Tagged Questions

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

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1answer
24 views

Access to Ubuntu Server 12.04 offline

How to login in Ubuntu Server when server is offline? After start booting ubuntu screen show nothing (refresh rate is out of range). I try Ctrl + Alt + F1 and other and I still have not access to my ...
3
votes
1answer
311 views

How do I pass complicated shell commands over SSH to be executed remotely? Mine throw syntax errors or get interpreted locally!

I have a command like this which tells me if a system has a disk that's getting full (>=70% full): if [[ -n df -PTh|column -t|awk '{print $6 $7}'|awk -F"%" '{printf "%-9s %-5s\n",$1,$2}'|grep -v -e ...
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2answers
1k views

Accessing an SSH server after disabling SSH password authentication for root

When updating a server from 12.04 to 14.04, a wrong press of ENTER lead me to disable SSH password authentication for root (One of the options it mentions while updating through SSH). The whole update ...
0
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1answer
92 views

SSH “Permission Denied (Public Key)” Automatically re-occuring problem

I have a headless server with (until recently) working SSH and public key auth. I deactivated passwords and had a problem resembling the one in this thread, ie. upon SSH-ing into my server I get: ...
1
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2answers
294 views

Ubuntu server network autoconfigure failed

I'm novoice Ubuntu server user. Im using Virtualbox to install Ubuntu Server 13.10 While installation process i got message Network Auto Configuration failed I selected Continue Now my server ...
3
votes
1answer
81 views

How to properly invoke motd for SSH connections with PAM disabled

I have configured a nice motd message that shows me lots of relevant infos when I login to my VPS via SSH. As password authentication is disabled in sshd_config I would also prefer to disable PAM as ...
0
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0answers
80 views

MySecureShell SFTP “Authentication Failed”

I am trying to connect to my SFTP server (Configured with MySecureShell), but keep getting the response "Authentication Failed". The username and password is correct. I created an SFTP group: ...
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3answers
445 views

How to remove offending key in git when you try to push your chanes?

I've done tons of search and tested different solutions, but gain no success! When I want to push my codes, I receive the following error: Warning: the ECDSA host key for 'git.mywebsite.ir' ...
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1answer
76 views

ssh-copy-id ubuntu: permission denied after deleting .ssh

Few weeks ago I generated my SSH keys, registered my public key to the server etc etc. Everything went perfect. Now I wanted to generate an other couple of SSH keys on another machine (on ubuntu) and ...
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0answers
73 views

SSH Tunneling in Ubuntu

I previously have been using Bitvise in Windows to do tunneling with SSH. But now I try to tunnel in Ubuntu with SSH with PAC, terminal, and putty, but I get this message: ...
0
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1answer
1k views

Cannot connect to my local ubuntu file server with SSH SFTP or Samba

I have a Ubuntu Desktop install [Ubuntu 14.04] that I am using as a server for my movies and photos so I can always be backing up via CrashPlan. I have this server setup with SSH and Samba so I can ...
1
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2answers
1k views

how to install the iso file of ubuntu 14.04 into VirtualBox in means of command line, which is installed in the linux server from windows using putty

This situation is somewhat complicated! I use win7 os and I have to work on the Linux server by the SSH client, PuTTY. Right now I have installed the VirtualBox into the Linux server in means of ...
0
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1answer
71 views

Nautilus multihop ssh

I would like to use the nautilus (or any other usable GUI file manager) to work on Virtual machine. This VM is running on a remote server, and I can't reach it via ssh from my computer, I have to ...
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0answers
48 views

Permission denied (publickey,password): How to remove a password from an embedded device

I am trying to connect to an embedded device of mine through ssh. It's a FOX G20 V board. But I am having a hard time connecting because it always asks me for a password (it didn't used to before). ...
0
votes
1answer
156 views

PROBLEM :: Enable SSH for hadoop with new key

I followed michael noll's tutorial for installing hadoop, I created hadoop user as 'hduser' and generated key, but I am stuck in here, when i try to enable ssh access with generated key by using, ...
1
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2answers
191 views

Attempting to setup Ubuntu 12.04 SSH Server: -bash: /etc/hostname: Permission denied

