Root CA and Wildcard Certificate Generation in CentOS/RHEL 6&7
Hi folks ! this is one of the best method to create your own RootCA server and generating self-signed wildcard certificates.…
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List of virtual adapters your Virtual Linux can access
Hello , Its me again Raja and this time I came up with one more new post. I have been through interesting problem. As many of you…
Linux : full path of a file
Hello , Sometimes we need to have full or absolute path of file. And most of the times we used to pwd + filename manually. But wi…
Suspended Jobs vs Running jobs in Linux
Background Job : A job which is running background in the same shell. You can use bg command to see any background jobs. Foregrou…
Deny SSH access to particular users
We all know SSH is very famous and the best service for remote access. Today I am going to tell you how to block or allow only pa…
How to see IOWAIT in Linux
Hello , You can use sar command. in Ubuntu you can install it with sudo apt-get install systat and enable data collecting sed -i …