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

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sbackup fails to connect via ssh when run via sudo

I prefer to run sbackup via sudo to be able to backup other things than my normal user has access to. But sbackup fails to connect to the specified host via ssh when it is run via sudo. It says ...
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2answers
2k views

Git does not ask for passphrase during pull/push in terminal

I'm trying to use git from the terminal in my Ubuntu 12.04 desktop. My repository is hosted in Github, and I have the a key for my desktop. Whenever I do either "git pull" or "git push," a dialog box ...
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1answer
2k views

gnome-keyring-daemon[16231]: unsupported key algorithm in certificate: 1.2.840.10045.2.1

Ok... so when I try to ssh into my hosting service's shell account, I cannot login. The problem seems to be the Gnome Keyring service not having a supported key algorithm, but I'm clueless as to how ...
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1answer
96 views

Is there any application on Ubuntu equivalent to fedora's 'Connect To'? [duplicate]

On Fedora 14 I use to use an app called 'Connect To' (I think it was default app) to make SSH connections. It was GUI based SSH connection tool. Now I have migrated to Ubuntu (11.10 to be precise). ...
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1answer
215 views

Do you need a shell program for Proxy Forwarding?

I am trying to set up a secure proxy for my work. This article suggests using SSH Tunnel + SOCKS Proxy Forwarding. Do I need to have access to a certain shell program on the server? I have bash, tcsh, ...
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1answer
690 views

Connecting to SSH/RDP/VNC through one machine?

I am asked to come up with a solution for connection to ssh, vnc and rdp services in company firewall/proxy via one box on DMZ. The task is to get users to connect to this one box and then to the ...
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1answer
979 views

logging ssh clients session [duplicate]

Possible Duplicate: Log SSH activity I need to implement a secure server to be the only source for connecting to routers and switches in the lan. The only task that that is getting me trouble ...
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1answer
1k views

Connect to MySQL on remote server from inside python script (DB API)

Very recently I have started to write python scripts that need to connect few databases on mySQL server. The problem is that when I work from office my script works fine but running a script from my ...
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1answer
400 views

where is the problem with port 22?

I want to connect with my university and use a cluster. I connect via vpn with university.Now i want to connect with the cluster with ssh protocol. I have the ip,so in a terminal i write "ssh ip" (of ...
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1answer
1k views

Cannot ping between computers, but I can connect (only one way though)

I am new using Linux, so I would really appreciate a simple as possible answer. I cannot ping between two computers, neither to nor from. I can ssh from one computer to another, but not the other way ...
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1answer
2k views

Cannot ping/ssh computers in LAN (including gateway) but can still access the internet

Hello people from AskUbuntu: As the title says, even though I can access the internet, for some reason, I can't ssh/ping computers in my LAN. In addition, only computers from outside the LAN can ssh ...
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204 views

UbuntuServer, graphics-card died, cant log in to use SSH/VNS

Okay, weird situation. I have a really old desktop and yesterday I decided to setup ubuntu-server as a home server on that thing. It has no onboard graphics. I installed gnome-desktop, so at the start ...
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1answer
1k views

Auto discovery of DAAP share through SSH tunnel

I got a remote machine (somewhere else on the internet) serving my music via DAAP through forked-daapd. I SSH to the remote machine, tunnelling remote port 3689 to local port 3689 (which is the ...
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1answer
697 views

Accessing Xubuntu GUI remotely on linode

I'm ssh'd as root into my linode server and have installed Xubuntu (for Ubuntu 10.04). Now I'd like to use it, but issuing starts brings about the fatal error no screens found. I've installed and run ...
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1answer
508 views

SSH ControlMaster Tunneling - WORKS (11) BROKEN (10 LTS)

My primary workstation runs the latest 11 workstation and my coworkers primary workstation runs the latest 10 LTS workstation. He said that ssh tunneling is not working with ControlMaster (CM) and ...
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1answer
724 views

GNOME Keyring not remembering auth for autosshfs

I am running Ubuntu 11.10 and using autosshfs, a per user SSHFS automount using user’s SSH config and keys. This works great except that Gnome Keyring isn't remembering the authentication and ...
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2answers
4k views

Putty works but ssh from terminal fails after SSH2_MSG_KEXINIT

I have had problems connecting with ssh through the terminal to different machines around my workplace and my home. The three last lines is (if I run ssh with -vvv): debug3: load_hostkeys: loaded 0 ...
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1answer
275 views

SSH Daemon readiness problem

I have an old laptop running as a server (It runs Ubuntu Natty). When I SSH into the box, it often takes a long time to log on, if it's been a while since last time I logged on. I suspect the reason ...
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191 views

What command runs when I SSH into a server?

