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

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How to make RHEL look at access.conf for su -?

I use the file /etc/security/access.conf to dictate what users have access to the server: + : root : LOCAL + : user1 : ALL + : user2 : ALL + : user3 : ALL - : ALL : ALL This works fine for new SSH ...
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1answer
530 views

Testing SSH Access from external network

I have an application running in my corporate environment, which users access through SSH. All the users within the corporate network as that of the server are able to access this application over ...
2
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1answer
812 views

How do I grant someone else access to my linux server

If you administer a Linux server, what steps do you take to properly grant someone else access? Assuming they will log in over ssh, don't already have an account, and will need root access. ...
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1answer
211 views

about route table setting, and ssh between vmware

firstly i got 2 physical machines PC and notebook 1. under PC(WIN7, 192.168.1.2) have a VMWARE, VMWARE installed one solaris(172.168.1.50). I can use putty to access to solaris from PC. ...
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1answer
2k views

syntax highlighting in vim over ssh

When I ssh from work to the local network, I can turn syntax on in my vim instance and it works. When I go home and ssh in, I turn on syntax highlighting and nothing happens. While at home, if I use ...
2
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1answer
186 views

Executing 'ssh-add -D' from a cron job doesn't work

I've set up an openSSH server on an ubuntu-server machine, and I configured it to use public/private key (without password). I want to require both password and key check when the client connects to ...
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3answers
511 views

denyhosts is blocking existing users from logging in from unknown (new) IP addresses

I have denyhosts set up and working on Ubuntu 12.04. It apparently works well, except it is too strict. I can log in from any IP address that I have added to hosts.allow in advance. My sshd_config ...
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1answer
4k 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 ...
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1answer
996 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? ...
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3answers
572 views

Log in with specific shell at terminal login

If I log in to a system over ssh, I can use the default shell with a simple ssh user@host, or specify something like ssh user@host 'bash --norc --noprofile' or ssh user@host ksh. Is it possible to ...
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1answer
783 views

How to password-less log on via ssh alias

Suppose I have access to pc via a server. I can directly log-on to pc by using How do I connect to a pc through another pc using ssh Such that my .ssh/config looks like: Host short Hostname pc User ...
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1answer
5k views

How to put value of echo pipe netcat commands into variable [duplicate]

I have this command succession: echo -ne "/dev/shm/test.sh" | netcat 89.196.167.2 4567 and let's say it return a string like, for example "Hello...bla". (on the 89.196.167.2 i have made a server ...
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1answer
174 views

Configure SSH keys for production and DR server

Here is the case, we have successfully configured SSH keys (and hence password-less SFTP connection) between ProdServer-A to ProdServer-B. It works, or so I thought still yesterday. Yesterday ...
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2answers
129 views

Remote access SSH problem

I have been asked to setup a lab with 1 PC (fedora 18 OS) and 4 SGI (IRIX 6.5 OLD OS). I am using a switch to connect them to university's network, and I asked tech guys to assign static IPs to them. ...
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1answer
178 views

SSH to server, execute commands and give control back to user

How can I do something like this with one ssh command: echo << EOF echo "Choose a file:" * read f rm -r "$f" EOF | ssh user@host I can use the -tt (yes two t's) with ssh to make ssh read from ...
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2answers
456 views

Transfer a file from Android to a PC (not in the same network)

If I were connected by wifi in my network, there isn't any problem because with AirDroid I can access the sdcard files using the browser. However when I am out, how can I transfer a file from my ...
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1answer
1k views

permission denied executing script over ssh

When a web page is loaded on server A i want it to run a script on server B. I can do this with a series of commands from server A by logging into server B and executing the script, but it needs to be ...
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3answers
531 views

how to allow SSH connection with a password instead of key exchange.

I need to connect to a remote host over ssh. The client doesn't support ssh key method but able to connect to remote but get disconnected with an error "no supported authentication methods available". ...
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1answer
358 views

su and redirection

The following line shows the principle of a construct which I can use under Red hat 5.5: $ echo "foo" | ssh myhost "echo \"cat <&1\" | su --login" foo Actually it was never clear to me why ...
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1answer
356 views

password problem when feeding a remote file into diff

When I want to compare a local file with a remote file, any of these usually works: $ ssh remote cat file | diff file - $ diff file <(ssh remote cat file) However, sometimes (especially when the ...
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1answer
454 views

SSH connection timeout

I'm periodically establishing short SSH connections to one of the local servers. I observe intermittent timeouts. After investigating the issue, I found that SSH timeouts happen when there is a lot of ...
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1answer
837 views

Why am I not able to login directly using SSH

Suppose, the server address is abcd.com. On my local machine at my workplace, I have to login to that server, using ssh <my employeeid>@abcd.com Then, to login to user myname , I have to use ...
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1answer
311 views

Is this possible to customize auth.log about which key was used?

I use a classical pair of private/public key in order to connect into servers. For now, we have one dedicated account, let's say foo, which is used by multiple users, each with their own pairs of ...
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1answer
290 views

How should I start X after ssh'ing into a remote box?

I am trying to syncronize my clipboard with a remote machine using XQuartz and xsel. It works, but only after I run an X windows program: connecting from Mac OS X with Quartz running and the ...
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2answers
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Is there a clipboard on non-GUI Ubuntu / Linux systems? Can I synchronize it with my local (OS X) clipboard?

I spend a lot of time on Mac OS X as a desktop system, and on the Mac there are two nice little utilities for the command line, pbcopy and pbpaste which can accept stdin and write to stdout. Is there ...
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1answer
2k views

Problem with pam_mount and sshfs

I'm trying to configure automounting of users home directories using pam_mount and sshfs (users are LDAP users on remote machine). I configured pam_mount: <?xml version="1.0" encoding="utf-8" ...
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1answer
599 views

How do I build Lynx with SSL on Mac OS X?

