Secure Shell or SSH is a network protocol that allows data to be exchanged using a secure channel between two networked devices.

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Two keys in ~/.ssh directory

I originally had a DSA public key in my ~/.ssh directory on my server id_dsa.pub. The corresponding private key id_dsa is stored on my local machine. I then generated an RSA key pair directly inside ...
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Vagrant ssh fails — after cloning the box with vagrant package

i've set up a first Vagrant box for python dev that works very well. I can vagrant ssh in that original box without issue. Trouble start when i try to create a copy of that box (with vagrant ...
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12 views

SSH to computer behind a NAT via binding to its specific network adapter

Is there an SSH client that can be bound to a specific network card with dynamic IP? Or a way to bind an SSH client to a network card like ForceBindIP but also permit it to see localhost? Or any ...
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14 views

Serve MJPG image stream from reverse ssh tunnel

Background I am working on a project that involves 2 servers. Server A is a VPS running Ubuntu 14.04 with a public IP address. Server B is running a MJPG service on port 8080 and does not have a ...
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24 views

ssh connection between two local computer

I'm trying to establish an ssh connection between my personal computers, connected with LAN and Wi-fi to different networks. Let's call them computer A, with Ubuntu 14.04.2 LTS, connected with LAN, ...
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24 views

Cannot connect to a Macintosh computer on the same network via hostname. Works with IP address

I’m trying to connect two Machintosh computers using SSH via their hostname. Both computers are running Mac OS X Yosemite 10.10.2. And both computers connected via a Telus branded Actiontec T1200H ...
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16 views

sshd accepts any password for any account on OS X

I have a newly installed, stock, OSX 10.9.5 iMac system on which I enabled remote logins (ssh) in Sys Prefs. That works, but with a weird twist: users ssh’ing in can type in any password (or even a ...
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11 views

Mouse works erratically/intermittently over remote SSH

I work remotely sometimes. I’ll use Vim inside a Screen session, over SSH. I use the mouse in Vim. Sometimes the mouse breaks. One of these things happens: Random characters get inserted into my ...
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28 views

Display Windows application via SSH X11 on Linux

Is possible to Run SSH server on Windows then make X11 connection forwarding enabled from Linux to this Windows and display Windows application on Linux?
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26 views

Connecting via SSH to machine without SSH server running OR how to reuse existing ssh conenction reverse

Let's say I have two machines: A and B. A has installed SSH server and client B has installed only SSH client Connection between both machines is working I know that I can issue following command ...
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1answer
24 views

tmux / screen ctrl+arrow (left right) doesn't work on SSH

I've configured tmux to skip words on Ctrl+right / left : set-window-option -g xterm-keys on It works just fine, but as I do SSH, it doesn't work and prints ;5D or ;5C.. The same issue occurred ...
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1answer
15 views

How to switch user with pre-configured credentials in SSH Terminal after logging in as standard user

I am talking about authentication without needing user intervention like specifying password and username in the command file so that user don't need to input anything to switch user. For example: ...
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18 views

How to save password for SSH and load on every startup of machine

I have automated the pageant to load the private encrypted key on system startup but it still asks for the password. How do I automate that also?
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1answer
19 views

Can't sudo because password is disabled

So, in my attempt to prevent the default ubuntu user from logging in, and to prevent the default sudo user me from logging in with a password, and thus enforcing to use the private key, I managed to ...
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18 views

Cannot use computer on local network as host for anything through wlan

I have a computer hooked up to my home network via a PCI wifi adapter in my computer. I can connect to the internet successfully and my computer is visible when I check my router's configuration site ...
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16 views

clipboard between osx and linux over ssh

My dream: From my osx machine I ssh to a linux machine and can copy paste with a commandline application like xclip or pbcopy, and then be able to use it on my host machine. Example input (mac)$ ...
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1answer
32 views

Determine when reboot required after patching from the command line?

