SSH (Secure SHell) is a protocol for running commands on a remote computer.

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rsync --delete did not remove file in destination while with ssh

On my RHEL6 pair of servers, I tested the rsync from server-1 to Server-2 with SSH. Everything was good as expected. However, when I moved a file under A directory, A/x.file to B/ of /home/user on ...
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3answers
34 views

Have a server on DigitalOcean only accessibly by SSH, what happens if my computer breaks?

I bought a server/droplet on Digital Ocean and per its recommendations disabled password login so it could only be accessed by SSH key. I understand the SSH security mechanism basically makes it so ...
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5answers
137 views

Allow regular users to SSH using a private key they cannot read

Let's say I have a set of machines (called here the customers' machines) that only a small list of people (called the support staff) is allowed to SSH into, using only one account by machine (the ...
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2answers
30 views

figure out ip addresses of all the machines remotely?

I have around 40 machines and I want to know what are their IP Address. One way is to login into those boxes and figure out their IP Address by using ifconfig command but is there any other simple way ...
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1answer
14 views

ssh -> screen -> ssh - how to kill remote screened ssh without killing original ssh session

I keep a screen session running on a dev box at work, and I ssh into my dev box and resume my screen session while I'm at work. From there, I hope to other machines. Occasionally, I find myself ...
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1answer
14 views

Showing login message when connecting to Screen

I have added this to .profile: [ -z "$STY" ] && screen -Rd "work" When connecting to a remote machine via ssh, the automatic attachment to screen is hiding the server's motd (message of the ...
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1answer
28 views

How do I run a executable .sh file on a remote server from local in its remote-existed path?

update: Sorry it seems the command is executed on remote but just not in the path of where script.sh exists. So I modified the question title from How do I run a executable .sh file on a remote ...
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1answer
18 views

Add ssh pubkey to authorized_keys on local host (skipping existent)

I needed that to add jenkins pubkey to my host's authorized_keys when starting a docker container with jenkins. Looked for solutions, but could not find ready at internet. May seem obvious, but not ...
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2answers
38 views

not able to execute multiple commands on multiple linux machines?

I have around 50 ubuntu machines on which I need to run below commands: sudo apt-get install htop sudo scp -r todd@machineA.host.com:/home/todd/pip /tmp/ sudo apt-get install python-pip sudo pip ...
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1answer
34 views

Restrict bash command for specific user [on hold]

I just searched on this page, but the answer does not meet my idea. My idea is when user called Bob access ssh and run a command, for example sudo apt-get update, then the bash sheell will respond ...
4
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1answer
21 views

Prevent debian from hindering boot if a software-raid problem exists

I have a computer that I rarely have physical access to. All my access to that computer is done using SSH. On that computer, there's a software RAID5 using MDADM. This array contains data in one ...
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16 views
+50

Setting up OpenSSH to use rhosts?

I rent a couple of VPSs running latest Ubuntu, both with OpenSSH. I'd like to try password-less login using .rhosts/.shosts. I know this is not recommended, and that it's better to use public-key ...
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2answers
54 views

how to run multiple commands with awk via ssh?

I am having difficulty on the command below. Something is not right with the awk command. I tried putting backslash but still no good. Anyone can pin point where is my syntax gone wrong? for i in ...
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0answers
22 views

rcp stop working after ssh fail

I want to copy too many small files within my private network, I don't want to scp it, So I used rcp to make it faster and so that it runs on rshell. I had previously created ssh connection. I have ...
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1answer
18 views

Use SSH on RedHat installed on Oracle Virtual box

I have installed Oracle Virtual Box and RedHat on it. Can I use SSH or PuTTy from my local PC (Windows 7) to access RedHat locally? If yes then what will I enter in field of Host name? And if no then ...
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1answer
26 views

Why won't my change to the sshd_config file persist? [duplicate]

I am writing a script to modify settings on my Ubuntu server. I have the following line in it: sudo sed 's/PasswordAuthentication yes/PasswordAuthentication no/' /etc/ssh/sshd_config The problem ...
2
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1answer
33 views

ssh/mosh to a remote interactive shell and run specific function

I have the following alias on my local machine: alias gom='mosh -- user@host "/path/to/specific/zsh"' I use it to connect to a remote machine with an interactive shell. I would like to modify this ...
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2answers
32 views

