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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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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27 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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45 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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24 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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1answer
160 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
48 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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2answers
43 views

Restrict a user to SSH authentication with a key

Is there any possibility to restrict the password based authentication to a particular user in Solaris 10? The particular user should not log in with a password. Instead he should be able to log in ...
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269 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
25 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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42 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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309 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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2answers
74 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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1answer
65 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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2answers
224 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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28 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
210 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
49 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
54 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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33 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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22 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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14 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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10 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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108 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
26 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
121 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
91 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?
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61 views

can not load private key using ssh-add

I tried to create a ssh key by doing following command: ssh-keygen -t dsa then it prompts me to enter store path: Enter file in which to save the key (/Users/KesongXie/.ssh/id_dsa): id_dsa after ...
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393 views

How to correctly setup a SSH Key @ forge.laravel.com?

I created a server on Linode using forge.laravel. Everything seems to work fine but now I'm trying to access the server via SSH. Forge by default creates servers that do now allow SSH access via ...
2
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0answers
240 views

Error message while connecting to EC2 instance via Cygwin

I am trying to connect my EC2 instance using the directions my instructor provided below: "To connect to EC2 via Cygwin on Windows, you need to handle two key idiosyncrasies. First, the Windows ...
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44 views

Firefox won't let me select any kind of script as the protocol handler for an SSH link

I'm trying to run a script when I click on a SSH link in Firefox. I have tried using the protocol handlers in the application section of the Firefox settings. For some reason, I cannot select any ...
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2answers
66 views

SSH Tunneling into a remote server

Reddit is blocked by my ISP. :( I want to bypass it using SSH Tunneling. I have an (trusted) remote web server I can use (have the username and password). I have downloaded PuTTY and can ...
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1answer
31 views

Port forwarding does not work for http sites

I am connecting to office network through VPN. I have two servers A and B. I have ssh tomcat access to A through VPN but not to B. When I ssh into A, from there I can ssh into B. Also, B is running ...
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1answer
1k views

VLC: Can I stream over SSH?

Question: Can I get a local VLC instance to stream media from a remote computer, via SSH? This is with VLC running on the local computer that I'm watching the video on, not remotely via ...
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2answers
291 views

RedHat Linux - ssh shows “connection refused” using one user and also root, but another user can connect

From server Y, user A tries to ssh to server X and gets Connection Refused. From server Y, user B tries to ssh to server X and is allowed through. From server Y, root tries to ssh and gets Connection ...
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1answer
44 views

Port forwarding does not work

I am connecting to office network through VPN. I have two servers A and B. I have ssh/tomcat access to A through VPN but not to B. When I ssh into A, from there I can ssh into B. Also, B is running ...
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1answer
46 views

Include domain along with username in PuTTY

I want to save a profile in PuTTY and include my username. Usually I would enter host name as user@host. But in this case I have to also include a domain with my username, user@domain.local for ...
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467 views

ssh works on IP get “ssh_exchange_identification: Connection closed by remote host” on FQDN

I have a new raspberry pi box running at my home. I decided that I will use it to access it by ssh from the web. I setup the NAT in the Router and everything else, from my Mac Book within the internal ...
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2answers
349 views

SSH: “Permissions 0644 for 'my_key.pub' are too open.”

Why is 0644 i.e. -rw-r--r-- too open for a SSH key? Also I could not find any false permissions on the .ssh directory (0700) or the home directory (0731). Btw I'm getting this error when testing the ...
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2answers
32 views

Is there a way to have ssh offer more keys to login automatically?

I've learned at myriad sources online that (roughly), in order to login to a remote server without a password: generate an ssh key, put the pub version in authorized_keys on the remote system; put the ...
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41 views

What are the implications of a shared git clone if the source repository is remote?

So, the a git shared repository seems to be more or less perfect for keeping folders with large blobs in sync. I have something like 700 GB of pictures and videos I want to distribute across my ...
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1answer
41 views

Delayed SSH Connection, Authentication, and Commands

My home computer, a Mac running OS X 10.8.5, normally accepts SSH connections over the Internet (I have port forwarded) but is asleep right now. It sometimes may wake up for various reasons while I am ...
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1answer
145 views

PECL SSH2 Installation issue

I am running this command: sudo pecl install ssh2 It resulting the following log and exit with an error: libssh2 prefix? [autodetect] : building in /var/tmp/pear-build-rootHyRX5L/ssh2-0.12 ...
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1answer
51 views

Trying to start miner process from SSH but fails?

I've set up SSH to my Windows 7 box at home. I'm connected to my box and trying to run a batch file that will start my dogecoin miner. When it runs cudaminer, I get this output: *** CudaMiner ...
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95 views

Synology NAS resume rsync backup after connection loss

I am trying to do a backup from a synology NAS to an offsite NAS. I am using rsync through DSM5 as of now, but it doesn't give me the possibility to resume the backup if a connection loss occurs. This ...
2
votes
1answer
56 views

What should I do to make my Raspberry Pi safe for SSH?

OS: Raspbian I want to be able to access my Raspberry Pi from the internet. However, Raspbian comes shipped with a default username and password, which means anyone can access it. I have changed the ...
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1answer
40 views

Need a way to use 2 networks to access the server in parallel sharing data traffic

I have a server connected to Internet via two networks - A microwave link and an ADSL Link. The server has been assigned static IP address in both network. Both both the networks are not reliable and ...
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2answers
58 views

How does one connect to an SSH server?

I am not familiar with SSH. I am attempting to run a website, and I am used to receiving FTP-information. However, this time, I was simply told to "connect through SSH." How do I go about doing this? ...
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1answer
177 views

SSH and PWNAT for SSH Connection Between Two Separate NATs

Is it possible to use pwnat and SSH to establish a "peer-to-peer" SSH connection between two machines that are behind two separate firewalls/NATs? If this is possible, what are the steps that would ...
0
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1answer
39 views

Auto copy ssh key on successful ssh password login

Is it possible to auto copy my ssh key after a successful first time ssh login with password ? In other words : when I type : ssh user@host for the first time to that host and I successfully ...
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10 views

How to access computer behind router [duplicate]

In home I have a computers that are behind router. I have 3 laptops connected to the router how can I create SSH servers in one of those laptops and connect to it. Let's say that this computer address ...