After ssh'ing into a box and using yum or apt-get to patch, I would like to determine when a reboot is required. It would be incredibly helpful to know so we can schedule a reboot in a maintenance ...
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5 views

scp/rsync through a SSH gateway using authorized_keys

My Network layout is similar to the diagram in this post (SCP through SSH gateway connection). With respect to the answer by Ash Vince in that post, I am would like to know if it is possible to ...
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45 views
+100

Forward traffic/packets through server (proxy/tunneling)

I have two networks: My local network (192.168.1.0/24) IPTV network (10.0.0.0/8) My current configuration of network is a little bit different as you could expect, but I can't change that since my ...
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2answers
22 views

Is there a way to make an ssh session act like a local terminal session?

Some of the commands I run want to be run from the X11 display. examples: I have to specify the display to run anything with xset. I can't run vbetool remotely (no display switch). Starting any ...
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21 views

What are the ssh-keygen -D and -U parameters for? How are they used with smartcards?

The ssh-keygen manpage lists the following two parameters: -D reader = Download the RSA public key stored in the smartcard in reader. -U reader = Upload an existing RSA private key into the ...
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13 views

-L flag eqivalent in windows Netstat?

I'm trying to set up a tor node following http://sickbits.net/creating-a-personal-privoxytorproxy-ec2-instance/ using ubuntu 14.4 lts on ec2. I've gotten to: $ ssh ubuntu@ec2-blah.amazonaws.com -i ...
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16 views

Accessing a virtual machine outside a network

I've set up a virtual machine (using VMware, running linux mint, also had another one running RHEL 5). Now in the coming future, I'd like to develop a project which would involve remotely accessing ...
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9 views

Route all traffic via established (preferably SSH) tunnel

In our company we are using some kind of VPN to access our internal network. The Procedure is following (this works only on company's notebook with installed all security features): 1. Open web ...
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5 views

Can't remote into desktop via ssvnc

I have recently acquired a new workstation, which I have running Ubuntu Server 14.10. Ultimately, I'd like to have remote access to said workstation from anywhere with internet access. At the ...
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124 views

How can I keep SSH sessions alive when the IP changes when switching between Wi-Fi and Ethernet?

In Mac OS X Yosemite, I want to be able to create a virtual interface with a Static IP that’s tied to both my Ethernet and Wi-Fi interfaces, so that when I undock my laptop, I don’t lose my SSH ...
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19 views

Ask for SSH key password every time

I am trying to set up 2 factor authentication to SSH in some of our servers and I would like to prompt for password EVERYTIME you are trying to access it. I could set up a password on my key doing ...
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9 views

Mount client files with an SSH connection from Windows to Linux

I am currently using Putty to connect from a Windows 7 computer to a Linux server with SSH. The target Linux server is not in the same network; the connection goes through the internet. I want to ...
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1answer
20 views

dd fails in postgres backup from one server to another

I've got a server which is running out of space. Unfortunately it doesn't even have enough space anymore to backup a postgres database I've got running on it. So I now want to backup the running ...
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1answer
25 views

How to create ssh tunnel with putty to connect Neo4j database

in my school work I have to use computer on which is installed Neo4j database client. I want to connect to this computer from my laptop. I had this configuration set but my system crashed and now I ...
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2answers
60 views

Can't login through remote SSH with correct password

On a cPanel server, where SSH worked yesterday, I suddenly can’t login with SSH. I get “Access Denied.” I checked that logins with passwords are enabled in /etc/ssh/sshd_config and they are. I tried ...
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1answer
21 views

How can using a Tor Hidden service for SSH improve security?

I recently read some blogs posts about how to use Tor Hidden Services to access an SSH server. They argued it can increase security, but I don't understand why this should apply. As far as I ...
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30 views

Mac OS X: keychain fails to save passphrase when connecting to remote host via ssh as root

When using ssh to connect between two mac machines as a standard user passwordless connection works ok on both macs. But each time when doing the same as root it asks me to enter the passphrase. I ...
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27 views