SSH: Provide additional “pipe” fds in addition to stdin, stdout, stderr

When connecting to a host with SSH, usually three "pipes" are provided between host and guest, for stdin, stdout, and stderr. Is there a command-line option to create forwards for additional file ...
4
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1answer
50 views
+100

forward all mysql traffic to a ssh tunnel

I have a local application that needs to connect to a remote mysql server at 40.40.40.40:3306 The main firewall blocks all connections but ssh, I can set up a ssh tunnel and connect to the server ...
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1answer
20 views

sshfs - transport endpoint is not connected

After reinstalling the server I can not mount it sshfs root@domain.com:/var /remote_mount fuse: bad mount point `/remote_mount': Transport endpoint is not connected update # ssh root@domain.com ...
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0answers
14 views

Kali => ssh_exchange_identification: Connection closed by remote host [on hold]

I'm using Kali Linux to connect to a server remotely using SSH, it used to work out, but suddenly I got the message: ssh_exchange_identification: Connection closed by remote host Even though I've ...
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0answers
18 views

Can't access 192.168.7.2 on beaglebone black via Chrome

For some time now, I've not been able to ssh to my beaglebone either through apps like putty or via the recommended web browsers. Although cloud9 IDE works fine and I can access the beaglebone over a ...
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2answers
29 views

X11 forwarding Amazon EC2 significance of sequence number in DISPLAY variable

I am X11 forwarding from an Ubuntu instance hosted in a Amazon EC2 to my localhost. I am able to do the forwarding only when the remote (Amazon EC2) DISPLAY variable is set to localhost:10.0 I ...
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0answers
29 views

Can't show the content of /sdcard of my Android phone from sftp in Ubuntu's Nautilus or FileZilla

I set up a ssh server on Android using SSH Server by Ice Code App. Settings of ssh server: http://i.stack.imgur.com/ZlbzJ.jpg http://i.stack.imgur.com/b1X4i.jpg ...
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1answer
22 views

Is there a default ssh server or ftp server running on most linux distros?

I am quite new to using linux and I am wondering if, in most circumstances there is a default ssh and or ftp server running. I have started a few virtual machines and I have always been able to ssh ...
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1answer
27 views

Installed OpenSSH on Mint 17 but it doesn't seem to be running

So I've installed OpenSSH on Mint rafaela 17.2, but it doesn't seem to be running when using the modified config file. Not sure why service says its up, but I don't have a PID, don't have a listener, ...
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2answers
38 views

How to do port forwarding between localhost and localhost on two machine?

I have a local machine A, and I want to access machine C that is behind a firewall. I have access to machine B, which is on the same network of C, and I want to use machine B as a ssh server to ...
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1answer
21 views

emacsclient connection refused

I am running emacs in daemon mode and I got dissconnected from the server on which it was running. After re-connect, when I run emacsclient -nc I get the error connect localhost port 6012: ...
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1answer
70 views

SOLVED No SSH while loged off locally

So, I'm trying to access my laptop while I'm outside my LAN, but I have a problem, at least I think that isn't the normal behavior. I can't access via SSH if my user isn't locally logged in. I'm not ...
0
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1answer
36 views

SSH to 2 local machines via Unix server

Here is the situation: I have a Windows home machine Home which I can connect to Foo, a Unix server via ssh. Then I can ssh from my Unix work machine Bar to this same server Foo. Windows ...
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1answer
30 views

Debian ssh Cannot Resolve Hostname on DHCP Server

I used to connect to my raspberry pi via ssh using the hostname of the pi and vice versa. Now that doesn't work. I can connect by using the ip address, but that changes daily and it is annoying to ...
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2answers
44 views

How to skip unresponsive server

I wrote a script that runs on multiple servers. Sometimes the script gets hung on one of the servers and I have to hit (control C) to end the process. If not, it gets stuck and keeps trying to ...
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0answers
11 views

How to enable unison to login with ssh from systemd service unit?

