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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Making proxies on Debian

Hi guys I am trying to create SOCKS Proxies on my VPS and currently am not getting too far so any help is well appreciated. Here's a few details on my VPS: It is running Debian linux, has 512mb ram ...
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4 views

How to keep sshd alive on MAC OSX?

How do I keep sshd alive so I can connect at any point? I'm not trying to keep an existing SSH connection alive - I can't create it in the first place. Environment: Mac running OSX 10.9.3. ...
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9 views

How to recover SSH private key pair on OpenStack

I've been using a virtual machine on OpenStack, and I lost my RSA private key. Is there anyway I can get to access this virtual machine? Of course, without using the RSA key. I was thinking about ...
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4 views

Timeout with VNC connection from windows 7 to SLES10SP4

I'm having an issue establishing a VNC connecting to a SLES10SP 4 server using PuTTY on a Windows 7 workstation. Remote Administration is enabled in YaST, as are all the other appropriate settings. ...
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1answer
6 views

SSHing into a Ubuntu VM instance

I have an Ubuntu VM instance running on my laptop. Both Host and VM run the same OS - Ubuntu 12.04. I tried to ssh from host like ssh username@<VM-IP> It tries for some time and then says ...
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JVM exception, server not responding, cant kill process with PID

My server did actually hang , now via ssh i cant kill the PID , or screen -x => hit 'stop' Java HotSpot(TM) 64-Bit Server VM warning: Exception java.lang.OutOfMemoryError occurred dispatching ...
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2answers
28 views

PuTTY remote command containing while loop

I am attempting to automate several common tasks that I SSH into a remote server to do. For this, I am using PuTTY and its "remote command" option (Connection > SSH) in several saved sessions. My ...
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1answer
12 views

Reattach to a process after ssh disconnect

I logged into the server using Putty/ssh started a process and walked away. Came back to find the putty session had timedout/terminated/become inactive. When I log back in the process is still there ...
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8 views

Debian 7.5 Prevents Access to Router, Hardware is OK

My Problem: I can't access my router from the Problem OS (Debian 7.5) of my main computer. I am sure the hardware is okay. It would be problematic to reinstall the Problem OS. Problem OS Symptoms ...
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10 views

How can I copy files from a Google Cloud Compute Server to my local machine

I'm trying to download all of the server files from Google Cloud Compute (running Linux Debian). I'm extremely unfamiliar with SSH and Google Cloud Compute as a whole. I'd prefer either copying all of ...
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1answer
14 views

Why does 'export foo=1' not get read when I use ssh?

I'm trying to set a remote environment variable explicitly in an ssh command: ssh worker-2 "export OPENBLAS_NUM_THREADS=1; echo $OPENBLAS_NUM_THREADS" Strangely, this prints just a blank line, but ...
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25 views

Intermittent SSHD multiple personality disorder

I have a weird problem on a Debian Jessy box: when trying to SSH in, sometimes everything goes smoothly for days, and sometimes... It goes nuts. The madness PuTTY would tell me that the SSH key ...
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11 views

how to avoid the x terminal forwarding

I use our remote server along with a team. apparently they made all the apps automatically do x forwarding. I know this b/c now if i simply want to run a git command git pull I get this error: ...
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1answer
18 views

Jenkins Publish over FTP sending the entire site instead of updated files

I have a Jenkins server installed on my local server. I have managed to build artifacts from svn repository and deploy to a remote server using 'Publish over SSH' and 'Publish over FTP' but my problem ...
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2answers
16 views

trying to login automatically into a server using sudo ssh cmd in script [on hold]

I am new to Shell scripting. I want to login to a server using a script. The normal command I use is --> sudo ssh . when i tried putting this into a txt format file and tried running, it throw an ...
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14 views

Intermittent disconnections when using OpenVPN over SSH tunnel; possible iptables issue?

