2
votes
0answers
23 views

Refused connection of ssh

I installed openssh on my new Ubuntu14.04 server, turned on ssh, and enjoyed it after I finished installation. Every thing was fine; however, after just one night, I was blocked when using putty as ...
0
votes
1answer
17 views

How can I configure a second SSH key + user for a single server?

I have a SSH key which is passphrase-protected. Authentication to the server is by SSH key only, password authentication is disabled. Both the server and my desktop run Ubuntu 14.04 and authentication ...
0
votes
1answer
48 views

root must be setuid root [duplicate]

I accidentally ran this command chmod -R 755 /usr/bin on my remote server [Ubuntu 12.04.3 LTS], and I don't have the root password. When I run sudo it gives me sudo: must be setuid root, This is the ...
0
votes
0answers
23 views

xinit fails on Ubuntu Server 14.04 LTS

I need to run on my server application with GUI. The only way to connect to the server is via SSH. So what I have already have done is sudo apt-get install xosview xosview is simple program with ...
0
votes
0answers
19 views

Mount NFS drive fails. Portmapper problem?

I have a server and node connected via ethernet. They both run Ubuntu 12.04. I share a file with nfs from the server but cannot mount it on the node. Here is some more info. node1@node1:~$ sudo ...
0
votes
4answers
34 views

SSH remote command execute stays without disconnect when finished execute?

I am trying to build a script/command that will restart our Asterisk/Elastix service on our PBX. The script is basically using simple command with auto log-in public key that run from Ubuntu ...
0
votes
0answers
9 views

Accessing a process after closing the consol

Basically I am using Ubuntu to run a minecraft server via a VPS and I’m using putty to control it. once I have started my server and everything is running, I’m in control of the server console, just ...
0
votes
1answer
39 views

permission denied for root@localhost for ssh connection

I just installed Ubuntu 14.04 and LAMP on that. Then, I wanted to configure my server, so tried out This tutorial. When I give the command: ssh root@localhost I get : Permission denied, please try ...
1
vote
0answers
16 views

Server Upgrade an 'end-of-life' Server from ISO over SSH

I have read that it is possible to upgrade ubuntu from an ISO image, but would the same be possible from a remote location over SSH? After mounting the ISO, what command would I use to upgrade? I ask ...
2
votes
1answer
31 views

scp error in ubuntu 12.04

When I'm connecting to server from my local desktop - it is connecting. When I'm using scp over port 22 - have timeout. I'm using following commands to connect via SSH: ssh -p 22 ...
0
votes
1answer
49 views

suddenly can't SSH (connection refused), sshd service not recognized

I have Ubuntu running on an old desktop as a local file server, and it's been working fine for the last three months without me ever needing to touch it, however today I wanted to change some ...
0
votes
0answers
23 views

SSH issue - No Route to Host

I have a server I use on my network for downloads from untrusted sources. It's on a DMZ with no allowed outbound connections to my internal LAN. It also hosts a web front end by which I initiate and ...
5
votes
2answers
68 views

Cannot SSH from outside LAN despite port forwarding seems fine

Running Ubuntu 12.04, I've set up the OpenSSH server. I can connect from within LAN, but not from outside. I am using the same sshd_config file as on my other Ubuntu 12.04 machines (that sit in a ...
2
votes
1answer
16 views

Natulius “Connect to server”

i used to manage the remote servers connection with the bookmarks options. Since 14.04 the connections i used is saved in a popup window - how do i edit them? also - if there is a better way of ...
1
vote
1answer
44 views

SSH remote commands very slow after migrating from 12.10 to 14.04 on EC2

I had a number of 12.10 machines running on EC2 and provisioned them using scripts built around: ssh scp rsync Now I have replaced most of my 12.10 machines with 14.04 machine and am finding that ...
1
vote
1answer
36 views

How do I set up SFTP file access logging for OpenSSH?

