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

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How to Find the Cause of Too Many Dropped SSH Connections?

Overview: I have a home setup, behind a home router, on which there is Proxmox Hypervisor running over 10 VMs. One of those VMs is the first point of entry after router. It is just a jump host Centos ...
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0answers
1k views

Can't Install ImageMagick on Centos using Yum

I am trying to install ImageMagick on my dedicated-virtual Centos server for use with PHP. I first ran the following commands successfully: # yum install gcc php-devel php-pear # yum install ...
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2k views

OpenSSH hangs after login without showing login prompt

I ran across an issue with ssh after fresh Ubuntu 13.10 installation on Lenovo T420. I tried git pull (which failed) and this led me to more general ssh failing. After spending some 2-3 hrs of ...
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1answer
67 views

Ways of logging to Linux machine [closed]

How many ways to log to a Linux machine there are? Direct login, using connected keyboard :) Remote login via ssh (-Y) to console or GUI is there any other means - defaultly allowed, or enabled in ...
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2answers
571 views

Public key f3:6e:87:04:ea:2d:b3:60:ff:42:ad:26:67:17:94:d5 blacklisted (see ssh-vulnkey(1)); refusing to send it

I'm reproducing the Debian PRNG vulnerability from 2008 in a lab environment. Now I'm trying to SSH into the machine, but every time I try to send the private key I get: Public key ...
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1answer
302 views

Passing multiple scripts to shell over ssh

I have a somewhat lengthy script which sources other scripts to include the functions there. I'd like to execute this script remotely via ssh. Now I thought to make one script file of it (without ...
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1answer
300 views

ssh out of port 80 to port 22?

The isp I am currently connected to only has port 80 open, but I need to ssh to my server which listens on port 22 of my router there. Is there a way to go out through port 80 here, then in through 22 ...
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0answers
30 views

Mount a workstation dir upon login to server over ssh

I'd like to have a local directory be mounted upon logging into a remote server via SSH. So if I were to ssh into foo.bar.com as user baz then there would be a directory mounted in /home/baz/roaming - ...
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3answers
1k views

SSH public key authentication works on LAN and not from WAN

I've setup my SSH server to use public key authentication. When I connect to my server on local network, it authenticates. But it doesn't when I connect over the internet. I don't think the problem ...
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2answers
411 views

Ssh 'access denied' from one host but not the other

Consider the following scenario: I have a Debian-ssh-server setup and exposed it to the internet for some time for testing. Also I have an account which is basically configured as root in the sudoers ...
1
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1answer
71 views

Using passwordless ssh on CentOS 6

I have a fresh install of CentOS 6 that I am trying to connect to using ssh without a password. But each time I try to login, I am asked for the password. Here are the commands in order: ssh-keygen ...
2
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0answers
198 views

SSH login from external authentication

Here is what I try to accomplish: I have a server with a git repository. I use ISPConfig as control panel for our websites and I want to integrate the ISPConfig API for email authentication as second ...
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2answers
51 views

Disable authentification for ssh [duplicate]

Is there a way to store my password when ssh'ing on a server? I tried to change the variables BatchMode and PasswordAuthentication in my file /etc/ssh/ssh_config, but to no avail. Could someone ...
3
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1answer
253 views

Installing openssh-server after Rescue Disk boot

I tried to help a friend with hard drive boot problems. I first asked her to make a rescue disk (Ubuntu 12.04.3), and boot from it. Then I asked her to open a console (Alt+F1) and use sudo to become ...
2
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1answer
223 views

Was my Unix server compromised?

Someone asked if this constituted a break-in and wondered if their server had been compromised. Jan 12 04:16:51 foo sshd[26725]: Failed password for root from 61.174.51.207 port 1076 ssh2 Jan 12 ...
5
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1answer
991 views

Non-printable-ASCII characters in sshd banner

It's possible to configure a banner for sshd that is to be displayed as a connection is opened, via Banner /etc/motd.ssh in sshd_config. Note that this is displayed before the authentication occurs, ...
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3answers
1k views

Storing the private key password for auto-mounting SSHFS?

