OpenSSH Config File Examples
H ow do I create and setup an OpenSSH config file to create shortcuts for servers I frequently access under Linux or Unix desktop operating systems? A global or local configuration file for SSH…
Change Password Using passwd Command Over SSH Based Session
I‘m a new Ubutnu Linux user. I backup files to our corporate Unix backup server using the rsync command. The server only allow to upload/download files. I am unable to login to the server. How…
OpenSSH Config File Examples
How do I create and setup an OpenSSH config file to create shortcuts for servers I frequently access under Linux or Unix desktop operating systems? A global or local configuration file for SSH client can…
Change Password Using passwd Command Over SSH Based Session
I‘m a new Ubutnu Linux user. I backup files to our corporate Unix backup server using the rsync command. The server only allow to upload/download files. I am unable to login to the server. How…
OpenBSD: Reload / Restart / Stop dhcpd Server Command
I manage MS-Windows server and recently started to play with OpenBSD server. How do I reload or restart the dhcpd server on OpenBSD using shell command line option? If you made changes to the…
CentOS Linux 5/6: Change OpenSSH Port Number
I am a new CentOS Linux user. How do I change default sshd tcp port # 22 to 2022 on CentOS Linux version 5/6? You can set or specifies the port number that sshd…
How To Setup SSH Keys on a Linux / Unix System
I recently read that SSH keys provide a secure way of logging into a Linux and Unix-based server. How do I set up SSH keys on a Linux or Unix based systems? In SSH for…
X11 forwarding request failed on channel 0 Error and Solution
I am a new Linux server user. I need to tunnel X over ssh. I type the following command from OS X Unix terminal to login into far_away_machine (a centos server): ssh -X -o options…
Fix: /bin/dbus-launch terminated abnormally without any error message and solution
I am a new Linux server user. I need to tunnel X over ssh. I type the following command on a CentOS/RHEL based remote host to get display on a local desktop: ssh -X user@server1.cyberciti.biz…
Connect To Amazon AWS EC2 Instance From a CentOS / RHEL Using SSH Client
I have created/launched Amazon Machine Image (AMI) instance powered by a CentOS/RHEL/Red Hat Enterprise Linux. How can I connect to my instance using OpenSSH Linux/Unix/OSX ssh client? You can use OpenSSH ssh client program…
