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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2
votes
1answer
510 views

ssh permission denied in terminal but not inNautilus

I have two Ubuntu machines on the same network. I installed openssh-server and client. When I try to connect through the terminal I get the following message: "Permission denied, please try again" . ...
16
votes
6answers
57k views

passwordless ssh not working

I've tried to setup a password-less ssh b/w A to B and B to A as well. Generated the public and private key using ssh-keygen -trsa on both the machines. Used the ssh-copy-id utility to copy the ...
6
votes
2answers
48k views

SSH Connection Error: No route to host

There are three machines in this scenario: Desktop A : user@1.23.x.x Laptop A : user@1.23.y.y Machine B : user@192.168.z.z All the machines have Ubuntu 11.04 (Desktop A is a 64bit one) and have ...
3
votes
1answer
3k views

SSH problem after update

Setting up openssh-server (1:5.3p1-3ubuntu7) ... Creating SSH2 RSA key; this may take some time ... Creating SSH2 DSA key; this may take some time ... start: Job failed to start Can't initialize ssh, ...
20
votes
2answers
43k views

How do I configure a new Ubuntu installation to accept ssh connections?

I just installed Ubuntu 11.04 (in a VM). How do I set it up to allow me to ssh into it? (Right now I get "ssh: connect to host x.x.x.x port 22: Operation timed out".)
1
vote
1answer
254 views

fail2ban doesn't match anything

I'm working on a new build of my FTP server and I can't get the ssh part of fail2ban to match anything. Manually checking with the regex command shows nothing. Pam and proftpd are working fine, just ...
2
votes
1answer
879 views

How to test plymouth via virtual machine?

I am trying to edit my splash screen but its really annoying to restart the computer everytime just to find out it doesn't even work. i read on an article that I can do a virtual machine via ssh but I ...
0
votes
1answer
809 views

My SSH tunnels get interrupted because the host machine falls asleep. Bug or Feature?

My gnome-power preference is set to automatically sleep after 30 minutes of inactivity. Apparently it thinks that a ssh connection is not a valid reason to keep it alive. Is this a feature or a bug? I ...
1
vote
3answers
4k views

How do I build openssh from source?

I try install OPENssh ./configure checking for openssl/opensslv.h... no configure: error: * OpenSSL headers missing any idea?
34
votes
3answers
24k views

Does ssh key need to be named id_rsa?

I have come across this problem a couple of times when creating build servers with keyed authentication. I was wondering if anyone else has experience this. I have a couple of keys for my current ...
26
votes
10answers
200k views

How to solve 'Connection refused' errors in SSH connection?

I have an Ubuntu Server 10.10 32-bit in my home. I'm making SSH connections to it from my PC via Putty. The problem is, sometimes I'm able to login seamlessly. However, sometimes it gives me an error ...
7
votes
1answer
5k views

NX/SSH remote access with Remmina

After many days and a lot of frustration, I managed to get freenx to work on my home server. I can connect to it with nomachine's linux client, but I want to use Remmina for this purpose. The problem ...
3
votes
2answers
3k views

How do I install FreeNX server so that it works correctly?

I've tried every single possible way of installing the server now, I've read every how to available and I still can't get it to work. Please let me know in which step I do wrong. I'm using ubuntu ...
1
vote
3answers
800 views

How to avoid openSSH showing authentication popup?

When pushing a bzr repo to another server, I need to type an openSSH password. After I typed it, an openSSH popup appears, and requires the password again. Any way to avoid this?
1
vote
2answers
567 views

Priority for HTTP over SSH on server

My file server on the internet runs OpenSSH, where users upload and download files using scp or WinSCP. At the same time, the server runs some web applications (http), which need higher priority. Is ...
2
votes
2answers
552 views

SSH Key problem

I want to setup my home server to use ssh keys but when I follow the tutorial on https://help.ubuntu.com/10.04/serverguide/C/openssh-server.html for setting up ssh keys I get this: Bad port 'umask ...
43
votes
5answers
42k views

Is it possible to remove a particular host key from SSH's known_hosts file?

Is it possible to remove a particular host key from SSH's known_hosts file? I usually end up deleting the entire known_hosts file, which I have no problems with doing, but just out of curiosity, is ...
9
votes
2answers
3k views

How to enter the Default Keyring password via the command line?

Is there a way to enter the default keyring password using the command line? For instance: You have a remote setup of Ubuntu 10.10 thats set to auto login. You don't want to remove the keyring ...
2
votes
2answers
1k views

Can't connect to desktop via ssh

Trying to setup a remote ssh file server (sftp) I've done it before but for some reason with ubuntu 10.10 I cannot connect to the assigned ssh port. I setup the sshd_config file to listen on a ...
3
votes
1answer
305 views

Losing SSH connection when exiting from the main console login

I have installed openssh-server from Synaptics, as usual, on a brand new Ubuntu Desktop computer, 10.10, with all updates and patches implemented. If I have the local console logged in, I can SSH to ...