Introduction If you’re sending email alerts / notifications from the server using postfix, sender email will be like username@hostname. If you wish to get standard from address, you can follow below steps to do so. Step 1 Create the /etc/postfix/sender_canonical, and add user -> email references as shown below 12#[read more…]
Why standardize time zone ? Hi all, today we shall see how to manage time zone in Linux machines. Have you ever wondered why it is really important to standardize the time zone in servers? Time zone plays vital role in the system like troubleshooting something with help of logs,[read more…]
Introduction Hi there! it is really important to handle unexpected HTTP response through web server if something went wrong with your application. Lets see how to show case your messages to the end users whenever something went wrong in your application. Configuration update Copy / Paste below configuration under http block in[read more…]
Introduction Hi there! it is really important to handle unexpected HTTP response through web server if something went wrong with your application. Lets see how to show case your messages to the end users whenever something went wrong in your application. Configuration update Copy / Paste below configuration under virtualhost block in apache2 virtualhost.conf[read more…]
Introduction It is important for a SysAdmin to know how to enable maintenance window while performing critical updates in live (or) production environment in order to avoid end users to feel that the site is unstable. Lets see how to enable maintenance window for all end users except your SysOps[read more…]