I've recently set up a Debian Wheezy server with OpenVPN to help out some friends in areas where internet censorship is a problem (including the blocking of VPN traffic in general). To overcome this, ...
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1answer
19 views

Can't disable SSHD banner

So, I have a WD MyBookLive NAS, which runs an ugly PPC build of Debian Squeeze. It has SSH access enabled, and when I log in, I get a long banner message (closer to an epic saga in length) about ...
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32 views

LC_LOCALE settings interactions between Mac OSX and LINUX via SSH

I have been struggling with the following problem for years now. I have never been able to solve it, and I adopted several workarounds to keep being able to work. However now I can't stand it anymore, ...
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1answer
19 views

Small bootable package to enable ssh client?

I've been trying to find the smallest possible package to put on a cd/thumbdrive that will allow me to use an ssh client on a wired networked computer. I'm talking about really barebones stuff, no ...
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9 views

SSH working, but SCP+git not working at all when network link is overloaded

SCP (and other programs that use SSH, like git) establishes a connection, but just sits there without doing anything. Using an SSH shell works fine. This only happens when the Ethernet network link ...
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6 views

PLINK.EXE: use blowfish as the cipher

Is it possible to use blowfish as the cipher of PLINK.EXE? For OpenSSH, the -c option can be used to specify the cipher, but how to do it with PLINK.EXE?
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34 views

Cannot ssh directly to a machine, but can ssh through another machine

I cannot ssh to machine A, it says No route to host. I can ssh to machine B and once logged in there I can ssh to machine A. How is this possible? (My machine and machine A run Ubuntu, machine B ...
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1answer
33 views

Warning: remote port forwarding failed for listen port on Centos 6

I have a problem with port forwarding in centos 6, when i do: ssh -v -R root@hostname:19999:localhost:22 root@hotname I get this warning: Warning: remote port forwarding failed for listen port ...
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12 views

SSH Mini Linux Version [on hold]

I'm interested in knowing if there is a Linux distro or other operating system which has basically just SSH on it. No frills. Just something I can add to a grub menu on boot where that os just logs in ...
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1answer
19 views

Script for one time proxied firefox

I want to change firefox proxy settings on the fly (no, I will not be installing a 3rd party extension for this). I want to open up an instance of firefox without changing my default proxy settings. ...
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1answer
14 views

Putty, some bolded/color looks fuzzy/blurry

I'm not sure if this is supposed to be normal or what because I haven't used Putty in a while because I recently built a new development box. Of interest the graphics card is a R9 270X. Notice how ...
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5 views

Set up ssh proxy on windows in the background and on startup

Currently I can tunnel my pc traffic through SSH by setting up a simple ssh proxy connection using CYGWIN like this: ssh -ND 8080 myserver.com but this involves a GUI which I dont really like. In ...
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101 views

I broke SSH by using chmod on an EC2 Instance — How do I correct?

I have been running an Amazon EC2 Instance for a while, and recently accidentally changed permissions/ownership on folders recursively. I can no longer SSH into the instance. I do not recall what the ...
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2answers
21 views

CentOS send a command to another server with ssh

So basicly I need to send a command from one server to another. ssh root@address.com 'My command' But.. How do I specify the password? Thanks
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19 views

WinSCP keeps giving “Host is not communicating” errors while PuTTY is all right?

It had been all right all day until a few hours ago when WinSCP suddenly started keeping giving out the hideous "Host is not communicating for more than 15 seconds. Still waiting..." error. I tried to ...
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1answer
14 views

How to store password for switch user in my .profile

I usually connect to my AIX server using putty via my regular account and then do "su - otherAccount". This way I've to enter password twice, one for my account and one for the otherAccount. I've ...
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26 views

How to connect to the a Linux machine behind a router via ssh tunnel

I'm using Windows system (Machine W). I want to a Linux machine (Machine L) behind a router via ssh tunnel. I have another Linux machine (Machine T) to establish ssh tunnel. I want only packets for ...
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45 views

Using scp to transfer files to an android device

SSHDroid lets an android device function as an ssh server. vSSH is an ssh client for android devices. I have a file on a remote server that I want to transfer to my android device over ssh, only ...
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3answers
51 views

Is it possible to combine these two ssh commands into one?

