Secure Shell (SSH) is a protocol primarily for encrypted shell connections.

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3
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30 views

Multi-user bzr server

I'm currently investigating whether it is possible to serve bzr in a setup similar to what gitolite does for git. This means a single unix account, with different users managed via their ssh public ...
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57 views

Running Ansible locally inside a Dockerfile SSH authentication issue

I'm unable to run my ansible playbook inside a Dockerfile due to authentication issues. Here's my dockerfile: FROM ubuntu:14.04 MAINTAINER hyperfocus # Update system and install ansible RUN apt-get ...
2
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60 views

ssh to ILO on a DL380 gives key_verify failed for server_host_key

When I try to do connect to the ILO 4 of a DL380 I get the following error: ssh -vvv ilo@me2_ilo OpenSSH_4.3p2, OpenSSL 0.9.8e-fips-rhel5 01 Jul 2008 debug1: Reading configuration data ...
2
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50 views

SSH port forwarding to a host that needs to contact a third named host to access MySQL

We customize and support standard web applications that our customers host on managed servers from different web hosters. Usually, the application consists of a web application in PHP and a database ...
2
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81 views

Make SSH_ORIGINAL_COMMAND available in AuthorizedKeysCommand context

Using SSH_ORIGINAL_COMMAND in AuthorizedKeys is so helpful, I'd like to know how to access it in the AuthorizedKeysCommand context (via env ?). Is this possible ? can anybody give me advice on going ...
2
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58 views

EC2 Ubuntu SSH Stops Working

I use about 15 EC2 instances to run some services. They are hosted on EC2 and run Ubuntu. Every once in a while the SSH stops working and the "Reachability Status" in the EC2 console shows that it is ...
2
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85 views

How do I obtain the ssh public key from my VSphere ESXi 5.1 host hypervisor residing in vcenter with puppet-enterprise cloudprovisioner

I am using the learn puppet 3.1 vm and trying to connect to a host hypervisor. I followed the instructions to create a .fog file under root which includes a yaml hash, and I read that the yaml hash ...
2
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204 views

Configure SSH while using UCARP for failover

I have SSH installed, and UCARP configured to fail over a virtual IP when one of the two boxes goes down. The problem that I'm having is when a VM is running, and the ucarp interface is active ...
2
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308 views

private github repo in package.json breaking azure website deployment

Trying to deploy an Express app on an Azure "web site" through Github. I have a private repository in package.json dependencies: "dependencies": { "express: "~3.4.0", ... "private-repo": ...
2
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91 views

configure OpenSSH to prefer public key auth, fall back to empty password auth

I would like to configure OpenSSH 6.2p2 for a service account (we'll call it "serviceacct") with an empty password which does the following: First try public key authentication; if it succeeds then ...
2
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130 views

Amazon EC2 Instance running Ubuntu doesn't connect with non ec2-user

I have an Amazon EC2 instance running Ubuntu 10.04. I created my new user with sudo useradd -d /some/path new_user. Using the new_user, I created a new rsa key, using ssh-keygen -t rsa in the ...
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647 views

Gitlab - Cannot: create new project, list team members, add SSH keys or clone / push

I have just installed Gitlab on my Centos 6.4. At first glance everything seems to be working fine but for some reason, I have the following issues...: Add a new project : (Similar issues when ...
2
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120 views

Unable to force passphraseless ssh authentication while port forwarding

I'm completely at a loss as to what is preventing my local machine from authenticating the connection that is being forwarded from the remote server. I've read a ton of the posts on here regarding ...
2
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0answers
182 views

KVM on Ubuntu: Port forwarding to a guest VM

I installed kvm and set several guests on a server using vmbuilder. Here is the following configuration : server host1 (xxx.xxx.xxx.xxx) -> guest vm1 (192.168.0.3) ...
2
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254 views

Phing SSH connection to Amazon EC2 fails to authenticate

I'm trying to connect to Amazon EC2 with phing. This is my script. <ssh username="ec2-user" pubkeyfile="C:\Users\asd\Downloads\aws-nr1.public" ...
2
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297 views

linode cloud server, symfony and phar

Okay, So I've recently got a linode cloud server running Ubuntu 12.04. I got it configured with the default symfony2.0 installation, but I've got a project that runs on the Symfony2.1 installation.. ...
2
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399 views