I connect to a server via sshfs using private/public key pairs. My local key needs a passphrase to use. NOTE: The public key has already been copied to the remote server. I'm looking for a method to ...
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2answers
2k views

How to forward port by (sub)domain name?

I have this setup: a (Host) FreeBSD 9.2 host server running VirtualBox with another (Guest) FreeBSD guest server. I have set up port forwarding on the Host to the Guest like this: VBoxManage ...
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3answers
28k views

X client forwarded over SSH “cannot open display: localhost:11.0”

I have enabled X forwarding on remote machine where SSH server is running: # grep -i forward /etc/ssh/sshd_config X11Forwarding yes # On local machine, I have started SSH client with -X flag ...
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1answer
267 views

What's wrong with my AD/LDAP integration?

I upgraded a system from openSuSE 12.3 to 13.1 earlier this week. The upgrade trashed the networking and LDAP. The networking I was able to fix by deleting the bad adapter that the upgrade added, ...
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0answers
821 views

How to restore a DD image file in my primary disk on new debian server

I have a dedicated Debian server at Online.net and I want to change the server by a more powerful (always Debian OS). For that, I have made an image on my old hard disk with this command: dd ...
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1answer
1k views

ssh_exchange_identification: Connection closed by remote host on vnx machine (linux)

I changed the password of my linux machine . I was able to login for sometime and after that I am not able to ssh. I am getting the following error: ssh es4042cs -v OpenSSH_5.1p1, OpenSSL ...
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1answer
6k views

SSH connection timed out. it's not client or server…what now?

I have been using a Linux server via SSH for months, it still works from other locations but for some reason, this week, it isn't working from the office. Putty says "Connection timed out" Is there ...
5
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1answer
332 views

Secure access to remote SSH tunnel

So I wish to be able to access my Raspberry Pi (which I keep at home behind a firewall) remotely. One option is to use a static IP address, but as a poor student I don't want to fork out for one, and ...
2
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1answer
317 views

use SSH tunnel to baypass Captive portal

I know that DNS tunneling is the good choice when we try to bypass captive portal, but i tried to do SSH tunneling instead of DNS but it doesn't works, technically speaking is that possible -bypass ...
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0answers
19 views

Route socks proxy traffic through wireless client [duplicate]

I have a router with two Internet WANs: DSL (vlan1) and wireless client (eth1). They are both in default route: vlan is the first and eth1 is the second (I am using ip route add default scope global ...
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5answers
24k views

Using while loop to ssh to multiple servers

I have a file servers.txt, with list of servers: server1.mydomain.com server2.mydomain.com server3.mydomain.com when I read the file line by line with while and echo each line, all works as ...
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0answers
33 views

unable to forward X11 applications [duplicate]

I installed a headless Debian server which has Wireshark installed. Now I would like to run Wireshark in a way that it uses X11 server running in my Linux Mint laptop. As a first step I permitted X11 ...
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165 views

ssh local tunnel to VM

So, can anyone explain why this doesn't work? Everything from remote host (192.168.1.3): ssh -L 9000:192.168.1.2:80 login@192.168.1.2 elinks http:127.0.0.1:9000 and I can see a web page. other ...
3
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1answer
603 views

Disable ForwardX11Timeout without ForwardX11Trusted in OpenSSH Client?

By default, recent versions of OpenSSH automatically set ForwardX11Timeout to 20 minutes if you set ForwardX11Trusted to no. This means that 20 minutes after you start your ssh connection, you can't ...
2
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2answers
1k views

Add ssh user with minimum rights for backup [duplicate]

I have a small server running Debian and I want to add an account with SSH access for backups. The user of this account should have no console access. He can only transfer (backup) data via SCP ...
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175 views

Fix fonts through ssh

There seems to be some problems with the font size when connecting remotely to another Xserver using ssh. I am using manjaro linux and awesomewm. As far as I understand, the local font settings are ...
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2answers
9k views

Bash script calls expect script with master SSH connection

I'm trying to write a bash script that calls an expect script to establish a master SSH connection to be used for the remaining SSH commands in the bash script. ~/.ssh/config: ControlMaster auto ...
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1answer
454 views

SSH accesss between CentOS and Vmware installed Ubuntu

I am here to request the Linux lads about using the SSH type remote access between my CentOS (Host) and VMWare installed Ubuntu. I am not new to Linux but I am completely new with practical ...
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2answers
102 views

What is the difference between lhome and home, and is it causing my SSH key authentication to fail?

