0
votes
0answers
46 views

ssh public key authentication not working

I had my keys set up so I can ssh between machines without having to enter a password and everything was working for a while but then, all of a sudden, I'm being prompted for a password on some ...
1
vote
3answers
85 views

Using nohup to keep a script running indefinitely

I am very new to Linux and I've only been using it to SSH to my web server using Putty. The issue I am having is this: Basically I've got 2 php scripts. One get_tweets.php constantly listens for ...
0
votes
0answers
46 views

Difficulty Installing SSH on Oracle RHEL 5.5

I am having difficulty installing SSH on RHEL 5.5 - I have disabled my Firewall and SELinux. I have gone through: Oracle Docs, to see if SSH is enabled, but I got: To check if SSH is enabled: # ...
1
vote
1answer
67 views

SSH slow after configuring TCP Wrappers

We have SSH open on one of our production servers leaving it prone to various brute force attacks to break in. I reduced the attempts by changing the default port from 22. I want to further harden ...
1
vote
2answers
187 views

ssh passwordless login not working on RHEL

After following this tutorial for setting up SSH pubkey auth, I cannot seem to get passwordless login to work, It always redirects me to the password authentication. As far as I am aware, I have ...
1
vote
2answers
89 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 ...
1
vote
1answer
705 views

undefined symbol in /usr/lib64/libGL.so.1 when using ssh

I frequently use ssh to a computer with redhat using the Y option so I can forward the windows. I always saw errors like this one /usr/lib64/firefox/firefox: symbol lookup error: ...
1
vote
1answer
544 views

startx from mac osx to RHEL6

I am trying to get a GUI over ssh -X. My RHEL6 server did not have X Window System and a graphical desktop environment. So I installed using yum groupinstall "X Window System" Desktop. It installed ...
2
votes
3answers
906 views

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 ...
3
votes
1answer
7k views

With SSH X11 forwarding (`ssh -X`), get `Can't open display` trying to run X applications

I'm able to login to sever using ssh -X Hostip but when i run the command xclock it give me this error Error: Can't open display: localhost:11.0 I check my Display value using echo $DISPLAY ...
5
votes
4answers
13k views

Pseudo-terminal will not be allocated because stdin is not a terminal

I'm trying to set up automatic SSH hopping through a server which doesn't have nc. This works from the command line: ssh -A gateway ssh steve@target (I have added my public key to the SSH agent). ...
2
votes
2answers
982 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 ...
14
votes
2answers
9k views

Why SSH takes a long time to Connect

I have noticed that some Linux Servers in Network takes long time to connect using ssh. Situations:: There are two situations I have faced. 1: On some servers some times it takes a long time to ask ...
1
vote
2answers
234 views

How to view Graphical view of Application using ssh [duplicate]

Possible Duplicate: How to forward X over SSH from Ubuntu machine? Is it possible that I can view the GUI of application when I pass some command to Redhat linux Server using ssh. Like when ...
0
votes
1answer
469 views

How to copy a folder from remote machine to my system using ssh or any other way

Hi I need to copy a folder of size 885 MB from a remote machine to my system using ssh and port no is 1500 What is the command I can use to accomplish this path of remote folder is ...
1
vote
3answers
187 views

User's name appears as “bash-3.0” on SSH shell

I am working on a Redhat server and one of the users' names appears as "bash-3.0" on the "SSH Secure Shell Client." His name is appearing correct under /etc/passwd. How could this happen? How can I ...
5
votes
5answers
990 views

ssh command unexpectedly continues on other system after ssh terminates

I'm running the below command, and monitoring the output file on the other system: ssh $ip_address 'for n in 1 2 3 4 5; do sleep 10; echo $n >>/tmp/count; done' If I kill the ssh command ...
5
votes
2answers
2k views

ssh localhost without password doesn't work on Fedora 14

I performed: $ ssh-keygen -t dsa -P '' -f ~/.ssh/id_dsa $ cat ~/.ssh/id_dsa.pub >> ~/.ssh/authorized_keys then in /etc/ssh/sshd_config changed StrictModes to no and restarted sshd. And I ...
1
vote
1answer
428 views

X11 Forwarding Problem Netscape

I have the following problem. A working verbose x11 forward request looks like this: remote server release: Red Hat Linux release 6.2 (Zoot) sh-4.1$ ssh -1 -vvv -l username -o "ForwardX11 yes" ...
3
votes
2answers
965 views

System hangs on shutdown/restart - is ssh involved?

If I ssh into my server and do 'shutdown -r now', the shutdown hangs on the message 'Sending processes the KILL signal', and I have to walk into the lab and use the power button to force a shutdown. ...
3
votes
1answer
710 views

SSH getting disrupted intermittently

I have Red Hat Linux Enterprise Edition 5 on my box. Recently I started having issues with my SSH service not keeping my connection and randomly disconnecting my clients. Ping works perfectly fine, ...