4
votes
0answers
56 views

how to install ubuntu on a computer without using a monitor? [duplicate]

I have a computer but with no available screen, how can I install Ubuntu server on it using a laptop I have, I can't format the hard drive in another computer and buying a new monitor is not an option ...
0
votes
0answers
22 views

ubuntu vm on open nebula doesn't se internet connection

I have some problem with ubuntu and open nebula. I'm trying to setup one installation of ubuntu on open nebula. Start from this assumption: my machine as an i7 with 16 GB of ram and runs ubuntu ...
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
67 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 ...
1
vote
0answers
31 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 ...
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 ...
1
vote
1answer
34 views

how to give user server name instead of ip when connecting through SSH?

I have a virtualbox on which I have installed ubuntu 12.04. My host computer is Mac OS (mavericks). I did a SSH key copy to my remote (which is ubuntu server and I call it myubuntu). when I did ssh ...
1
vote
3answers
39 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
1answer
61 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
0answers
16 views

How to do one click VPN, mount, and SSH

I do accessing to my uni shared files a lot and I need SSH to run commands at the uni server, and before I am able to mount I need to first access the uni VPN. I was trying to write a shell batch to ...
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
vote
0answers
33 views

Connecting to Ubuntu host not possible

I have an Ubuntu-Host which is connected via wlan (and for testing to wired net) to a local net. This Ubuntu-Host is not reachable via network by any other clients on the same network. But: If I do a ...
0
votes
0answers
94 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
56 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
174 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
1answer
76 views

14.04 - VPN established but ssh kills it

I have 14.04 LTS installed on my laptop (VMWare image) and I establish a VPN connection to my home. All that works fine, but when I want to use ssh on my laptop the VPN connection dies immediately. ...
1
vote
1answer
39 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
3answers
87 views

Error message; [IP]in-addr.arpa has no PTR record: [duplicate]

I'm trying to figure out how to find the hostnames of computers on the LAN network. I put in the known address of a computer, but I'm getting an error I don't understand. ...
2
votes
1answer
32 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
0answers
260 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 ...
2
votes
1answer
160 views

Trouble using ssh and Avahi

Solved: make sure that libnss-mdns is installed! I'm having trouble using SSH'ing from my netbook to my desktop using a .local hostname. Every so often, I have to reset the router I use, which resets ...
2
votes
1answer
62 views

Can't get server to respond to SSH

I am the admin of a private server and I'm pretty new to administration. SSH was working fine until I upgraded to 14.04. Something went wrong with the upgrade so I downgraded to 13.04. Now SSH doesn't ...
0
votes
0answers
54 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
votes
1answer
563 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 ...
0
votes
1answer
44 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 ...
0
votes
0answers
39 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. ...
0
votes
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
votes
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 ...
2
votes
2answers
258 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 ...
0
votes
0answers
107 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
37 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 ...
0
votes
1answer
45 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 ...
1
vote
1answer
93 views

how can I make my ubuntu machine discoverable by name for ssh from other linux machines?

I cannot ssh to my ubuntu laptop by host name from other linux machines on the network. My ubuntu laptop is a member of the corporate domain and can see all the other network computers. I can putty ...
0
votes
0answers
39 views

Remote desktop to window 7 and its VM (Is it possible)

I have a question related to remote desktop from windows 7 to a ubuntu server Computer 1: Windows 7 installed + ubuntu server installed inside a virtual box Computer 2: Windows 7 What I want to ...
0
votes
0answers
124 views

Permission denied (publickey,password) when connecting to computers with LAN

I have two computers in my local network behind my belkin router in my home. Both are running Ubuntu 12.04. I want to use secure copy to transfer a file from one computer to the other. Unfortunately, ...
2
votes
2answers
701 views

How can I connect to remote windows domain knowing gateway hostname and domain name?

I have received credentials for my University's network machine (Ubuntu yay!) that I have ssh access to. I would like to connect to it but first I need to connect through a gateway that I have ...
0
votes
1answer
29 views

can't reconnect via ssh

Pretty sure I'm doing it wrong, but I'm not at home right now and while using an ssh connection to my computer, my connection closed and I can't reconnect. I'm about 90% positive that my computer shut ...
0
votes
1answer
476 views

Can curl localhost, but can't access port 80 from LAN

I can't find an answer to this question anywhere. I have ssh access set up, and can tunnel into my server. When on the server, I can curl localhost and get a response: curl localhost However, when ...
0
votes
2answers
617 views

Unable to execute command start-all.sh in Hadoop

GUYS I'm using this tutorial How to install Hadoop? I mean the one made by Luis Alvarado in one of the comments .. So I'm on Ubuntu 13.10 64bit Hadoop version is 2.2.0 Actually I'm a total newbie ...
1
vote
1answer
198 views

I can't access my Windows machine with xfreerdp

My desktop machine is running Windows 7, and my laptop is running Ubuntu 13.10 (saucy). I installed xfreerdp on the laptop, and on the desktop I allowed remote access. I setup port forwarding on my ...
0
votes
0answers
455 views

Cannot connect to university computer via ssh over a VPN connection to my uni. network?

I need to VPN for happen a ssh connection to my uni. server. Both computer powered by Ubuntu 13.10. I am able to establish VPN connection to the network but ssh connection does not repond and gives ...
1
vote
1answer
823 views

How to ssh from windows to my ubuntu machine in the local network

When I'm trying to ssh to my local ubuntu server from the gitbash on my windows machine Im getting this error: $ ssh 192.168.1.11 ssh: connect to host 192.168.1.11 port 22: Bad file number Other ...
0
votes
3answers
62 views

make mistake in setting IP

I have a device that has Linux Ubuntu OS. I use SSH for connecting to it. my Linux version is like below when typed cat /proc/version command: Linux version 3.2.40-g996c4d7-dirty ...
1
vote
1answer
263 views

Ubuntu Server can access the internet, but I can't connect to it on the local network

I have an old 32-bit laptop running Ubuntu Server 12.04. It's connected to my Wifi, and it's always worked perfectly fine - I've been able to SSH into it and stuff. After a reboot about a day ago, ...
0
votes
3answers
64 views

IP address has incomplete MAC

I have a case of clients on my LAN losing its MAC address. This seems to happen randomly to clients even though they had both an IP address and MAC addresses (when "arp") during the initial boot up. ...
0
votes
1answer
68 views

How to instantiate SSH session between computers in two networks?

I have the following home network: Ubuntu 12.04.4 -> Router 1 -> Router 2 -> Ubuntu 12.04.2 I am able to make SSH connections if the machines are in one local area network as follows: ...
0
votes
1answer
12k views

Putty fatal error: Network error: connection refused (ubunty server) [closed]

I applied the below mention code to my server and after few mins i tried to re-connect to the PUTTY then its started showing me this error Putty fatal error: Network error: connection refused (ubunty ...
2
votes
1answer
62 views

SSH key exchange “knowledge” problem

This question may sound a duplicate, but I am confident it is not. I'm playing around a VM with Ubuntu 12.0.4LTS to learn something and my Mac OS 10.9, establishing an SSH connection as per my ...
1
vote
3answers
202 views

Restarting network over ssh causes hang

I'm running this: ssh root@192.168.88.88 '/etc/init.d/networking restart' It works and outputs the results, but never returns. Yet other commands do. Maybe because the network goes down (as ...