Tagged Questions

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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0
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0answers
18 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 ...
0
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2answers
38 views

Terminal Runs SSH Every Time

I have no idea how this happened. I was messing with SSH tunneling into my Raspberry Pi (with no problems) and since then, every time I open terminal on my Ubuntu machine, it tries to ssh into the ...
0
votes
0answers
23 views

Change chrooted sftp user default directory

I am using Ubuntu Server 14.04.1 LTS running openssh. I have set up sftp chroot for several users by editing sshd_config like below: add: Subsystem sftp internal-sftp Match Group sftp_users ...
0
votes
1answer
21 views

Setup openssh to start when the computer boots

I have a headless server and I was wondering if it is possible to start openssh without logging in. It would start without the need for a password, so I wouldn't have to plug in a monitor every time I ...
0
votes
2answers
45 views

how to connect from ubuntu pc to android in a secure way?

I connected to my ubuntu using juicessh android app through ssh, however I have concerns about security, what are the steps that you have to take to make sure that it is secure? can you copy the keys ...
4
votes
5answers
137 views

SFTP timeout but SSH works fine

I am unable to sftp (or scp) into my server setup but am able to ssh just fine. I am using key authentication for both. When I sftp it just hangs forever and doesn't give me the sftp prompt. Here is ...
0
votes
2answers
52 views

SSH from iPhone

I installed openssh server on Ubuntu 14.04. My machine name is called "machine" and my username is "machine" so that when I'm on a terminal it says "machine@machine". Question: When I try to connect ...
0
votes
1answer
31 views

Force ssh user to different shell through config

Is it possible in the openssh-server config, to force a subset of users to use a different shell than the one defined for them in /etc/passwd? Say that i, for example, want to confine all users ...
0
votes
1answer
22 views

SSH a Ubuntu Server with external ip

I have a Ubuntu server set up at my house and I am able to connect to it using SSH with its local IP. How can I connect to it from anywhere with its external ip?
0
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0answers
86 views

Trouble ssh connecting with Putty from windows to ubuntu

Hello all I've been looking all over this form for answers but I just can't seem to get it right. First time ubuntu user, and linux user for that matter. I have openssh-client and openssh-server ...
1
vote
2answers
62 views

OpenSSH - Restrict users to one or multiple folders

I want to know how I can restrict user access using OpenSSH Server. Let's say I want user 1 to only access /Media, /Documents, and his home folder, User 2 should only access /Folder21, and his ...
0
votes
1answer
91 views

OpenSSH/Git Problem under Ubuntu 14.04

I'm using Ubuntu 14.04 and am trying to clone a git repository via ssh. Unfortunately this does not work due to problems with openssh-client. In the beginning I was unable to connect to the SSH ...
1
vote
1answer
48 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. ...
0
votes
2answers
257 views

sshd daemon not running ubuntu 12.04

The sshd daemon is not running on my machine (Ubuntu 12.04). I have repeatedly re-installed the openssh server and rebooted. I get no output to this command: ps -A | grep sshd Any help would be ...
0
votes
0answers
38 views

How to setup a Multi User NAS

I want to setup a multi-user NAS, With an administrator, and have that admin have the ability to add users to the NAS. Users Are likely to be using mainstream platforms. So I plan for them to use ...
2
votes
1answer
37 views

timeout during ssh connection

I have an ubuntu pc in my office. I can use this computer through teamviewer. But I not use ssh connection. This is my office computer: donbeo@donbeo-OptiPlex-790:~$ sudo service ssh status ...
0
votes
1answer
79 views

cannot ssh via inadyn and freedns

I am having trouble getting ssh to work with a dynamic IP address. I have two laptops, one host and one guest. I have ssh set up on the host and I can ssh in from the guest as long as I know the ...
0
votes
0answers
44 views

File ownership in FTP client displays ID instead of name

Today I'm setting up my first VPS – Ubuntu 14.04 on Digital Ocean. The set up shows owner and group id instead of name. It's not FTP client's settings. It happens only for my new VPS sever. Maybe ...
1
vote
0answers
32 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 ...
0
votes
1answer
121 views

SSH to user from external network says permission denied, works fine from internal network

Okay, I have Openstack installed on a server. I can SSH to the openstack server I have set port forwarding on that server I can ssh to the instance using private AND public(floating) IPs when done ...
0
votes
4answers
265 views

SSH onto new Ubuntu 14.04 server

This is my first server I have set up and I used ubuntu 14.04 to run it. I opted not to use the server install because the regular ubuntu was easier to setup. Now I wanted to make the server ...
1
vote
0answers
37 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 ...
1
vote
3answers
45 views

Is there a way to send my IP packets to say node “r” inside network A from a node “y” in network B via SSH?

I have two networks A and B consisting of linux nodes and I want to communicate between the two via SSH: Both networks are separated by the internet. Network A is behind a firewall, and allows only ...
0
votes
2answers
134 views

Installing openssh-server on a virtual machine

I am unable to install openssh-server on an Ubuntu 13.10 virtual machine. Here is the command I used and it's output: sudo apt-get install openssh-server [sudo] password for mohamed: Reading package ...
0
votes
0answers
3k views

ssh -> Permission denied (Publickey, Password) Error Ubuntu 12.04

Problem: When ssh from Machine A to Machine B and vice versa I get a Permission denied (Publickey, Password). Machine configurations Machine A: Ubuntu 12.04, IP address 192.168.1.100 Machine B: ...
3
votes
1answer
2k views

What causes SSH problems after rebooting a 14.04 server?