I'd like to build and install Lynx on Mac OS X. I've found out that building is as simple as running ./configure, but I'm having trouble building with SSL support. I've downloaded openSSL. How do I ...
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1answer
304 views

How to put a tunnel in a tunnel?

I know I can create an ssh tunnel and then tell a program (with tsocks) to use it for networking. But. How can I put an ssh tunnel in an ssh tunnel? I mean I can't again use the tsocks in tsocks ...
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1answer
599 views

UFW Limit does not appear to work

I have my ssh port changed to XXX. Then I did ufw limit XXX/tcp However, when I try to login, after 5/6 failed attempts I get thrown back to prompt, but I can try again. Is that supposed to be the ...
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2answers
371 views

Is it possible to detach a process started from one ssh session using another ssh session? [duplicate]

Possible Duplicate: How can I disown it a running process and associate it to a new screen shell? I started a process from one ssh session to a target machine T. The system from which I ...
2
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1answer
717 views

How to disable SSLv2 in OpenSSH?

Due to the recent deprecation of SSLv2, is it possible to disable SSLv2 in OpenSSH? Is OpenSSH even using SSLv2? From digging around, I see the sshd is not compiled against openssl , but it is ...
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2answers
87 views

Connecting to a machine which is behind a university gateway

I have a username and password to connect to a remote machine which is behind a university gateway (using ssh). However, I don't have a username and password to connect to the gateway itself. I ...
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2answers
1k views

SSH on my local network - problem with login

I'm having problem with logging into my local-network-linux (server) ssh with Putty (and with Linux terminal, too) When my server shows me request to insert username, I insert "root" and I do press ...
2
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1answer
997 views

Monitoring the OpenSSH sFTP process?

Is there a way to monitor the current status of my sFTP process from my Debian server? I'm looking from something similar to top or netstat that will give me the status/progress of activities ...
2
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2answers
273 views

tar through ssh session [duplicate]

Possible Duplicate: What does “-” mean as an argument to a command? When I use this command: tar cf - /tmp | ssh test.com tar xf - What does the '-' mean? And is this the ...
2
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1answer
4k views

How to install java on CentOS VPS through ssh

I wrote a little Java servlet and, in order to run it, acquired a VPS which runs Centos 5. Now, in order to run it, I guess the first thing to do is to install the latest JRE. I have ssh access and ...
2
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2answers
757 views

rsync via ssh from linux to windows sbs 2003 protocol mismatch

I am trying to backup my linux webserver to our local windows sbs 2003 server in the office. I have set up ssh and cwrsync on the windows server and have confirmed that the linux server can reach the ...
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1answer
65 views

SSH command not exiting properly [closed]

I wrote a script that SSH to remote servers in loop and run a command, it gets hung after running on last server.Here is my loop script - cat server | while read serName do ...
2
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1answer
185 views

Connect to server to remotely access a Linux computer via GUI

I'm working from home on my laptop which runs on Ubuntu and I would like to access my work computer which runs on Mageia. Usually I just gain access through terminal like this: ssh -p <port> -X ...
2
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1answer
61 views

Detect remote sshfs mounts on local machine

I would like to get back the question of this post. When a user in a remote client mounts a directory from a local server on his filesystem through sshfs, he is not visible in the server through who ...
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2answers
56 views

How to make ssh connection to LXC container by its name?

Is it possible to make ssh connection to lxc container by its name? I have been using IP addresses but then I though how easy it would be to use ssh test01 (here test01 being container name) instead ...
2
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2answers
121 views

Passwordless login only works using directly invoked sshd on server

I've been through as many of the bugfixes as I can find for the classic ssh key issue : I've set up my public and private keys "correctly" but passwordless login still doesn't work. The details : ...
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1answer
84 views

Jumping ssh hosts without netcat

I have access to an intermediate server to which I can connect with ssh. From there I can connect to other servers: A→B→C, where A is my laptop, B is an intermediate server accepting connections from ...
2
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1answer
93 views

Does `ssh -D` proxy DNS request?

Is DNS resolution tunneled to the other end when I use a SOCKS proxy created with ssh -D? I have read the manual, searched the Internet, and found no documentation relevant.
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2answers
55 views

Code for submitting job on cluster

I don't know whether this is the right place for posting this question, if not kindly let me know where I can ask. My doubt: I use the following code to submit a job on a cluster, but I don't know ...
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2answers
23 views

ssh and VNC connections are directed back to the original machine by dynamic DNS server

First question I've asked here so please forgive me if I accidentally break a rule. I recently set up an ssh server on my home machine, and am using ddclient to keep the dynamic DNS service at ...
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2answers
113 views

How can I alert on completion of a long task over ssh?

My desktop is Ubuntu, which has the handy program notify-send, which pops up an alert on the desktop. It also has the following handy alias built in: $ type alert alert is aliased to `notify-send ...
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1answer
306 views

Troubleshooting SSH on Ubuntu Server

I am trying to setup SSH-key authentication on Digital Ocean Cloud server. I first added my rsa_id.pub to my account and autoloaded it to the ubuntu droplet when I created it. There seems to be an ...
2
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1answer
86 views

How to make sshd listen to two ports, but restrict one of them to a single source address?

I need sshd to listen both on port 22225 (allowing connections on that port from any IP) and port 22 (allowing just a single static IP on that port). In other words, listen on two ports at the same ...
2
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1answer
135 views

How do I disable graphical password prompt from SSH?

Sometimes SSH pops up a GUI password (or host authentity) input window, which interacts poorly with Awesome window manager, prevents copy&paste of the password and is generally unnecessary for me. ...