and I read it ...
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14 views

Connect to my computer via ssh and login in the encryption screen [duplicate]

I have a small question about how to login into my computer at work. I have a vpn connection and it works properly, however I had to reboot my machine and I have encrypted my desk, which means I have ...
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1answer
353 views

Having issues creating a SOCKS5 Proxy. Can not Tunnel device

I have a desktop machine in my home which ive turned into a Ubuntu (desktop 14 LTS) SSH server using OPENssh. I can SSH into my machine locally using public key authentication (&Putty from my win8....
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1answer
97 views

Running program from a remote machine

I am currently working with 2 machines. Machine 1 has Matlab installed, and I have a large amount of data in Machine 2 that needs to be processed with Matlab. Copying the data from Machine 2 to ...
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2answers
600 views

Unable to disable ssh root login [duplicate]

Unable to disable root login on Ubuntu 14.10 login as root vi /etc/ssh/ssh_config PermitRootLogin line is not here so i add it service ssh restart root login still works. I even restarted the ...