SSH, otherwise known as "Secure Shell", is a method for securely connecting to a remote computer.
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96 views
What do these lines in the UFW logfile mean?
These lines are repeated several times, first one at the time when remote ssh connection with the machine is lost (mac address is the address of eth used for Internet connection)
Mar 24 21:20:32 ...
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343 views
Why can't Ubuntu access my Raspberry Pi across LAN?
Okay, I recently got a Raspberry Pi, and I got it connected to my Wi-Fi - I enabled the SSH and installed Hiawatha, and I could access it just fine from my Desktop, which was running Puppy Linux at ...
2
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0answers
66 views
A Linux container can use an authorized_keys file outside my home directory, but ephemeral containers based on it can't. Why?
In Ubuntu 12.10, I've created an LXC of type 'ubuntu' using the lxc-create utility. I then create ephemeral containers based on this container using the lxc-start-ephemeral utility, and I need to ...
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0answers
140 views
SSH Tunneling Suddenly Not Working
I have a home PC running Ubuntu 12.10.
In order to make sure that my data isn't being monitored in public, I had in the past used a subscription VPN service.
I decided to research alternatives and I ...
2
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0answers
315 views
SSH Connection time out
Whenever I try to SSH my VPS account it says:
SSH connection time out during banner exchange.
I want to know the reason behind this problem and a solution. My VPS is running Ubuntu 12.04 Server ...
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0answers
26 views
How can I let somone over ssh have access to pulseaudio?
I recently had a really good post here where I was able to figure out how to setup virtualgl and use it with X11 forwarding in ssh. I am using it to make a kind of multiseat setup. I only have one ...
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106 views
Cannot SSHFS mount user home directory
I am attempting to setup a centralized home-directory server through sshfs and pam-mount.
Currently I am stuck at this point:
When attempting to mount the remote home directory sshfs just gets ...
1
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0answers
14 views
Server running on ESX can ping outside and inside but cannot be pinged (or ssh) from the inside
Have identical vm's that do not have this problem
Those identical machines are the only machines that can actually ping and ssh to this certain box.
Disabled firewall
Added new nic that was e1000 and ...
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53 views
SSH vs SMB vs NFS for GUI file transfer
I am using Ubuntu 12.04 on many computers at my school (I am a teacher and the head tech dude). I use Clonezilla to massively clone desktops and laptops. I want to easily share the disk images ...
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76 views
Confused keys in ubuntu 13.04
I recently installed Ubuntu 13.04, and i add my ssh key to my github account, like always i did. I didn't had any problem to access to my own reports, i could clone my reports, etc... But today, maybe ...
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0answers
73 views
How do I copy files with SCP to /var/www?
I need to copy files from my computer to my server's folders in /var/www so they are uploaded to my cloud. Here's what I try to do:
I open my computer's terminal and type:
scp ...
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0answers
37 views
Install git on ubuntu with lamp
i have Ubuntu 12.10 on my server and i need lamp on it, i want to use git on it - which i'm new to -... so I've read This article about how to install git , it says that i should have public ssh key ...
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46 views
who is scping your ssh server
Just you can run w to find who is sshing into your server, how can you find out who is scping into an Ubuntu laptop?
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31 views
How to run openmpi on virtualbox with 3 PCs through SSH?
I have 3 PCs with Vista, running Ubuntu through Virtualbox on them. I have installed openmpi and ssh on them, they are connected via ethernet. The IP addresses are all 10.0.2.15. And I can ping with ...
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96 views
Ubuntu 12.04 SSH works from terminal, but not from GNOME
I have two Ubuntu boxes set up: one running 12.04 Server and one running the standard desktop version of 12.04.
I can ssh into my server computer from my desktop using terminal (using ssh ...
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30 views
wireless network instability with large file transfers after upgrade to 12.04
I have Ubuntu 12.04 running on a PC at home. I use it to store files, manage git repos, and back up my remote servers.
Everything was running great while I was running Ubuntu 11. Now, the connection ...