SSH reverse tunnel for Windows RDP

Microsoft RDP seems to behave strangely when forwarded via ssh reverse (-R) tunnel. Some products can handle it without a problem (i.e. tunnelier) some fail (libssh2, putty). When connected, the ...
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609 views

Unable to SSH into EC2 instance

I've read through the existing answers to this topic, but I still can't seem to connect. I've created an AWS key and saved to my ~/.ssh folder. The command: ssh -i ~/.ssh/jdrake.pem ...
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433 views

SSH on Windows 7/Cygwin periodically fails to resolve hostname

Whenever I run ssh inside of cygwin on Windows 7 I get the error: ssh: Could not resolve hostname ... Non-recoverable failure in name resolution lost connection If I try the same command ...
2
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0answers
552 views

RTP Streaming with VLC and remote control

I'd like to set up a remotely controlled (through SSH) streaming server with VideoLAN VLC. I managed start the RTP stream through SSH with the command: cvlc v4l2:///dev/video0 --sout ...
2
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0answers
67 views

secured (relayed) NX setup

I am constructing a "secured" NX environment, and need some help. The situation is: there are 3 machines, A, B, C, where B is the "gateway" between A and C, in another word, A and C can never ...
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386 views

RDP or SSH connection trough Windows 2008 server VPN hang after a while

I have been experiencing a very strange issue with our VPN setup on Windows Server 2008. That server is running as a Xen Virtual Machine. We use it for two purposes, permit our mobile workers to ...
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1k views

SSH to an ubuntu machine using avahi

I have an ubuntu box that I connect to using avahi. Connecting to that box works fine for all services (I regularly use AFP, SSH and SMB on it) but I've noticed that whenever I connect to it from a ...
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27 views

How to restore clonezilla image having only ssh access and no free partition?

There might be possibly more than one right answer. Having little experience in the area, I'm asking about the best / most reasobable way to manage my tools and resources in this particular task. The ...
1
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52 views

Elastic beanstalk access private git repo

I am trying to currently add an ssh key to my elastic beanstalk instances using .ebextensions commands. The keys I have stored are in my application code and I try to copy them to the root .ssh ...
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64 views

OpenSSH server accepts public key then immediately closes the connection without any error message

I am trying to connect to an SSH server I was able to connect to in the past but using different OpenSSH client versions. Starting from a Cygwin OpenSSH_6.6.1, OpenSSL 1.0.1g 7 Apr 2014 client, going ...
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67 views

iptables: unknown option “--dport”

When I try to run iptables -A control_in -p tcp --dport 22 -j ACCEPT I get the error message iptables v1.4.20: unknown option "--dport". Everything I've found on the internet and serverfault relating ...
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0answers
71 views

How to add two-factor authetntication to ssh?

I am trying to add 2FA to sshd using PAM from oathtool package. I want two ways to login to server: publickey and 2FA, or password and 2FA So far I managed to add 2FA to publickey authentication, ...
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38 views

TUN/TAP VPN no internet connection

I have set up a tun/tap vpn to a VPS. For this, I created a 10/24 network and gave the server the IP 10.0.0.100 and my client got 10.0.0.200. I can now successfully ping the server / access my mail ...
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110 views

Slow first login to a AD-joined Samba box

I have joined my first Debian box to an Active Directory (2008 R2). It works, I can log in with AD credentials, browse Samba shares. There is just a problem with the time it takes for someone to log ...
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47 views

Passwordless public key is not working

this is my fist help ask here despite being a daily reader in order to learn. I am working on a Unix environment (both Solaris and Aix servers) and my public key suddenly stopped working after ...
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34 views

LXC and proxying port 22 (ssh)

I have installed LXC on my Ubuntu 12.04 server and have created a couple of containers. I have only 1 external IP address, thus I am using nginx on my host machine to proxy HTTP requests from certain ...
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149 views

ssh fails through http proxy with corkscrew

I'm trying to SSH to a remote server through an HTTP proxy using corkscrew and the following stanza in ~/.ssh/config: Host target ProxyCommand corkscrew proxy 80 remote.host.ip 443 ~/.ssh/proxyauth ...
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65 views