I have an SFTP setup using the built-in sftp-subsystem of OpenSSH with chrooted users. In the old days when I used to use FTP, I was able to see what files were accessed by users in the logs. How do ...
0
votes
0answers
29 views

Can SSH into target Ubuntu machine fine on target's boot, but later the connection attempt times out on the client

I have two computers in the house, one is Ubuntu running OpenSSH-server, the other is either a VM Ubuntu with an openssh client or putty on windows. When I boot up the server machine I can SSH into ...
0
votes
0answers
19 views

Can Nautilus open two SSH connections simultaneously?

I am using Nautilus to connect to two remote servers (A and B) via SSH protocol. I can connect to a single server by opening the File > Connect to Server dialog. I enter my details and everything ...
0
votes
1answer
40 views

Reboot / shutdown log

On a 12.04 server, I have random reboot issues with my dedicated server, that I can only resolve through ssh. Sometimes (usually after applying important security updates), I issue a reboot through ...
0
votes
0answers
18 views

Ubuntu doesn't recognize samp server files

Well, I took a free vps at vps.me....I logged into the ssh, downloaded SA-MP 0.3z server files, extracted went to samp03 and chmoded all to 777...I have changed rcon pw server name...When I type ...
1
vote
0answers
65 views

cannot use visual mode GUI through ssh -XY <ip_address>

I am using ubuntu 12.04, and I am trying to ssh to log into a remote server which is also running ubuntu 12.04. I am using "ssh -X ". I can log into the remote server smoothly, but cannot use the ...
2
votes
1answer
226 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
1answer
25 views

Server asking for password even after adding ssh keys

This was working fine but not sure suddenly stopped working. I have added my id_rsa.pub key of localhost to authorized_keys of .ssh folder on server. When I try to login to server (running ubuntu ...
0
votes
1answer
63 views

Setup my ssh server, can't connect remotely

I installed openssh-server. I am able to ssh into the server via my ehternet local network, I can ssh from the local host. I have set up port forwarding on my router. I have run 'sudo ufw allow ...
1
vote
0answers
34 views

Moved a VBox guest to a physical host; network is up, but OpenSSH is not. Why?

I've come a cross an issue I really don't understand. I wanted to install Ubuntu Server on a headless box I have. The desktop sits right next to it, and adding and removing disks are very easy, so I ...
0
votes
1answer
28 views

ssh pair key authentication problem

I have a problem with public and private key authentication. I do this steps and then, public-key based doesn't work. 1- generate a pair of private and public key (RSA) using the following command: ...
0
votes
0answers
10 views

Access from a remote server after changing permissions

I have Ubuntu on a linux server remotely hosted using Amazon Web Services. I can normally access is using winscp and a private key I have saved on my Windows computer. However, trying to add data ...
2
votes
1answer
98 views

Run Gparted over SSH

I am using a laptop with Ubuntu 14.04 and I started building a Samba server at home I am using Ubuntu-Server 14.04 for this machine. I use Webmin and SSH (depending on the job) to configure my ...
0
votes
1answer
19 views

Transfer a ssh session between the same physical devices from one network to another

My server has 2 IP addresses via two networks. Due to some restrictions,my client will be able to access only one of the network at a time. Hence, I want a way to transfer a live ssh session with all ...
-1
votes
1answer
246 views

Problem with hadoop start-dfs.sh

I installed and configured hadoop on my Ubuntu 14.04 server, virtualized inside of hyper-v, however I am getting an issue when i run start-dfs.sh root@sUbuntu01:/var/log# start-dfs.sh 14/06/04 ...
0
votes
0answers
67 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
2answers
30 views

Enable to connect to remote server using ssh but i can connect one remote server

When I am connecting to remote server using ip address, I can connect to 192.168.12.141, but I cannot connect to any another remote server. Example: 192.168.12.12, 13, 18 etc... How can I get ...
0
votes
1answer
28 views

display custom message on failed ssh server login

Is it possible to show a custom message only to users which failed to login into an openssh server? successful login > no message failed login > display message
0
votes
0answers
56 views

Best/Cannonical Way to set up ssh-agent on Ubuntu Server?