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63 views
SSH Tunnel printing questions
I connect to my Office PC (my business) via SSH from my Home PC. Both Machines run 12.04 LTS. I ran SSH into the Office PC and use RDP. I have a Brother MFC-7860DW (connected to the Router via ...
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208 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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0answers
68 views
Why does sshpass not work on ARM?
I am trying to use the sshpass command to automate installation of software on remote systems. It was installed using sudo apt-get install sshpass
Trying on my PC, using sshpass -e to provide a ...
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0answers
32 views
Suspending the current ssh connection
I'm new to Ubuntu and trying to learn ssh connections. I learned trick to suspend the current SSH connection and come back to localhost using:
~ + Ctrl-Z
When I press Shift+~, I suppose that the ~ ...
1
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0answers
38 views
What “Uniform SSH access to cluster hosts” means?
To setup a hadoop cluster following the path A (automated way) in the cloudera manager installation guide, it is required a
'Uniform SSH access to cluster hosts on the same port from Cloudera ...
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0answers
59 views
ssh client times out to some servers, works on others
I have a strange problem and I'm not sure where to begin. My ssh client works on some servers but times out on others.
Obviously, I checked that the servers are accessible via ssh from other ...
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0answers
177 views
How to find out what is blocking a port
I have 3 machines:
Machine A - local network
Machine B - local network
Machine C - external network
Local network has a dynamic IP and Dyndns is set up to forward it.
I have ssh on Machine B ...
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0answers
257 views
Suddenly cannot SSH into server from LAN, but can from outside LAN?
This is the weirdest problem I've ever had with trying to ssh into a server. Suddenly I can't ssh from my workstation to the server on the LAN. I can do so just fine from home, however. ...
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0answers
45 views
How to detect “ghost” X sessions?
The trouble is that, sometimes, the X session stay open after that the user is disconnected (such as when the network link is disconnected)
It occurs in many ways, such as via ltsp or via ...
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0answers
256 views
Postgresql server doesn't listen
I just recently install PostgreSQL on our server via SSH. The installation went successful, until the time I tried to connect to it using pgAdmin on my Windows machine. I received this kind of error:
...
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56 views
Sync User Data on Server with individual Ubuntu One accounts
I have just setup an Ubuntu Repo Server and a users server in our lab and I hope to find out a way to sync all their data in their individual home folders to their respective Ubuntu One accounts. The ...
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155 views
Ubuntu Server on MacBook 1,1: vbetool dpms on/off stops working after a few minutes
I disassembled my black MacBook 1,1 CoreDuo and installed ubuntu server 12.04 on it.
Using ssh I can use the vbetool dams command to switch the LCD screen on and off remotely.
But this only works for ...
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0answers
8 views
Where do ltsp user accounts need to reside?
I've looked at the fan club ltsp install articles, but I cannot tell if the user accounts for my ltsp users need to reside only on the ltsp image. I believe that is the case, and I've added them ...
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0answers
22 views
Cannot view User Accounts on Linux Ubuntu 12.04
I am working on a fresh install of Linux Ubuntu 12.04 and for some reason I cannot seem to access the User Accounts. Through terminal I am able to establish ssh connection to the root account and to ...
0
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0answers
67 views
problem with nautilus using sftp in ubuntu 13.04
I'm accesing a ssh server with Nautilus and if I leave it without activity for a while and I try ti acces again to any folder, It doesnt respond at all until I unmount it... I think nautilus doesn't ...
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0answers
33 views
Git SSH authentication
First of all I would like to know in Ubuntu 12.04 how ssh authenticates key (like which files are referred for the public key).
Say for an example I have a user name gitolite I want to provide SSH ...
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0answers
15 views
How to DRP through ssh tunnel
So I have the following set up.
Note : Direct DRP wont work due to port forwarding and network reasons.
ClinetSystem | RemoteServer | VMinRemoteServer
what I am trying to do is create an SSH tunnel ...
0
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0answers
40 views
13.04 No sound while running applications as seperate user
Firstly I have to say I'm really enjoying Ubuntu 13.04, many changes seem subtle but overall it seems to be a much improved experience over 12.10. Most notably the snappy gui responsivity is awesome.
