Secure Shell; a network protocol that allows data transfer over a secure channel between two networked devices.

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12 views

Not able to ssh RHEL linux host

I'm trying to ssh to one of the linux host but not able to do it. It shows operation timed out. ssh: connect to host ****.****.****.**** port 22: Operation timed out I tried to do ping also, It ...
0
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3answers
2k views

How to make bash aliases available as linux commands?

I have many bash aliases on a remote location. But when I try to run those from my local linux box, I get the 'command not found' error. e.g. $ ssh root@remote 'status' bash: status: command not ...
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0answers
17 views

How do I install Let's Encrypt certificate in a shared hosting Godaddy server? [duplicate]

I'm following the tutorial https://fr.godaddy.com/help/install-a-lets-encrypt-ssl-apache-20245, but when I typed the command ./letsencrypt-auto --help I got the error: "sudo" is not available, ...
0
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1answer
4k views

Error Putty X11 proxy: Authorisation not recognised

I'm developing a robot with a Raspberry Pi, and I'm having trouble with X11 forwarding. When I'm going to run my script as: sudo python myscript.py I get the error: Putty X11 proxy: ...
0
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0answers
18 views

connect to another ip address on remote host via ssh tunnel

I need to tunnel to a remote host. This remote host has a LAN. And I need to connect to some host within its LAN through the tunnel. local machine → remote host → another host within the ...
-1
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1answer
29 views

Red Hat command returns, “-bash: sudo: command not found” when running “sudo git”

I’m following a GoDaddy help tutorial in order to install “Let’s Encrypt” certificate for my website. So I connected to my server using SSH via PuTTy and when typing the first command: sudo git ...
0
votes
2answers
25 views

Network issue with Windows 7 - characters keep appearing in putty session

I have searched for a solution to this problem on the internet for months, to no avail. Whenever I use putty to SSH to a server from one of my Windows 7 machines (64bit, PRO), I am constantly seeing ...
0
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2answers
5k views

sftp limit user to directory

I need to limit sftp for a user to a certain folder. So far I have followed this tutorial to the letter: http://shapeshed.com/chroot_sftp_users_on_ubuntu_intrepid/ It works in the sense that I can ...
5
votes
2answers
14k views

No supported authentication methods available in FileZilla

I'm using FileZilla to connect to my SFTP server. But when I'm trying to connect, it gives me this error Error: Disconnected: No supported authentication methods available (server sent: ...
0
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0answers
18 views

Linux kernel ignoring ICMP redirect requests, but only sometimes

With tcpdump I can verify that ICMP redirect requests are honoured when using ping, but not when using ssh. Here is the setup: myhost connects to otherhost. otherhost has tcpdump running. It has a ...
2
votes
1answer
13 views

Passing variables into ssh sessions (Session has to stay alive)

is it possible to start a ssh remote session and pass a variable to the remote host, which is usable in the opened session. For Example: Client: testvar="this is my text" Open ssh session (ssh user@...
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0answers
48 views

Can't login with PuTTY to RasPi 3 + OSMC

I have a RasPi 3 with a freshly installed OSMC (the successor to RaspBMC, as I'm told). I'd like to use this as a little home server as well (perhaps with OwnCloud, NextCloud or Cozy) - otherwise I ...
0
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0answers
7 views

Can't resize some Gnome 3 applications over SSH with PuTTY+VcXsrv

I'll preface this with that I'm uncertain if Gnome 3/gtk3 is at fault or VcXsrv, or a combination. With VcXsrv 1.18.1.1 and 1.17.2.0 I can't resize some gnome 3 gui applications over ssh -X with ...
0
votes
2answers
5k 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 ...
15
votes
4answers
25k views

How to remotely write to a file using SSH

I can copy a file to a remote Linux machine with no problem with scp file user@host: /pathtowrite_file However, I'm having difficulty writing to a file from one linux machine to another. Here is ...
1
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0answers
13 views

Why does my desktop freeze when SSH password prompt goes out of focus?

I use tmux in a fullscreened terminal emulator. Sometimes when I use SSH the password prompt goes out of focus and disappears "behind" the terminal emulator, and X (I think) freezes whenever this ...
1
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0answers
54 views

Force OpenSSH server to accept nonexistent usernames?