I have a pdf-sync.path file for systemd runnin in user-space (systemctl --user enable pdf-sync.path). Whenever there is a change in the folder that I defined in the path file I want to synchronize ...
0
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1answer
41 views

Proxy connection via SSH from one terminal to another

I have a private proxy which can be either HTTP/SOCKS, and i am renting a Linode server that i use for web-hosting. If I use a program like putty to SSH onto the webserver and run who it will display ...
0
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1answer
25 views

Disabling openssh host key checking on LAN

If I want to specify for LAN addresses that I don't want to deal with host keys, how do I do that? /etc/ssh/ssh_config Host 192.168.*.* StrictHostKeyChecking no UserKnownHostsFile /dev/null ...
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27 views

How do I send a variable through SSH so it can be used across servers? C Shell

EDIT: Would this be possible in bash? Note: I have to use C shell. (.csh) I have something very similar to the following code: set var = "string" ssh -X server "$var" << END * I ...
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2answers
36 views

SSH to docker container is not working

I'm running a Discourse forum software container in an Ubuntu Server, I was able to login to container using the command. sudo docker exec -it app bash And then I've setup password for the root ...
0
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1answer
36 views

How to add a folder to a remote hosts PATH using a shell script?

I'd like to automate the process of syncing a local ~/bin folder to a remote host, and adding that folder to my remote shell's path. I've got the syncing part done, but am not sure how to automate ...
3
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3answers
380 views

SSH in SSH in shell script

I'm not sure I have the capability to test this right now, but was wondering if someone might advise if it is possible to do something like this: Run a shell script Shell Script SSH's into a ...
3
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2answers
39 views

Archiving to remote-machine with tar/cpio and ssh?

I'm renting a couple of VPS with Ubuntu, and I've managed to fill-up one of them. Here I've got several directories with lots of files I'd like to put into an archive. Unfortunately, I don't have ...
0
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1answer
17 views

persisting multi-factor user data for custom pam authentication in CentOS 7

I am designing n-factor authentication for CentOS 7 using a custom PAM module. When the user tries to SSH, they will be texted a pin code, and be prompted to enter the pin. Where should I store the ...
0
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1answer
17 views

Lock SSH DOR access the same as VSFTPD?

I'm quite new to Linux, I'm running CentOS 6.7 and I'm trying to follow best practice procedure of creating a user "instead of using root" but I want to restrict their SSH file browsing capability to ...
0
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1answer
24 views

ssh master - execute su remotely

I have a server S that I need to connect to. I'm connecting to S as user asdf with control master and after that I perform some stuff: ssh -N -f -M -o ControlPath=$SSHSOCKET ${USER}@${IP} -p ${PORT} ...
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1answer
47 views

Script SSH and run command

I must connect to server every day by ssh, and I made a script to display logs. This is my code: #!/bin/bash A=`date +%Y` M=`date +%m` D=`date +%d` gnome-terminal --geometry=82x11 \ --tab --title ...
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1answer
21 views

Command does not execute properly on remote server

I've been trying to update my backup script such that it saves data on a remote server instead of on a local disk. I have succeeded in converting the entire script but the last part in which I remove ...
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2answers
66 views

ssh Public key problem

I have several clients connecting to an SSH server all using public key authentication. I am trying to connect from an Ubuntu 14.04 VM to the same server. Cant get public key authentication working. ...
0
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1answer
33 views

Graphical access to windows over ssh

I have a chromebook with kubuntu on and a desktop computer at home which is quite powerful running windows 10. Since the chromebook has limited memory/hd space I would like to be able to access my ...
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0answers
53 views

Capture user input in SSH

Say you are at work, you ssh to your home PC and opened a python game.py. No VNC. Is it possible to press down and up, space, etc. inside the window of the game? No need to see the actual game ...
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0answers
34 views

ssh x11forwarding not working , but only on debian8 [duplicate]

I recently installed Debian 8 on my workstation , witch before ran ubuntu 15.04 , but after Debian 8 came into my live , I have not successed running ssh with X11forwarding. case is: I have a server ...
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2answers
48 views

best way to upload files(100gb+) from freebsd server

I need to upload lots of files(100gb+) from server, currently i get ssh connection, and i'm not restricted in software i can use and run anything. Please recommend me the way to upload files to my ...