...
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0answers
77 views
SSH/ SCP connection “Network is unreachable”
I have a problem with connecting to server via ssh. Everything was OK and I was connecting to server many times but today when i try connecting to server to send file using MC the program show me ...
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0answers
18 views
'w' command not showing users list when not root ('who' does)
I have multiple users logged on my server (ubuntu 12.10), with ssh. None of them has root privileges.
If I then log in with my admin account and type (without sudoing)
admin1@server:~$ w
the ...
0
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0answers
23 views
Offline remote management tool
Do you know of any tools that support the remote management of a Linux desktop, without requiring online access?
I known of "online" alternatives and use them quite extensively (SSH and, for live ...
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0answers
13 views
Font alias for remote X server connection
I am connecting to remote server to launch an X application (qmon).
After I type ssh myserver -X and launch the application, I get the following error:
Warning: Cannot convert string ...
0
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0answers
13 views
Two RSA keys for the same computer?
Is it possible to have multiple RSA keys for the same host (ip address)?
Can I just add the same ip address (host) twice with two different keys in the known_hosts file?
Or is there a proper ...
0
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0answers
14 views
ssh -Y to Mac from Ubuntu
I'm trying to use gnuplot on a MAC server by logging from my Ubuntu 10.04. I use command ssh -Y user@server to remotely access the MAC server. When I give a command for plotting, the graph appears on ...
0
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0answers
42 views
XVNC, X11RDP, SSH no longer able to login
I've had my Ubuntu 12.10 Server up and running for just over 2 months now and all was working well until I started to fiddle a little. I wanted to be able to login from my Windows 7/8 computers via ...
0
votes
0answers
31 views
How to make my upgraded Ubuntu boot again (with what seems a correct Grub)?
After upgrading Ubuntu from versions 11.10 to 12.04, my server won't boot anymore.
I suspected it was a Grub issue so I enabled my provider's recovery mode to log in and fix Grub. Somewhat like this:
...
0
votes
0answers
23 views
Multiple remote sites bandwidth usage monitoring tools and how to install them
I am new to Ubuntu, I just installed it and I was trying to install and run Cacti in order to monitor bandwidth usage in four of my remote sites. I tend to have issues with the configuration of # ...
0
votes
0answers
30 views
How can I preform a full disk encryption and be able to decrypt via ssh after install?
So I already installed Ubuntu on a Netbook I have, I have the system set up as a wifi router and I was planning on setting up other services as well. I did not set up disk encryption during install ...
0
votes
0answers
18 views
SSH login wakes spun-down storage drives
I'm running 12.04 on a home server/HTPC, and have several storage drives which spin down using values set in /etc/hdparm.conf.
Sometimes, logging in via ssh causes some or all of the drives to wake ...
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0answers
34 views
Unable to access SSH anymore since i've installed Samba
Everything was working just fine. Then i've installed Samba to be able to use our ubuntu server to backup data from Windows computers on our network. Now i'm not able anymore to connect thru SSH, ...
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0answers
109 views
server unexpectedly closed network connection
I am not able to connect Ubuntu Server from Windows 8 via Putty... When I tried to connect it I got this Error,
"Server unexpectedly closed network connection"
Please help me to solve this issue...
...
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0answers
53 views
How to setup a file sharing service from ubuntu server over the net?
I have Ubuntu server edition that I ssh form on my mac and windows computers. I would like to know if there is any service I can install on my server that allows me to save and access my files from ...
0
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0answers
37 views
Ubuntu freezing during generating locales
I'm trying to install airtime on vps with ubuntu (both 10 and 12) os.
But when it received
Generating locales
Generating locales...
it comes to crashed.I can connect to ssh during it hardly and ...
0
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0answers
39 views
Unable to execute run command in terminal; run: command not found
i tried to run the following command as user1@server1.com:-
run "server_name" 'ls -lt /home/nextag/live' and it gave the following error:- -bash: run: command not found
server1 is a jump server for ...