Can sshd be configured to accept a nonexistent username and log in as a predefined user, such as guest? For example, if I enter ssh nxuser123@localhost, sshd should save "nxuser123" in an environment ...
0
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2answers
10 views

Extract error info from log files

I am monitoring the real time server logs through putty by running the command 'tail -f console-20160622.log' ,I want to capture all the error information from the logs which are being generated on ...
0
votes
3answers
5k views

FTP: Cannot connect using FileZilla on Windows - 503 Failure of data connection

I installed FTP Server Services on my IIS 8.5/Windows 7 workstation, and tried to FTP using FileZilla from my laptop (client - Windows 8). I tried to configure the Network Settings using Network ...
0
votes
1answer
11 views

Use netcat to bridge thru firewall?

I have a machine behind a firewall. It's my machine, I have set up ssh, but it's completely firewalled. My solution has been to use a reverse shell set up on a cron basis to reconnect if it fails ...
0
votes
2answers
4k views

FTP Not Connected - Can't input user credentials

I'm trying to download a file from a Linux server via FTP from Windows command line. I've successfully downloaded the file with FileZilla (same server, same file), but I want to do it in cmd.exe. I'...
9
votes
3answers
5k views

rsync complaining about `missing trailing-"` in a Bash script

Trying to rsync files from one server to the other in a screen session. Instead of writing the long command every single time, I decided to put in a Bash script. However, when I run it, I get a ...
19
votes
3answers
80k views

Command Line SSH restart Mac OSX Mountain Lion

How can I restart the SSH service via the command line on Mac OSX Mountain Lion please? Using ps aux | grep 'ssh', I was able to deduce that the process is most likely /usr/sbin/sshd. From here I ...
0
votes
1answer
9k views

What is causing PuTTy to not connect to Raspberry Pi?

I have a Raspberry Pi, and I have an SD card with Rasbian on it that is currently in the Pi. I have a laptop with Windows 8.1 on it, and I have connected it to the Pi using an Ethernet cable. I want ...
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0answers
17 views

How to set system-wide umask for SSH connections to an OSX machine

I would like to set the default umask of an OSX machine to 0002. I can get this to work for graphical applications using: $ sudo launchctl config user umask 0002 $ sudo reboot However, this doesn't ...
23
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2answers
67k views

Connect to server using SFTP and public ssh key using FileZilla on Windows

Is it possible to generate an ssh key on a windows machine then use that key to connect to a server using SFTP via FileZilla? This is all working with my Mac but I have a client that is stuck in a ...
0
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0answers
31 views

Connect New Server to Static IP and To DNS Server

I have a strange setup. I have drawn a pretty crude diagram so it may be easier to explain. Usually, all the new servers we add just go into the HPC cluster and we assign an IP address through our ...
5
votes
5answers
7k views

Putty: how to supress security alerts?

How can I disable security alerts like "The server's host key is not cached in registry, bla-bla-bla", "host identity is changed, there is man-in-the middle", etc They are needless in cloud hosting ...
0
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2answers
63 views

Login to linux box with putty using public ssh key

A hosting provider sent me a public key and the hostname of a linux box which I want to ssh into. Now usually, I simply input the hostname in putty and then type username and password, but now I just ...
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1answer
46 views

What is the relationships between VPN,SSH, PROXY, Shadowsocks, my ISP, internet censorship and how they work? [on hold]

This is a question that has always bugged me. I am by far not someone who is completely a moron when it comes to tech and computers. I mean, i know how to use a computer. But really, all i know is you ...
14
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8answers
7k views

Pushing my PS1 prompt over ssh

I use a specific PS1 prompt that I like. I share a few logins with other other people on a few different servers. I was wondering if there was a way to specify in my local bash profile a remote prompt ...
0
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0answers
16 views

What is the easiest way to copy users from one server to another?