I have RHEL running on a system with my account having the root privilege. My home directory is in /lhome/myusername. If I try to add any user their home directory is created in /home/newuser. What ...
2
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2answers
49 views

Is there a way to use ssh remotely without configure the firewall? [closed]

Is there an application that works like TeamViewer but only works for SSH? I'm configuring a server, and want to place it anywhere but still be able to access ith with putty. Is there a service or ...
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2answers
658 views

PHP exec expect script with SCP then SSH

I have a PHP page which runs the following expect script to upload a file to another server on my network: #!/usr/bin/expect -f set password [lindex $argv 0] spawn /usr/bin/scp /home/Dave/bin/test ...
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2answers
1k views

SSH access from inside and outside a LAN using the same terminal command

I have a Raspberry Pi (RPi) and I am making remote connections to it using ssh. I have managed to set up ssh correctly such that I can access the RPi both from a local area network and from the ...
0
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1answer
111 views

ssh login after changed IP

I have server running Ubuntu 12.04.2 LTS (GNU/Linux 2.6.32-042stab078.28 i686) Had no problem logging in to the server via ssh until my Internet Provider changed my IP. Now, the server keeps adding ...
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1answer
199 views

Autocompletion and coloring not working, when using ssh in emacs shell

I'm connecting to remote server using emacs shell. Emacs shell displays directory listings with proper coloring and auto completion when working with local machine. But when I use ssh the ...
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0answers
841 views

Automate `pbrun su` via plink

I am trying to automate an sFTP process for our project. When I login with PuTTY and manually type the command pbrun su - user1, root access is given to user1 and I am able to do the sFTP process. I ...
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1answer
232 views

Mount home partition on user login

I got a VPS with a user dedicated to store my files. As i am aware of the current situation with the NSA and many other governments, and my VPS is hosted on a doubtful country i would like to ensure ...
0
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1answer
97 views

Cancel SSH (after using it to browse) without logging out?

I'm afraid I'm not an expert on Unix and its command line (I'm using a Mac), so do bear with me (possibly an extremely stupid or basic question). I've used the command ssh -D 8080 -f -C -q -N user@IP ...
55
votes
4answers
243k views

How to copy files from one machine to another using ssh [duplicate]

I'm using Linux (centos) machine, I already connected to the other system using ssh. Now my question is how can I copy files from one system to another system? Suppose, in my environment, I have two ...
0
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2answers
412 views

Access Windows Share from local linux machine through remote ssh server

as you can read from the title, this question might sound tricky, but I believe it is feasible. I work from my Ubuntu laptop. I need to access a Windows share that is accessible only from within my ...
0
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1answer
676 views

Use remote ViM clipboard from iterm2 on Mac OS X

I have been using VNC for a long time for development and now I decided to move to iterm2 and screen. But there is a small problem. I have to ssh into a remote machine and use vim there. And I want ...
2
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0answers
258 views

Why is my /etc/hosts.deny file being ignored?

I am using a small embedded linux setup generated by buildroot to run on a x86 device. It was generated to use busybox init system and also runs dropbear so I can ssh into the device. I wanted to ...
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4answers
347 views

Continue for loop by keyboard

I have user account on a linux machine which I do not know its exact IP address. But I know a range which it is ran on one of them. I want to check which server is my desired server. There are some ...
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0answers
108 views

ssh log sent to email in Cygwin

I am using Cygwin in Windows 7. I am trying to make my syslog-ng daemon send a ssh log via email to me when ever someone tries to log into my computer. I tried using the code below (entered into ...
14
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2answers
2k views

Will my MySQL query continue to run even if my ssh connection drops?

I've connected to a server over SSH and logged in to mysql, and asked it to run a query (the results of which are dumped into a CSV) that could take well over an hour. Although I have instructed my ...