OpenSSH (OpenBSD Secure Shell) is a set of computer programs providing encrypted communication sessions over a computer network using the SSH protocol.

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Where does openssh-server get the “Last Login” information from?

Where does openssh-server get the "Last Login" information from? I recently logged in remotely from a Windows machine using SSH Secure Shell 3.2.9 and the reported last login was from a network ...
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798 views

ssh connections to Ubuntu are intermittent

I'm trying to use ssh to connect from a Mac to Ubuntu 12.04. I get "Connection reset by peer." Try again and I get "port 22: Connection refused." Keep trying and I get password prompt. Enter password ...
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Unable to connect to my remote Ubuntu system using SSH

I want to connect to my remote PC running on Ubuntu 12.10 using SSH. But when I try ssh my_username@my_current_ip, I get this error: ssh: connect to host 117...** port 22: Connection timed out I ...
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1answer
63 views

SSH connection timed out externally, but works internally

Recently I tried to set my Ubuntu 14.04 desktop computer (I will call it "computer A") as a ssh server so I could access it remotely from my laptop (I will call it "computer B"). I installed openssh-...
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68 views

ssh:permission denied,please try again

I am having two laptops both having ubuntu 14.04 LTS and they have wireless connection. When I try to access other system,it says permission denied,try again.What to do? The following after I type ...
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34 views

Unable to use apt-get on Ubuntu 12.04 Virtual Machine

My ubuntu was working just fine but today it has started giving me problems. I am not able to use apt-get. there is some openssh dependency issue. I tried to solve by reading forums but I could not ...
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397 views

Disable login prompt through SSH when no key is present

I've set OpenSSH server with private/public keys, with password login disabled. I was wondering if there was a way to not even show the 'login:' prompt when someone without a key tries to connect. ...
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1k views

Imported OpenSSH keys are saved in Gnome2 keyring, not OpenSSH

I have run into a frustrating issue, that I am sure will be a snap to solve. When importing an openssh key via the "Passwords & Keys" (seahorse) program, it simply places it within the "Gnome2 ...
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670 views

MySQL SSH Connection Setup

I want to connect to a MySQL db (running Ubuntu 14.04) with my Mac (running Mavericks). I will be connecting remote- home to work. How do I setup the ssh connection on MySQL workbench? Also, where do ...
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796 views

Ubuntu corrupted log files

It seems that all my log folders located in /var/log are turning into files. For example, if I try to tail /var/log/apache2.log it will say "no such file or directory" I can see it in the file ...
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3k views

How to setup SFTP with Chrooted for Groups

After many trials and errors trying to setup a working sftp server for multiple groups with chrooted directory I decided to share what finally worked for me. I am a novice 2 months into Ubuntu so ...
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326 views

What's the meaning of: /dev/rdisk0s1 and /dev/rdisk0s2s1?

I'm trying to use SSH to make a disk image by using DD on an iPod. And I'm using this commands: ssh root@192.168.1.100 dd if=/dev/rdisk0s1 bs=1M | dd of=iphone-root.img ssh root@192.168.1.100 dd if=...
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how can i acces website on linux server?

I have installed ntopng in my linux server and ntopng has web interface. But linux server doesn't and i want to connect my linux server somehow to my other computer in the same network which has ...
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1answer
80 views

OpenSSH index out of bounds when trying to connect

I am trying to connect to a SSH server that is out of my control with the following command: ssh -v user@12.34.56.78 -p 12345 Previously, this command works on Ubuntu 14.04 with OpenSSH version 6.6....
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369 views

OpenSSH : Putty won't work with Ubuntu server 16.04

We use Putty to access our Linux servers from our windows workstations... Today we created new servers with Ubuntu server 16.04 and installed openssh with tasksel (as allways). When we try to ...
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7k views

Can't change ssh port (Trusty 14.04)

I've been trying to change my ssh port without success and none of the suggestions I've found did the trick for me. I'm on Trusty 14.04 at Rackspace (upgraded from Precise). This is the sequence of ...
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560 views

Can't ssh into my home PC remotely

I have a computer at home running on 14.04. I would like to be able to send jobs to that computer (I will call it server) from my laptop (running on 15.04) and share files between the two. I am able ...
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239 views

Ubuntu server 14.04 quotations marks display wrong

When ever the character ' is displayed in my terminal it displays as â. I have never had this with the previous versions of Ubuntu. For example: rm: cannot remove â/etc/init.d/novncâ: No such file ...
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How to deal with “Errors were found while checking the disk drive for /” in a server?

It seems a little stupid for a operating system this behavior in a SERVER operating system. The problem is very simple to replicate on Ubuntu Server: just change the date back in time and then reboot ...
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163 views

SFTP with Chrooted directory project

First thank you very much for all your post. I am completely new to Ubuntu and the Unix world and have found almost all the answers I needed except how to properly setup and sftp server with chrooted ...
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42 views

Log in to ssh slow for one user, but not another

I'm running a server at home with Ubuntu 14.04. I have two users on the machine, say user1 and user2, each able to ssh into the box. While user1 logs in very quickly, user2 takes about 20 seconds to ...
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39 views

gedit not opening any file when launched from terminal, not only system files

My gedit application is working as normal when I launch it from launch menu and I can do all the kind of things. However when I go to terminal and issue the following command: gedit text1 Then I ...
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How to use one machine as master in a cluster

I made a cluster using CSSH contains 10 machines in a network inclusive the machine that I use (currently opened machine) and the IP addresses are stored in /etc/clusters , after I opened them using: ...
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141 views

