y nginx server is behind a reverse proxy load balancer. How can I show the correct client IP address in nginx log files when nginx is behind a load balancer?
I configured and use my openssh server to accept only public key based
authentication. I need to test if my server accepting password. How to allow ssh client to use only password auth when pubkey auth configured?
f I want to copy a single file into three locations (directories), by using a single cp command
(e.g. cp file /dir1/ /dir2/ /dir3/
. Would that be possible? If yes, please provide the command for GNU/Linux or Unix operating systems.
recently upgraded my MacOS Sierra and now ssh command keep asking for passphrase as follows when I try to login to my remote Linux/Unix server: Enter passphrase for key ‘/Users/vivek/.ssh/id_ed25519’:
How do I fix MacOS Sierra upgrade that keep breaking ssh keys in terminal?
am a new bash shell scripting user. How do I find out the size of a file in my bash shell script and store this file size in a bash shell variable?
am a new user and trying to run Python program. I have a cloud based VM/VPS and when I type python mycode.py at the terminal of my server, I get the following error:-bash: python: command not found
How do I solve this problem?
ow do I switch from a ksh shell to bash on Linux or Unix system? How to change shells on Unix-like system?