When I SSH into a server, I see the MOTD then I am in BASH. What command is running that takes care of displaying the MOTD and then starts the shell?
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2answers
172 views

Text reverses on remote gnome session

I have two computers running 10.4 . The first machine is a wired desktop with sshd. The second is a wifi connected laptop with the ssh client. When I use my laptop to bring up a remote gnome ...
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1answer
1k views

How to test samba/afp configuration remote server?

I am using Ubuntu as desktop and server OS. When I am logged in to the server via SSH on the terminal to change the smb/afp configuration, I can only test the configuration from the server over ...
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15 views

How to redirect ssh logins to server's Docker containers

I'm planning a server for the students studying Linux and have some rules for this. All students will get the same server domain/port for SSH, and each own username/password(normal privilege). 4 ...
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11 views

How to keep VPN connection alive after ssh disconnects

I'm trying to download a large file on my vps which needs to be done using vpn. I use screen to keep wget process running after I close ssh connection to server, but the vpn connection will be lost as ...
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20 views

Is there a good way to ensure that I can still log into a machine even under heavy load?

I am considering increasing the priority of sshd by setting minimum niceness -20 via a nice stanza in the upstart script. Has anyone done this? Does it work? Has anyone done this and had problems? ...
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1answer
30 views

Unrecognized Service ssh when building from source

So I have a web server that is running 14.04LTS because that is the latest Ubuntu Distribution I can have through my VPS. I have been trying to install OpenSSH 7.2p2 via building the source code via ...
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1answer
18 views

Remotely log into multiple computers and run a python script

I am currently trying to set up network rendering with Blender using computers on different networks. I made a script that launches blender and connects to the host's computer. My problem is that I ...
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0answers
18 views

usb keyboard and network stooped working

I have an old pc running Ubuntu server 14.04 lts, it is used purely to run plex media server, yesterday i noticed an update was out for plex media server, so my routine is to login to my server using ...
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42 views

VNC Error: Xsession: unable to start X session: Help!

I have run into a bit of trouble whilst installing tightvnc server on my new VPS which is running ubuntu 14.04 As I am a linux newbie, I used this guide https://tjosm.com/47/setup-remote-desktop-...
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12 views

How to make a SSH connection if my proxy server doesn't allow connections at port 22?

My college internet uses a proxy server to provide internet to the students with a firewall which only allows connections at port 443 and port 80 and blocks others. I want to know is there anyway I ...
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14 views

Ssh not working on rpi3 [duplicate]

I downloaded ubuntu and written on sd card using win32 image writer. After that inserted imto rpi3 and booted. I was able to ping but not able to do ssh. Please suggest how to resolve this. I am ...
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23 views

What privileges should I give to a user who can access my SFTP but only reads them

I have a current root user which is able to do, well ROOT privileges on my SFTP running on Ubuntu LTS 12.04. I'm planning on adding a new user that can only read a specific directory inside my sftp. ...
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25 views

How do I pick a new name for a network interface?

Background I installed Ubuntu Server 16.04 inside Virtualbox 5.0.22. I'm attempting to set up SSH. I already have the SSH server installed on the guest, and am happy with the network interface set up ...
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30 views

Installing Xampp (or, Lampp) through SSH

I am pretty much new to the whole concept of Ubuntu and Linux as a whole. I've installed and had my server run php5 on my ubuntu 14.04 without problems as such. The issue arrise when I realised that I ...
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1answer
46 views

Linux restrict user to specific folder in var/www

My apache root /var/www/html/ contains the following folders. myapp test testapp I want to create a new user to access only testapp folder (read/write). Other folders shouldn't be read. I created ...
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40 views

