SSH (Secure SHell) is a protocol for running commands on a remote computer.
2
votes
3answers
36 views
Why do 'ssh host echo $PATH' and printing the $PATH after ssh'ing into the machine give different results?
On a particular host, when I ssh into the machine and enter echo $PATH I get
/home/wxy/bin64:/home/wxy/bin:/usr/kerberos/bin:/usr/local/sbin:/usr/sbin:/sbin:/usr/local/bin:/bin:/usr/bin
and if I ...
0
votes
1answer
43 views
SSH tunneling: connect_to localhost port 22: failed
I want to connect from my computer to a remote computer using a middle server(u port forwarding). I run this command on remote computer:
ssh -R 9300:localhost:22 user@middleserver
and this one on ...
-1
votes
0answers
14 views
Can not figure out the X11 for using it for GUI locally [closed]
I understand that when I do ssh to a remote linux server in order to use a GUI locally I need to have X11. Also that this X11 is some kind of client/server architecture to be able to display a ...
0
votes
1answer
47 views
How to control desktop applications over SSH
Assuming that the wife is right now using our desktop Kubuntu machine, probably surfing the web in Firefox or using Digikam. After logging into the machine via SSH, what can I do to 'pop up' little ...
0
votes
1answer
37 views
can't ssh into remote host with root, password incorrect
I have a remote host,
previously I can ssh into it with root and password
ssh root@remote_host
or I ssh into it first using a regular user account
ssh esolve@remote_host
and then su root and ...
10
votes
4answers
637 views
How do I trigger autocomplete without a tab key?
I'm ssh-ing to my machine using my iPhone with an app called ServerAuditior. It doesn't have tab key. See screenshot.
How do I trigger autocomplete without the tab key? I don't want to type a lot of ...
0
votes
1answer
30 views
Nohup process not running into ssh
I have a question on the use of nohup in an ssh session. During more than three years my java software executed the following command daily using a remote ssh session:
cd some_path; chmod 777 ...
1
vote
2answers
47 views
Shell hangs when doing command from ssh
I'm trying to automate a server update process.
What this should do is check for git diff files and list them, to later be copied from one place to the other.
Here's my script on my local machine:
...
1
vote
0answers
13 views
persistent SSH connection while connecting to VPN [migrated]
I have a Linux machine on the intranet which I can only access via ssh, this machine needs to connect to a VPN using openconnect however when I do that I get disconnected from ssh since the intranet's ...
2
votes
1answer
43 views
My reverse-ssh tunnel is using keepalives but they're not helping
I have an ssh client machine picard behind multiple unreliable internet connections - all with NAT.
I have my server time, reliable with a static IP.
I want to be able to access picard thorugh time. ...
2
votes
1answer
53 views
Ssh to a box, run a command, output data to a file, then move on to the next IP adress [duplicate]
I want to run a script from my Jump server, have it SSH to a server, then run a command (like rm <file>, top or ls -lsa) then take that output and put it in to a file on my Jump server then move ...
6
votes
1answer
104 views
Why ssh does not turn terminal title back?
As you might know, when you ssh to a server from an X terminal (rxvt, gnome-terminal...), ssh changes the window title to reflect user@host, but it does not change it back.
There are many tips how to ...
1
vote
1answer
30 views
How to prevent ssh-agent from starting in CentOS?
How do I stop ssh-agent from starting when logging into CentOS via openssh?
There are no references to ssh-agent in my bash startup scripts (.bashrc) or /etc/bashrc.
3
votes
1answer
53 views
Why wget does not work via ssh tunnel? What does proxy prevent ssh-client to do?
To test things I'm trying to establish a local ssh tunnel from my laptop to a site via ssh-server, and download a page of the site (or view it in a browser).
The tunnel is made like this:
$ ssh -L ...
3
votes
1answer
42 views
apt-get via ssh-tunnel if only port 22 is allowed
I have a server which has only access to the outer world via port 22 (for the use of ssh from the server to other computers).
I want to install some packages via apt-get on this server.
Can I achive ...
8
votes
2answers
118 views
Can I unfreeze bash or vim when SSH session freezes from timeout? [duplicate]
When my SSH session times out, the whole terminal freezes.
Is there any way to break out of that connection? CTRL+C doesn't cut it.