SSH client on Ubuntu 15.10 is not working with public key

I am trying to ssh from my Ubuntu machine to other SSH servers, and also to itself but it is not working with the public key - it always prompts for a password. verbose output from ssh client debug1:...
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187 views

openssh version 6.9+ upstart problems

I'm on trusty (14.04.2 LTS). current version of openssh=6.6 (OpenSSH_6.6.1p1 Ubuntu-2ubuntu2.3, OpenSSL 1.0.1f 6 Jan 2014) Was told to upgrade to openssh=6.9 or greater. Why does the ssh daemon now ...
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229 views

How to set environment variable for sshd

I have Ubuntu server 14.04 on a server with openssl version 1.0.1f and openssh version 6.6. In my openssl.cnf I have subjectAltName=${ENV::ALTNAME} so that I can set subjectAltName on the commandline ...
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106 views

SSH outside the local network

I have Ubuntu 14.04 LTS installed on a Toshiba Satellite L655. I've recently installed an SSH server on the machine and it works fine when connecting to it using 192.168.1.3 but when I try that using ...
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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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556 views

After reboot, ssh refuses connection

I've never touched sshd_config, all ports open (22, 80, 443), ssh status says ssh server is running. I had all working before reboot perfect, now it´s all dead and I can't enter site, neither using ...
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67 views

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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136 views

sshd_config file is being overwritten on reboot

I need an AWS server to accept password authentication and whenever I remove the hash and set PasswordAuthentication yes After reboot or create image and launch a new instance, the # is added back ...
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60 views

ssh, problem with headless device

I have Ubuntu 14.04 installed on a headless device. Since the last update and shutdown it is not possible to connect via ssh anymore. nmap shows the machine is up and in the network, all ports are ...
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731 views

Cannot install Openssh-server or client

When I go to install, I get this error: sudo apt-get install openssh-server Reading package lists... Done Building dependency tree Reading state information... Done Some packages could ...
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897 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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SSH Over Internal 10.42.0.1 IP?

Ubuntu 16 on both devices. The host machine running my ssh server is using a VPN. I created a wifi hotspot with a second adapter that shares my VPN IP with anyone connected to the hotspot. Now I'm ...
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45 views

Can't clone porject from bitbucket & github

I can't clone projets and I don't know why... I reinstalled ubuntu this morning, generated a public key with ssh-keygen and added my public key ~/.ssh/id_rsa.pub to bitbucket and github... EDIT 2 - ...
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48 views

SSH permission denied from Linux Ubuntu to Windows using keys

I am a beginner in hadoop, and I am trying to set-up hadoop cluster in fully distribution mode. My master is windows and my slave machine is Linux running on VM. I have created SSH keys and in both ...
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84 views

SSH client is not working on ubuntu 15.10

SSH client showing error $ssh user@IP address ssh: connect to host 53.37.119.147 port 22: Connection timed out After checking the SSH status it shows the error $ sudo service ssh status ● ssh....
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I have a problem with my sftp server

OpenSSH_6.6.1, OpenSSL 1.0.1f 6 Jan 2014 debug1: Reading configuration data /etc/ssh/ssh_config debug1: /etc/ssh/ssh_config line 19: Applying options for * debug2: ssh_connect: needpriv 0 debug1: ...
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91 views

Error running parallel code ubuntu server: ssh-askpass not found

I have ubuntu 14.04 server with PBS queue system. I'm trying to run a parallel code (I only have the binaries). The code exits and this is one of the messages: ssh_askpass: exec(/usr/libexec/openssh/...
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37 views

Create openssh connection over direct ethernet connection

I'm trying to set up an ssh conncection with openssh and putty. I attached an ethernet cable from the device to my pc . The device doesn't have internet conncetion. Now I would like to directly ...
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133 views

need to apply unstable security patch for ssh (1:6.6p1-2ubuntu1) on 14.04

I am running ubuntu 14.04 as a proxy server. It has failed PCI scan due to CVE-2014-2653. I see there is a patch for this, but it is listed as unstable. I'm not sure how to apply this patch to the ...
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110 views

Setup gateway server for SSH over HTTPS?

I'm on host x, and I want to connect to <ommitted>.compute.amazonaws.com via host z. $ sudo nmap -sS <ommitted>.amazonaws.com Starting Nmap 6.47 ( http://nmap.org ) at 2015-10-21 17:39 ...
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37 views

Disable openssh password for some application

I am running an application which transfer file to other PC but every time i have to enter ssh login password which i had disabled by generating a key between the two PC. I don't want to enter ...
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29 views

How do I configure OpenSSH to deliver the server's environment and paths to the connecting session?

I've just installed an OpenSSH server through apt-get. Immediately, I noticed that when connecting through SSH I don't have the same paths enabled as I do when I am physically using the server machine....
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353 views

How to use bind address for ssh port forwarding?

I want to forward my port 2222 on localhost to remote host's port 2223 on the address 127.0.0.2. I am trying to bind the address 127.0.0.2 with this command: ssh -R [127.0.0.2]:2223:localhost:2222 ...
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204 views

Problems connecting Putty SSH to Ubuntu openssh-server

Just installed a clean copy of Ubuntu 14.04 Desktop (amd64) onto a Dell precision T5400. Installed the openssh-server and tried to connect from Windows with Putty. Sometime the connection works for a ...
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169 views

SFTP / openssh logging with chrooted users

I just tried to follow the steps from this thread: http://ubuntuforums.org/showthread.php?t=2081637 For some reason, it does not work. I tried to follow exactly those steps, but the log file is not ...
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432 views

Something wrong in 14.04 LTS with ssh when no password is authorized by remote server

After loosing days for a solution (including here), I will ask more expert people about a way to connect a new desktop ubuntu 14.04.LTS to some ubuntu 14.04 LTS servers accessible only by using a ...