Unable to run python script remotely through SSH on ubuntu 12.04 [closed]

I am trying to implement a networking model (functioning well on Ubuntu 14.04) on my system (Ubuntu 12.04), which involves connecting with nodes (machines) remotely and running python script on them. ...
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10 views

FTP Issues with 553 error: 14.04 on AWS running ISPConfig3

I have installed ISPConfig3 on an AWS server, using a 'Perfect Server' tutorial from HowToForge, and all seems well until I try and create a website. The server works, and a default config exists, but ...
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14 views

ssh to ipmi and logging data

I experienced the following situation, so if anyone can offer his/her help it will be appreciated. From a local server, I need to access the ipmi of remote servers, simultaneously. For that, I plan to ...
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1answer
45 views

Why does ssh-key work on one server but not on another?

I have the problem that an ssh-connection with public-private-key authentication is working on 10 servers perfectly, but not on another. The user is on all machines the same and the key-pair also. I ...
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0answers
15 views

How long should unattended-upgrades take?

I have ran sudo unattended-upgrades while SSH'd into a Ubuntu box forgetting the -d or -v flag, so it is almost entirely silent. My Ubuntu 14.04.3 LTS said that it had 175 security updates(!) and my ...
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29 views

l2tp gives error 410 on attempt to connect on VPN

I'm getting error 410 while trying to connect via L2TP. This error occurs very often, but sometimes I'm able to connect, which leads to a fact that I customized everything properly. I have Ubuntu 14....
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22 views

Allowing access from only a specific IP does not work

I would like to access port 22 (ssh) of a computer whose OS is Xubuntu 15 from a specific laptop with Windows 10 and external IP x.x.x.x using Putty via Internet (i.e., these computers are not in the ...
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34 views

Why is my ssh connection so slow?

There has been similar question been asked time ago, but has no answers. I noticed today that my connection with ssh to other computer on local network it was very slow. When typing in terminal the ...
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0answers
30 views

How to use lsof with SSH ControlPath?

I am extensively using SSH ControlPath and would like to use the lsof tool in order to check which process is keeping a ControlPath socket up and running. I am using OpenSSH_7.2p2 Ubuntu-4ubuntu1, ...
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1answer
22 views

rsync ssh sshpass server1 server2

I have created 2 servers, new to ssh sshpass s1 ip 192.168.1.245 s2 ip 192.168.1.76 wanted to copy files in s1>>/opt/files to s2>>/home/s2/backup objective: put 1 sentence in cron to do auto rsync i ...
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41 views

Significant delay on ssh connections, after password input

I want to complain about Ubuntu 14.04, being slow at SSH connections. And this is happening only on Ubuntu, I didn't notice that in Debian, in which the connection is instant! Problem: There is a a ...
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33 views

Why my ssh command operates on my local machine?

I installed three Ubuntu 16.04 on my VMWare virtual machine software,they are master,slave1,slave2. I have installed ssh software on the three machines, and I Generated RSA Keys according to the ...
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32 views

need help debugging server networking

I have a basic headless Ubuntu 14.04 setup with mythtv (with ethernet attached HDHR silicon dust ASTC receiver), mysql, apache, and ssh. Everything was had been running pretty well for a long time, ...
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23 views

Why ubuntu 14.04 ssh slow after cuda 7.5 install?

I am working with a laptop which has GeForce GTX 980M The laptop is running a newly installed copy of Ubuntu 14.04 server. After I installed Ubuntu, the laptop behaved well. It responded to ssh ...
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51 views

SSH “Read from socket failed: Connection reset by peer” on Ubuntu AWS AMI for 16.04 Xenial

I get Read from socket failed: Connection reset by peer when I ssh to an EC2 Instance running AMI ubuntu/images/hvm-ssd/ubuntu-xenial-16.04-amd64-server-20160516.1 in us-east-1 (ami id ami-13be557e). ...
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10 views

How to restore backup from one system to other system using SSH option in Deja-dup in ubuntu

I have taken backup using Deja-dup on system-1. And I moved backup folder in system-2(other system). If all data is lost from system-1 then how do I restore backup which is on system-2 using ssh ...