Unlike Ubuntu Desktop, Ubuntu Server does not come with ssh-agent pre-installed and conveniently set up and running. I see plenty of suggestions on the net how to do it, but is there a best ...
0
votes
0answers
96 views

problems establishing ssh connection

since two days I am facing a really weird problem. I have receantly installed ubuntu server 14.04 LTS on a workstation. It has a fix IP address, which I can successfully ping from other computers in ...
0
votes
1answer
57 views

Trying to set up a social networking website need help! [closed]

I need help. I am trying to set up a social networking website at home just a small local website for right now. I am doing everything on my own. I turned my old 2009 HP desktop into a server, Ubuntu ...
0
votes
1answer
176 views

Can't ssh into server, connection refused

I can't ssh into my server. The server is on a private network administrated by me. Ubuntu is version 14.04. This started when I changed to a wired ethernet card. The client is MobaXTerm (latest) ...
0
votes
0answers
13 views

remote install ubuntu server back to start?

I got a Ubuntu server where i have root access, i do not have access to it physically. There was a lot of random stuff on it when i got it. How can i install it back to clean, as it was in the ...
1
vote
1answer
40 views

SSH behind a NAT enabled router

I have a netgear router, and i installed openssh, now when i try ssh deadman@192.168.0.4 My ssh works fine and i am able to enter to the ssh terminal But when i try it with a remote terminal like ...
1
vote
1answer
60 views

SSH Login Display

So I enabled the banner which displays a nice ascii art text for me. Once I enter my password, some system stats come up, my last login info, and this is where the server tells me if there are ...
2
votes
1answer
33 views

Host to Host SSH Tunnel

I want to create a full SSH tunnel between two Ubuntu 12.04 servers, (I found out about SSHuttle but because of a bug in the handling of file descriptors it will crash under high load) very much like ...
2
votes
1answer
53 views

Can SSH with IP but not host name?

When I SSH directly to the server's IP address, it works. (ssh michael@10.1.10.129) For reference, here is the resulting prompt: michael@noranetserver:~$ However ssh-ing by name doesn't work like ...
0
votes
0answers
46 views

Access ubuntu server over VPN

I have remote server(ubuntu server). I access remote server by ssh as ssh root@IP_OF_SERVER, then I have setup a webapp running in server and access it by IP_OF_SERVER:80. Every thing is working fine. ...
0
votes
0answers
26 views

How to setup an ubuntu VM running in windows azure to be connected to via ssh from 2 or more computers

I have an ubuntu VM hosted on Azure. When creating the VM, I was prompted to add a pem ssh key for authentication when I want to ssh to the VM. However, How do I set up this VM so that my other ...
2
votes
4answers
56 views

Protection For rm

I sometimes work with my server over ssh. I don't want to lose anything because of an accidental rm. Is there a way of creating a trashbin for my server? I know it sounds stupid, but I just want to ...
0
votes
1answer
198 views

Openssh-server error E: Sub-process /usr/bin/dpkg returned an error code (1)

trying to install openssh-server on my system i got this following errors: root@user-desktop:/home/user# sudo apt-get install openssh-server Reading package lists... Done Building dependency tree ...
2
votes
0answers
270 views

Not pinging with host-name and can't ssh using hostname [duplicate]

I have setuped a DNS server in Centos6.5 and its working with every client machines other than ubuntu, now i have issue with ubuntu While im trying to ping from desktop machine to DNS server as ping ...
9
votes
3answers
1k views

Is someone trying to hack into my server? What can I do?

A few weeks ago I posted a question here about some ssh issues I was having with an Ubuntu 12.04 box. Fast forward to today and I am trying to allow someone else access to the machine, but they keep ...
0
votes
1answer
169 views

Deluge headless not working at all

So i've created a home ubuntu server. Installed Ubuntu server 14.04 Selected install samba, mysql, lamp server, openssh server Now I am able to get onto the machine via SSH. *note: have not set a ...
2
votes
1answer
34 views

take changes in file sshd_config file without server reboot

I change configuration in file /etc/ssh/sshd_config but got effect only after reboot server. How to take changes without rebooting server?