Identify mystery output on ssh login

How can I find where this dbus-launch error output is coming from? At first I thought it was related to motd but I currently have that disabled. X11Forwarding is turned off in my sshd_config as well ...
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66 views

How to launch a SSH tunnel with upstart

I am not very used to sys admin and recently created an SSH tunnel between two servers (on Ubuntu 12.4) with the following command: ssh -fNg -L 3307:127.0.0.1:3306 tunneluser@xx.xx.xx.xx It worked, ...
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89 views

Ssh issues on Google Compute Engine

I've just updated a few servers to the newer version of the gce stack, and I've started having some ssh issues that I'm not quite sure how to fix. I've already looked into issues with the firewall, ...
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95 views

Interactive commands with vagrant ssh. Backspace does not erase character

I have up and running Ubuntu precise32 vagrant machine. Now I have some scripts on this guest machine. Those scripts are interactive and are not part of the provisioning. What I want is to execute ...
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96 views

MobaXterm fails to connect via SSH

I am facing a problem with MobaXterm when I try to connect to specific Linux machines. I get an error "Connection reset by peer". If I try to connect using putty, it works fine. If I use MobaXterm ...
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127 views

VPS server ping ok, but don't respond

First time here. I'm (was) using a virtual server with Kloxo, 2GB RAM, 2vCPUs, Centos 6.x 64bits. After 3 days working fine, it doesn't respond anymore, only ping works. The only change I did lately ...
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0answers
93 views

sshd running at 100%

I'm running an Ubuntu/WordPress server on Amazon EC2 which is experiencing problems every 24-48 hours: I get a CPU alarm from EC2, log into the server, and discover sshd is running at 99.9% CPU. This ...
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0answers
52 views

OpenSSH server fails to start after resizing EC2 instance

I had a medium EC2 instance which I changed to a small instance. After doing so I could no longer SSH in to the instance. Looking at the console output I see: * Starting OpenSSH server[74G[ OK ] * ...
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92 views

Built in chroot jail RHEL 5 returns No such file or directory

I need to create a chroot jail on my RHEL5 production server to allow a specific user to work with the less right possible, but with GIT. Here is my system configuration : RHEL 5 : Release 5.10 ...
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0answers
48 views

Amazon EC2 pem file stopped working suddenly

I was connecting to Amazon EC2 through SSH and it was working well. But all of a sudden, it stopped working. I am not able to connect anymore with the same key file. What can go wrong ? Here's ...
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0answers
122 views

ssh hangs in Ubuntu MaaS heterogeneous cluster

I have the following issue when using ssh on my local network. I have setup a small cluster of Xeon machines using MAAS. I have installed Ubuntu Server 12.04 on all machines and configured local ...
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0answers
281 views

Access iomega StorCenter ix4-200d dump utility from SSH

My employer is in the process of returning a broken HDD to Lenovo/iomega. Unfortunately, before we can send it in, they require us to do a complete dump of the system's current state. Normally, I ...
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0answers
243 views

putty openssh rsa key signature invalid

I'm running a server with Debian Linux 3.2.46-1+deb7u1 with OpenSSH Server 6.0 and secured the login with a 2048 bit RSA key. Although connecting with OpenSSH Client from another machine succeeds, ...
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29 views

SSH Update and .profile is not sourced anymore

On a RHEL5 System with openssh-5.3p1-84.1.el6.x86_64 I defined the variable BLA in ~/.profile: export BLA=hello Then I run the following: # ssh localhost 'echo $BLA' # hello I see that the ...
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51 views

Legacy BSD PTYs instead of /dev/pts?

I'm trying to use an old database that only accepts connections from legacy BSD style pseudo-terminals /dev/ttyp's or /dev/tty's. It does not recognise /dev/pts/9 style PTYs. Connections via SSH. I ...
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0answers
160 views

Scientific linux 6.4 SSHD UseLPK Bad configuration file

i try setup openldap and openssh that last take keys from openldap base. I installed openldap-server-5.3p1 and configured him. Also I install openss-ldap-5.3p1. Added scheme openssh-lpk to cn=config ...
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73 views

Kerberos Single Sign On

I am trying to implement Single Sign On using kerberos with ssh. I changed the below files and restarted the ssh daemon. /etc/ssh_config GSSAPIAuthentication yes GSSAPIDelegateCredentials yes ...