Mac OS X: ssh: Could not load host key: /etc/ssh_host_*_key

When doing this check: $ /usr/sbin/sshd -t Getting: Could not load host key: /etc/ssh_host_rsa_key Could not load host key: /etc/ssh_host_dsa_key But when doing same check with sudo all is good: ...
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33 views

ssh session timeout using openssh client

I have a system which I can reach via ssh. I can reach it from a windows PC using putty and from a ubuntu system (Ubuntu 14.04.2 LTS). When I connect with putty to the system and doing the following ...
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1answer
65 views

Randomly getting booted off of SSH despite sending keepalives

I’ve cooked up a Debian 7 virtual machine (with VirtualBox) in an attempt to play with setting up my own server and other such cool tricks. This is all on one computer. I can SSH into the virtual ...
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15 views

Multi-hop ssh with x2go

I need to do multi-hop ssh with the session file of X2Go. But I don't know how. Don't know what I have to fill exactly in this session file. The equivalent in ssh is ssh -t -p port1 ...
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2answers
35 views

OSX ssh: Connection closed by [IP]

So when I try to ssh from one of my mac to another mac like this: ssh root@macpro.local I get: Connection closed by 192.168.1.64 I tried: ssh -vvv root@macpro.local and get: OpenSSH_6.2p2, ...
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57 views

OSX: ssh: Could not resolve hostname: nodename nor servname provided, or not known

There are two mac hosts in my Wi-Fi network (laptop and Desktop) I'm trying to ssh laptop from Desktop - everything works fine When I'm trying to ssh from laptop to Desktop doing this: ssh ...
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1answer
20 views

How can I type Umlaut characters in a Putty session

I am trying to type some German characters in my putty session. I am able to type it on notepad or other editors. asdƲas But when I try to paste the above text on my Putty session, nothing happens ...
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1answer
24 views

How to disable rate limit on SSH connections in UFW?

I've got a dev server to which I constantly sync my code using rsync. To secure the dev server a bit more I now activated UFW, which seems to work fine. The problem is that it works a bit too well, ...
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21 views

SourceTree SSH options on OS X

I'm trying to connect to GitHub through SourceTree on OS X using SSH. Even though I can connect fine command line, I can't seem to work with any repo through SSH in SourceTree with the error: ...
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1answer
59 views

How to use putty for forwarding keys

My situation : - I am connecting from my PC (Windows7) to the server A via (using my private key and my password) with a userA - I'd like to connect from A to the server B via a command ssh: ssh ...
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12 views

Can I tunnel to a host-only device?

I have a tricky routing/tunnelling question, hoping someone can help. My setup is this: On my lan, I have a Ubuntu workstation and a Windows 7 PC. The Windows 7 PC is running Oracle Virtual Box, and ...
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13 views

Very slow sshfs connection

Sshs mount point is shared in local samba network. Windows users use it to access remote server. Due to very high load of remote server and low speed of internet connection sshfs mount point works ...
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21 views

Attach a tmux session to a remote machine

I am using tmux on my local machine and usually have several sessions simultaneously. What I usually do is I have a session with different windows to work locally and the other sessions in which I ...
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1answer
28 views

What should my $DISPLAY variable be and why is it not set?

I am using Max OSX 10.10.2 Yosemite and SSHing into a remote machine but cannot get X11 forwarding to work. When I ssh -X RemoteMachine, I get : $echo "$DISPLAY" to return nothing. Indeed, when I ...
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41 views

SSH Server Not Visible to the Public Internet

I have OpenSSH Server installed on a Ubuntu (Server) 14.04 machine. I can connect over my local network but cannot across the Internet. I have port forwarding set up on the router. I have tried: ...
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1answer
12 views

How to tell if PuTTY is using my ssh key from Pageant or not

I'm trying to set up an ssh key and use it via PuTTY/pageant. I've added the key into my .ssh/authorized_keys file, I have my key loaded in pageant, and I have "Attempt authentication using Pageant" ...
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1answer
50 views

Can ISPs still throttle torrent traffic when using socks?

I've seen guides telling users to use a VPN or SSH tunnel to avoid ISP throttling of bittorent traffic, but if you use a SOCKS(5) proxy wouldn't it be just as effective? My understanding of SOCKS is ...