We have about 20 servers on AWS, and we could login only on one of them from local, if we want to log in on others we have to do it from this main master server but everybody use root user which was ...
1
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1answer
57 views

How to block IP in ssh

A very insistent individual is trying continuously to gain (unauthorized) access to my system for the last few days... There are a gazillion of entries, like in /var/log/auth.log: Jun 21 03:55:15 ...
0
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0answers
29 views

Can’t seem to SSH from an iPhone to Mac

I’ve tried using several iPhone apps to connect to my Mac (a 2012 Retina MacBook Pro running OS X El Capitan) via SSH, but it never seems to work. I have remote login turned on and know my Mac’s IP ...
0
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1answer
18 views

Trouble enabling GatewayPorts for Remote Port Forwarding over SSH

I'm trying to use an Ubuntu server to do remote port forwarding over ssh. I've edited /etc/ssh/sshd_config to contain the following lines at the bottom of the file: ... Match User david ...
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0answers
21 views

how to run putty cmds through batch files?

I am running cli cmds in putty through batch files.It is not taking text files data that has putty cmds.I am connecting through -ssh with a external hardware. putty.exe -ssh root@10.15.0.2 -m "C:\...
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votes
2answers
39 views

Is it possible to check for blips in internet using SSH tunnels?

So basically at work we're losing internet connectivity for just a few seconds at a time, which is enough to kill our SSH tunnels, kill our VoIP calls, etc. I have a cronjob set up with my own script ...
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0answers
16 views

.deb installation won't run

I'm trying to install Wowza Software engine on my webServer, but it doesn't want go on. When I connect to my host (a Debian system) remotely via ssh, I enter: su dpkg -i WowzaAndThaNameOfTheFile....
0
votes
2answers
164 views

Getting molly-guard to work with sudo

The program molly-guard is a brilliant little tool which will prompt you for a piece of information before you reboot or shut down a system. Usually it asks for the hostname. So when you work a lot ...
0
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0answers
22 views

Windows firewall block SSH to another subnet

My network has 2 subnets /25 and Linux server in each subnet. In one of the subnet is Windows computer which is used for managing Linux servers via SSH. But there is problem with firewall on this ...
0
votes
0answers
10 views

Can't visit some websites via socket proxy, by BitVise

I have a machine A, which can't visit YouTube. Another machine B is an Azure virtual machine, which can of course visit YouTube. I set up BitVise in machine B and SSH to B from A with allowing port ...
0
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0answers
27 views

Unable to run python script remotely through SSH on ubuntu 12.04

I am trying to implement a networking model(functioning well on ubuntu 14.04) on my system(ubuntu 12.04), which involves connecting with nodes(machines) remotely and running python script on them. For ...
19
votes
4answers
12k views

How to make ssh-agent automatically add the key on demand?

I want to run ssh-agent (with maximum lifetime option), but not add any keys at startup, but instead add them on demand. Like first time I login to some server it should ask for passphrase, next time ...
0
votes
1answer
40 views

SSH Tunnel on different networks

I'm trying to set up a SSH connection between my personal pc from home and my laptop which will be on a different network. I've read a bit about SSH connections and I saw that I had to open port 22 on ...
0
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0answers
17 views

El Capitan with firewall on won't allow SSH connection

After upgrading to 10.11.5 I cannot SSH in to my Mac any more. Remote login is enabled in Sharing. In Firewall options, I see the green Allow incoming connections next to Remote Login (SSH). As soon ...
0
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0answers
30 views

No jailbreak: SSH to iPhone 5s? [closed]

I found this jar, which can on the iPhone with A4 processor and lower go to RECOVERY MODE and SSH into iPhone. But, it is not compatible with iOS and iPhone 5s 10. You do not know a similar program, ...
0
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0answers
21 views

Installation of OpenSSH hangs on each windows system

I am sitting here in a big company with terrible restricted infrastructure. When I execute the openssh installer: http://www.mls-software.com/files/setupssh-7.2p2-1-v1.exe as Administrator on a VM ...
0
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0answers
17 views

OpenSSH won't resolve %temp% environment variable in commands and batch files

I installed OpenSSH on my Windows Server 2012 R2 system. So far everything works except for resolving the %temp% environment variable: In my PuTTy SSH client I can resolve %systemroot% but not %...