Attempting to setup an SSH-server running Ubuntu 12.04. Went to "HowToForge" to scout for potentially advanced or knowledgeable advice upon how to accomplish this, then I ended up running into a ...
2
votes
1answer
82 views

Running app from the SDK to a nexus 4 phone produces ssh_exchange_identification: Connection closed by remote host error

I have before successfully run apps on this device from the SDK. Now the SDK is giving me an error: [10:27:08] Started /usr/share/qtcreator/ubuntu/scripts/qtc_device_run_app [10:27:09] ...
0
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1answer
40 views

How to get SSH Login Address on Linux Terminal while working on many tabs [closed]

This will be very helpfull while working on multiple SSH session at a time
2
votes
2answers
231 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 ...
1
vote
1answer
8k views

SSH Permission denied (public key), but root ssh works

I'm trying to setup ssh access for a user account that I created with chef on a digital ocean ubuntu 12.04 server. I had the options set in digital ocean to automatically copy my mac's ssh key when ...
0
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0answers
33 views

SSH keys: How to start from scratch without reinstalling anything

I already have SSH functioning well with my server, to achieve this I have made edits to sshd_config and imported keys to my server. I am now planning to rejig my security, and would like to ...
0
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0answers
81 views

unable to connect local server with ssh?

i'm using ubuntu 13.04 64-bit. when i'm trying to connect with the local server it gives me following message and asking paasword even though it is configured with server. ...
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0answers
11 views

Is there a way so show mounted servers in the Unity launcher

I connect to several servers, which when mounted show up under network in Nautilus, however they don't show up in the Unity launcher. Is there a way to make them show up there just like the normal ...
0
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0answers
14 views

Cannot scp/rsync into live cd [duplicate]

I'm trying to scp into a box running 12.04 32bit livecd. The machines are connected to same switch & can ping each other just fine. I use the usual args, eg- scp -rp ...
0
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0answers
314 views

Cannot ssh my server after reboot

I have a linux server at my mom's house that I access through ssh from my house. It has been working fine until I rebooted it tonight; I actually rebooted it twice and it went fine and after the ...
0
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0answers
36 views

How to change operating system to Ubuntu on a VPS?

Apparently Zimbra is supported and recommended for Ubuntu 12.04. Unfortunately my OS of choice, Debian is not officially supported. So in order to upgrade and hence patch the much needed security ...
3
votes
2answers
1k views

ssh -L (error: bind: Address already in use)

Pretty simple, I know that this has happened to me before. Couldn't find a good answer on AU. I was running an ssh session with ports bound: ssh -L 3000:<server_name>:22 I just lost my ...
3
votes
1answer
211 views

Tens of thousands of failed/denied SSH login attempts [closed]

Recently a few friends and I came up with an idea for an app. To facilitate the creation of it, we set up LAMP on an Ubuntu Server 12.04. This box is running from my home. We've set up 3 user ...
0
votes
1answer
729 views

sudo: ruby: command not found after ssh

I'm working with ec2 instances and was trying to execute a ruby script on another instance after ssh to that instance. I have a ruby script which updates configuration files, so i need to run that ...
1
vote
1answer
210 views

How do I save an SSH key passphrase for an unattended process?

I've created passphrase protected RSA key. The public key is installed on remote server in authorized_keys in the user's .ssh directory. From requesting server, I can SSH into the remote server ...
2
votes
2answers
31 views

unable to add new netowrk location

so, i'm new to Linux, and Ubuntu as well... i have been freed recently... I am enjoying Ubuntu so much... until the day i wanted to sync my iphone. I tried with Rhythmbox and amarok, Didn't work. So ...
4
votes
1answer
214 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 ...
3
votes
1answer
357 views

Can't bootstrap with Juju due to “ error back from server: 401 UNAUTHORIZED”

I have this little MAAS with only one node ready to deploy (ubuntu 12.04 Precise pangolin)... I was trying to set up the Juju enviroment but i continously get this error $ juju bootstrap Bootstrap ...
1
vote
1answer
633 views