I'm using bash on Mac 10.9.1. Right now, I execute these two commands to ultimately get to the server I want access to ssh me@intermediate and then once logged in, I execute ssh me@destination ...
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Software to maintain multiple remote linux machines [closed]

I'm looking for a software which allows you to maintain multiple remote machines. Every machine runs Ubuntu. For example, if I need to run Software Updates, I don't want to access every single machine ...
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1answer
7 views

Excessive PLINK processes using Putty/Proxy

So I'm trying to get putty to work to allow me to connect through a bastion host. I have everything setup correctly because it successfully connected to my server through the bastion. All of the ...
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12 views

How can I force the file permission on the remote sftp server?

On the local system when I am mounting the filesystem I can force the file permission with umask=0001, but how can I save on the remote PC with the same permission, is this sftp settings?
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2answers
27 views

SSHD reverse mapping fails, but nslookup, dig, and host resolve correctly

I just set up a dhcp/dns server to manage my home network. After I got everything up and running (and maybe before - I wasn't paying close attention), I noticed that logging into ssh was slow. I ...
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23 views

Distributing master key in hadoop

For the master node passwordless-ly ssh into the slaves, the master needs to distribute its ssh keys to the slaves. Copying keys using ssh-copy-id asks for the user password. If there are hundreds of ...
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1answer
25 views

svn checkout with ssh tunnel on fedora missing ssh-askpass library

I'm running fedora 20 and when I try to run svn checkout svn+ssh://repo I get this error after typing my ssh passphrase for my key: ssh_askpass: exec(/usr/lib64/misc/ssh-askpass): No such file or ...
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1answer
35 views

Best way to work over SSH (~250ms)

The server in question gives a pretty terrible latency of 250ms since it's on the other side of the globe. Now I'm supposed to develop software in that server, and as you'd guess, it's pretty ...
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3answers
38 views

Trying to encrypt data

I have an application which transmits plaintext data over the network on a given port, say port 4000. This data is for another application which is running on my vps. How could i encrypt this data ...
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22 views

Two different system having same internal ip address

I am not sure if I am posting this in right forum. If not, please let me know. The problem is that I have two notebooks, one with Ubuntu 12.04 and other one with Ubuntu 14.04. Both the systems are ...
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16 views

Am I using this command correctly? Can't understand why I get the error I am getting. Myqsl - Centos 6

So, I am trying to connect to a database through mysql ssh, but whenever I run the command Connect postfix@127.0.0.1 on postfix It returns with: ERROR 2005 (HY000): Unknown MySQL server host 'on' ...
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9 views

Supply ssh key without querying agent

In my ssh_config, I set IdentityFile and IdentitiesOnly yes and ForwardAgent no. ssh uses this key but it still queries the agent! But it shouldn't do that; I explicitely supply the key I want. The ...
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6 views

How to see the size of files on apache server?

On a VPS apache CENTOS 6.5 x86_64 virtuozzo – server Server space is disappearing on accounts that are untouched, or should be. I suspect hackers are uploading to the accounts in question. Space is ...
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34 views

No internet on raspberry pi

I am trying to SSH into a rapberry pi, and my internet does not seem to be working. I am using my laptop to bridge a wifi to ethernet, which feeds into the raspberry pi. When I try to use ifconfig to ...
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3answers
23 views

How does UNIX know which private key to look for?

I have a public/private key pair. I put the contents of my public key into my server's .ssh/authorized_keys file. When I SSH into it, it automatically recognizes my key and lets me in. However, if I ...
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2answers
36 views

Unable to SSH, cannot create /dev/null/.ssh

I am trying to deploy hadoop with a master and slave node. But the master fails to start tasttracker and datanode processes in slaves, as it is not able to ssh into slaves. The error message is 'Could ...
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1answer
13 views

Hide ssh version

I did a tcpdump when connecting to my server over ssh. First thing I see is: SSH-2.0-OpenSSH_5.3 Is it possible to make the server not send it's ssh version?