How do I execute a script on remote server called from my PC? How to run a shell/python/perl script on remote Unix-like systems?


What is the difference between authentication and authorization? Why it is important to understand difference between the two? Authentication vs. Authorization — what are they and how do they differ?


Q. I’ve couple of Linux / Windows server hosted in remote data center? My ISP provides following option for rebooting the box: a) Graceful shutdown command b) An IPMI reboot c) A power strip Which one is the best way to reboot server and why?

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Q. How do I install OpenSSH server on Asus EEE Laptop PC?


Q. How do I tunnel X Windows Securely over SSH? I’d like to run X program on my remote Linux server and get back display to Laptop computer connected by high speed internet? A. A tunneling protocol is a network protocol which encapsulates a payload protocol, acting as a payload protocol. Reasons to tunnel include […]


Q. I’ve CentOS Linux cpanel server. I’d like to turn off SFTP server but only allow SSH for root user. How do I trun off sftp server? A. OpenSSH / sshd reads configuration data from /etc/ssh/sshd_config. The file contains keyword-argument pairs, one per line. Lines starting with ‘#’ and empty lines are interpreted as comments. […]