1
vote
2answers
94 views
Getting internet to Linux VM without being detected by Network
I'm trying to get internet to a Linux VM (Backtrack 5 on VMWare Workstation). Unfortunately I was told to not "bridge" the connection from the VM because it could be detected by our companies network ...
0
votes
5answers
64 views
SSH login attempts per minute per IP
How can i limit SSH login attempts per minute per IP ?
I want to disable login attempts during 5 seconds after a failure. Is this possible ?
I'm not talking about ban a user after parsing logs like ...
0
votes
1answer
26 views
How to change search result highlight in vi?
The scenario: I log on a server using ssh, and search for keywords in a log file using vi.
The problem: at the moment, the results of a search is only highlighted by a cursor _ below the searched ...
0
votes
0answers
31 views
Spurious “command not found” [duplicate]
I am in the process of trying to build and install pjsua on my embedded board running linux with a kernel which is a variant of 2.6.18.. The board is booted via nfs from my filesystem.
I have built ...
-1
votes
0answers
27 views
Copying File From Unix To Windows Clipboard [migrated]
I want to copy a large file from Unix Server (Connected via SSH) to Windows Clipboard (to Windows via which SSH is done ). How can this be done?
I can't install any third party application on the ...
1
vote
1answer
90 views
How to log SSHD failed logins with usernames under OpenBSD 5.3?
Since DYNDNS became a payed service, I found a solution to dynamic IP address problem:
OPENWRT router side (dynamic IP, this line is in the CRON):
echo close | ssh LOCATION@SERVER -p 22 > ...
2
votes
1answer
55 views
ssh-agent forwarding for a Vagrant VM
I'm currently looking at setting up a Vagrant environment on my Mac machine, so that I can run vagrant up and it will then install rbenv and ruby and all I need. Then I have a Bash script that will ...
0
votes
1answer
49 views
Iptable rule to ssh over the internet
I've a server abc.example.com and a remote desktop zzz.example.com. I'm using SSH over a custom port, say, 6789. Whenever my firewall is off, I'm able to connect to the server successfully. But, as ...
2
votes
2answers
65 views
How to automate connecting to multiple network devices, running a command and saving the output to a file?
I have to run a command on around 1000 network devices and save the output to a file. In a file I have a list of all the network device names that have to be connected to using SSH. I then have to run ...
0
votes
1answer
35 views
How can I mount a remote sshfs directory of an publicly inaccessible server on my inaccessible client machine?
This is an extension of the question by @Andrei
How to mount remote SSHFS via intermediate machine? Tunneling?
I'm in the same situation that I want to mount a remote directory, however the ...
-2
votes
2answers
35 views
Push local git repo to server via ssh
So I have a local repo and a server with git installed and a git user.
I want to send (push) the repo to the server. When I simply login to the server via ssh I have to specify my .pem file and a ...
1
vote
4answers
126 views
Log in to multiple remote servers and execute a script [duplicate]
I want to make a script that will remote login to the multiple servers listed in a txt file like
10.3.9.6
10.3.9.7
and all servers have same username and password.
and want to capture the output of ...
2
votes
2answers
63 views
Playing a remote movie on the remote computer
I have two computers (a desktop and a laptop) running linux connected to my local area network. I like to ssh from my laptop over to my desktop and run programs there, and sometimes listen to music on ...
1
vote
1answer
47 views
pdsh command failed with connection refused
I'm able to remote login the target host with ssh. But when I execute a command through pdsh, it fails with connection refused. Both systems are sles11.
I found a description of the error on this ...
2
votes
1answer
53 views
Route only ssh traffic through VPN
Is it possible to route a computer's SSH service through a VPN connection but allow ALL other data to exit through the WAN address? What sort of iptables magic needs to be done to accomplish this?
...
1
vote
2answers
41 views
SSH agent loses keys after logging out
I added my SSH key having typed
ssh-add ~/.ssh/id_rsa
and ssh-add -l printed my key. But after logging out and logging in again I see
The agent has no identities.
I've tried setting a very ...
0
votes
1answer
21 views
UUOC with ssh file transfer
Just wondering; is it possible to skip the cat in
some_command | ssh remote 'cat > outputfile'
? It feels like a UUOC.
0
votes
0answers
17 views
System Proxy Settings [duplicate]
I'm troubled by many types of proxies setting.