Unsupported Locale setting

Whenever I log in to my Ubuntu 12.10 server via SSH, I see: https://bugs.launchpad.net/command-not-found/+filebug Please include the following information with the report: command-not-found version: ...
1
vote
1answer
423 views

Copy folders (not one file) using SSH ubuntu? [duplicate]

I am trying to copy a folder to remote Ubuntu server using command line ssh connection, i understand it's doable to transfer a file using scp but i have many files in a folder iam trying to copy to ...
0
votes
0answers
31 views

Changes in remote dropbox files via ssh does not actualize local files

I have an officePC (ubuntu 12.04 LTS) which I access from homePC (ubuntu 12.04 LTS) through ssh and I change some remote files in a dropbox folder, but the local dropbox folder doesnt mirror the ...
0
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0answers
40 views

Cannot ssh after upgrading to 12.04

I upgraded through ssh a system from 10.04 to 12.04. After the necessary restart I cannot ssh to the system (permission denied). Nothing went wrong during the upgrade process and I don't have physical ...
0
votes
1answer
63 views

how to leave a process running in backgroun on a terminal [duplicate]

I am running some simulation through a server. I usually login in the server using ssh command from the shell of my laptop. then I run emacs in terminal mode and with it I start some python ...
0
votes
1answer
39 views

Set up SSH on vps

I've basically locked myself out of my vps. There's nothing on it, so there's not too much worry, but I really want to know how to fix the problem. I've locked myself out by disabling root access, ...
0
votes
0answers
34 views

When do I set the password to unlock a private SSH key?

I'm trying to set up SSH with bitbucket but failing. I generate my keys, add my public key to the repositry, load my keys, I try to push to the origin and I get a pop up saying: 'Enter password to ...
0
votes
0answers
87 views

Missing password-asking dialog popup on session via VNC-SSH

I've almost got to have a remote Ubuntu Desktop working exactly as id it was a local session, but still can't solve a little issue wich is driving me crazy. I have a remote machine with Ubuntu ...
2
votes
1answer
780 views

Does KuaiPan Cloud Service provide encryption and how does it manage privacy?

Looking for an alternative to UbuntuOne, I found that the official Chinese distro, Ubuntu Kylin, has announced a cloud service from Kingsoft KuaiPan, with its own "customed app". This sync client is ...
1
vote
0answers
31 views

Non privileged user launch SSH?

My server got hacked, and as a result the server guys decided that my apache user would be one called 'nonpriv' which has no privileges at all. Before that happened, I had a user that run apache ...
0
votes
1answer
106 views

Getting permission denied error

I have written one bash script and it is run on the background, inside this script I have use the following command: sshpass -p prakash123 ssh -t -p $1 prakash@localhost './update_script.sh > ...
0
votes
0answers
293 views

SSH connection closed by remote host

Hello so I'm fairly new to ubuntu. I've been trying to connect to my university's cluster using the ssh name@hostname command and after waiting for around 5 minutes I get notified that the connection ...
0
votes
1answer
56 views

ssh key login to vps woes

I recently created a vps for web hosting purposes. Everything was going fine until I decided that it's time to add another account and disable root authentication. I added a new user to the sudoers ...
0
votes
1answer
46 views

block remote access via IP (or allowing access only from known IPs)

I see a link on blocking remote access Blocking Remote Login, which sets #ListenAddress in /etc/ssh/sshd_config. But I would like to block a bunch of IPs, such as those listed in ...
1
vote
0answers
96 views

log history of sftp [closed]

The /var/log/auth.log does not seem to contain what commands an user used after an sftp connection. Do anyone know where to find the commands issued after an sftp connection? One of my computers was ...
0
votes
1answer
592 views

SSH copy ID failed

Where should be an error? Local PC is Ubuntu. command: ssh-copy-id user@example.com result: /usr/bin/ssh-copy-id: INFO: attempting to log in with the new key(s), to filter out any that are ...
0
votes
1answer
57 views

Problem to start ssh automatic

My Ubuntu 12.10 don't start ssh automatic when I boot it. So when I use this after I restart my system appear Booting system without full network configuration and I can't use ssh for external ...