Why does rebooting a server running Ubuntu 14.04 give me 'Connection refused' errors? I see ssh: connect to host <IP-address-here> port 22: Connection refused but only for 14.04 and only after ...
0
votes
0answers
185 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 ...
1
vote
1answer
169 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 ...
0
votes
0answers
165 views

Can local Ubuntu Server display GUI app from remote desktop?

Local machine: Ubuntu Server 12.04 LTS, 32 bits Remote machine: Ubuntu Desktop 12.04 LTS, 32 bits Is it possible to launch Firefox or any other GUI-based applications on the remote desktop machine ...
1
vote
1answer
117 views

SSH access failure from Ubuntu to Windows XP FreeSSHd [closed]

I installed 2 VMs on VirtualBox. VM 1: Windows XP with FreeSSHd and PuTTY installed.IP address: 10.0.0.2 VM 2: Ubuntu 12.04 LTS Server Edition with OpenSSH installed.IP address: 10.0.0.3 From VM ...
1
vote
0answers
767 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 ...
2
votes
0answers
88 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 ...
1
vote
1answer
821 views

Can not install openssh server

sudo apt-get install openssh-server I got this error: Err mirror://mirrors.ubuntu.com/mirrors.txt/ precise-updates/main openssh-server i386 1:5.9p1-5ubuntu1.4 No mirror file ...
2
votes
1answer
749 views

Can SSH with IP but not host name?

When I SSH directly to the server's IP address, it works. (ssh [email protected]) For reference, here is the resulting prompt: michael@noranetserver:~$ However ssh-ing by name doesn't work like ...
1
vote
3answers
2k views

Update OpenSSH Server in 12.04?

I'm having hard time updating openssh-server in ubuntu 12.04, I stupidly downloaded .deb file for 14.04 and of course it didn't work :/ I've tried sudo apt-get -f install, it just removed my openssh ...
2
votes
0answers
368 views

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 ...
2
votes
2answers
285 views

Unable to connect via SSH: port 22 error

I have two machines connected via the Ethernet cable. One machine is running Mac OS X , the other Ubuntu (13.10). I am currently able to connect to the Mac via SSH. However when I try login in on the ...
-2
votes
2answers
7k views

How to install openssh-server, tcsh, autofs and ypbind on Ubuntu 14.04 Desktop version?

How to install openssh-server, tcsh, autofs and ypbind on Ubuntu 14.04 Desktop version? I'd like to modify the source.list to use apt-get for similar packages. They are all in trusty/main or ...
12
votes
2answers
16k views

What does 'without password' mean in sshd_config file?

I just installed Ubuntu 14.04 on my server and I was setting up all my config files when I came across this in my sshd_config file: # Authentication: LoginGraceTime 120 PermitRootLogin ...
4
votes
1answer
251 views

Why do I've two entries per server in known_hosts file?

On my mac I've 1 entry per server in the ~/.ssh/known_hosts file, in Ubuntu I noticed there are two created per server. Why is that? Format is: |1|wwwwwwwwwwwwwww=|wwwwwwwwww= ecdsa-sha2-nistp256 ...
8
votes
1answer
171 views

How do I re-issue OpenSSL snakeoil cert?

In light of the recent heartbleed fiasco and whatnot I too have been scrambling to up security on some servers. My question is how do I reissue the Snakeoil cert that comes with Openssl? The cert ...
1
vote
0answers
375 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 ...
1
vote
1answer
2k views

ssh working so slow

Whenever I start my local ssh login I have to wait for seconds to write a complete command. Even "ls" is taking so much time. I am using it wireless with two of my linux laptops and connecting to my ...
2
votes
2answers
252 views

X11 forwarding in SSH

How to run X11 GUI applications from a remote server using SSH? For example: my first desktop 192.168.1.1 my second desktop IP 192.168.1.12 I 'm sshing from my first desktop to the second and i ...
0
votes
0answers
153 views

why are SSH_TTY and SSH_CONNECTION variables empty?

I know that upon a successful connection, OpenSSH sets several environment variables. SSH_CONNECTION shows the address of the client, the outgoing port on the client, the address of the server and ...
0
votes
0answers
43 views

Unable to login to Ubuntu server via ssh

[jithin@Landing000 ~]$ ssh -vvv -i xxxxxxxx.pem [email protected] OpenSSH_4.3p2, OpenSSL 0.9.8e-fips-rhel5 01 Jul 2008 debug1: Reading configuration data /etc/ssh/ssh_config debug1: Applying ...
0
votes
1answer
61 views

Please clarify: Using SFTP on LAN for development

After so many years of working with FTP on Ubuntu, I'm now confused. I read on many docs that FTP is insecure and that SFTP or SSH is the best way to go. But here's what I want to do... We are a ...
0
votes
1answer
638 views

Cannot access Ubuntu Server 13.10 remotely after server reboot [duplicate]

I've encountered a weird problem imo, and none of my co-workers have no idea why this keeps happening. First of, I've built a little server machine for beta testing of my upcoming software & ...
4
votes
2answers
32k views

How to set up Ubuntu SFTP server?

I would like to know how to set up root, sudo, sftp-only user accounts which won't be required public key authentication at log in. I would also like to know how to set up sftp-only users' home ...
0
votes
1answer
571 views

Setting Passwordless ssh when a home directory is shared with NFS

I have two nodes (master and slave) where the home directory of the master is shared via NFS with the slave node. I have created an ssh key and used 'ssh-copy-id' to add the public key to ...