Currently I configure proxy on many places, and if I switch environment I have to unset proxies on same places.
What I have to change
Environment ...
0
votes
1answer
34 views
Cannot connect to ssh from crontab
I can create ssh connection from the command line with this command(without password):
ssh -R 9900:localhost:22 user@host
I need to run this command whenever the system reboots, so I put it in a ...
2
votes
1answer
58 views
Line endings when using GNU Screen
I'm seeing some slightly odd behaviour when using GNU Screen 4.00.03 on a Red Hat Enterprise Linux 6.4 system.
If I connect without Screen, looking at the logs I can see each line is terminated with ...
1
vote
2answers
122 views
Colorful ssh banner
I would like to colorize my ssh banner. I now I can perform it like so :
In /etc/profile I can put
echo -e "\e[1;31m Colorful text"
echo -e "\e[0m Reset"
But I have an ASCII art in the banner ...
0
votes
1answer
44 views
tmux with iterm2 attach a remote session
I'm using the tmux integrating with iterm2, which can create a tab in iterm 2 for each window created by tmux.
But somehow this doesn't make much sense for the usual ssh scenario, where we first ssh ...
1
vote
0answers
36 views
ssh will sporadically hang temporarily on fast connection
I am using Ubuntu 13.04 on my laptop, connected to my router at home. When working from home, I will ssh into the servers on campus, through a vpn, with X11 forwarding.
ssh -X ...
1
vote
3answers
191 views
X11 forwarding not working from putty and XMing to centos 6.4
I have centos 6.4 running on VirtualBox. I can connect to it via putty just fine. However X11 forwarding is not working. I Have Xming 6.9.0.31 running and putty 0.62 is setup for X11 forwarding:
...
3
votes
1answer
160 views
X11 forwarding an OpenGL application from a machine running an NVIDIA card to a machine with an AMD card
I'm interested in forwarding an X11 session over SSH, in order to launch a remote process that utilizes OpenGL (specifically, gazebo for anyone familiar.)
The problem that I seem to be running into ...
1
vote
1answer
32 views
Possible sftp connection behind a router that is impossible to open any public ports except some standart ports like http?
I want to ask about the problem that I have with my office computer. I cannot reach the router so I cannot redirect any incoming requests to my PC.
I have to get a huge file from another computer on ...
3
votes
2answers
93 views
Why doesn't the ssh command follow RFC on URI?
The RFC:
Uniform Resource Identifier (URI) Scheme for Secure File Transfer
Protocol (SFTP) and Secure Shell (SSH)
presents the SSH URI as:
ssh://[<user>[;fingerprint=<host-key ...
0
votes
3answers
78 views
When you ssh into a server, do you use server settings or your own settings?
So say I'm running a Linux server that is running irssi in a tmux session.(Detached) My question is, when I ssh into the server and reattach the session, will my shortcuts that I use on the 2nd PC ...
1
vote
3answers
87 views
how can I find out my server's subnet mask via SSH
Hi I use media tamples dv server... I connected it via SSH with putty.. I need my server's IP address and subnetmask. I know the IP address but I don't know the subnetmask.
How can I find out my ...
2
votes
1answer
41 views
ssh/scp works but rsync just constantly says “no”
Hi I have a windows 2003 server that I need to back up onto a linux client so I install cygwin on the Win2k3. On the Win2k3 I have enabled ssh, scp but (because the Win2k3 server uses an customised ...
5
votes
1answer
89 views
Does fail2ban offer any additional protection to SSH if password login is already turned off?
I’m setting up a Debian VPS on Linode to use as a public web server, and I’m following their security suggestions.
The last suggestion they make is to install fail2ban, to avoid dictionary attacks on ...
1
vote
1answer
53 views
Checking if passwordless ssh authentication is possible without permission for sshd_config
Is it possible to check if authorization authentication with keys is available without permission to read ssdh_config ?
-1
votes
1answer
73 views
SSH screen (CentOS) crashes
I use the screen command to run a Minecraft server on my CentOS 6.4 machine.
However, once I end the SSH session, the Minecraft server and the screen will eventually simply stop such that when I come ...
1
vote
1answer
39 views
Different “history” command output after reconnecting via SSH
Why do I get different results for the "history" command for the same user after I reconnect a disconnected SSH session?
I connect to a server using putty (SSH), say as root
My network gets ...
