Introduction Nagios is a monitoring tool used to track server services, processes, disk usage, users, and system health. It helps administrators identify warnings and critical issues before they impact services or customers. Prerequisites Implementation To Check the Nagios Configuration File Step 1:SSH into the server. Step 2:The Nagios configuration file… Continue Reading Working of Nagios – Basic

Introduction IPTables is a user-space utility in Linux used to configure and manage the Netfilter firewall framework. It helps administrators control incoming and outgoing network traffic based on defined security rules. Checking opened ports in IPTables is an essential task for system administrators to verify firewall configurations, troubleshoot connectivity issues,… Continue Reading Steps to check the opened ports in IP tables

Introduction Before updating DNS during a website migration, you can verify whether the website is loading correctly from the new server using a temporary URL or the hosts file method. Prerequisites Before checking domain propagation, ensure: Implementation Method 1: Using Temporary URL You can access the website using the temporary… Continue Reading How to Check Domain Propagation Using Temporary URL and Hosts File Method

Introduction The wget command can be used to download files and directories through FTP. This method is useful for downloading backup files or directories such as .rvsitebuilder. Prerequisites Implementation wget + ftp download syntax You can download it in any way. I used an FTP download. Conclusion Using wget with… Continue Reading wget + ftp download syntax

Introduction Secure email communication is essential for protecting sensitive data and ensuring reliable mail delivery. Mail servers commonly use SSL/TLS encryption on specific ports to provide secure connections for SMTP, IMAP, and POP3 services. When users experience issues sending or receiving emails, one of the first troubleshooting steps is to… Continue Reading Telnet to secured port or SSL port 465 or 933 or 995

Introduction cPanel and Exim allow administrators to configure advanced email routing and filtering options. One such configuration is creating a blind carbon copy (BCC) of all incoming and outgoing emails for a specific domain and forwarding them to another email address. This setup is useful for: This guide explains how… Continue Reading cPanel + Exim – Forward Incoming and Outgoing Emails to Another Mail Account

There is no mention of cleaning up the Exim db, not on the cPanel site or in any of their documentation. Most of you, like it did, will find lots and lots of junk e-mail messages sitting around in your Exim db that cannot be delivered to the recipient for… Continue Reading exim_tidyb

To get rid of spam on your Qmail mail server: Make sure that all domains have the Mail to nonexistent user option set to Reject.This option is available since Parallels Plesk Panel 7.5.3 and can be changed for all the domains using group operations: select the domains, click Modify Selected,… Continue Reading qmail – how to detect spamming in qmail.

Introduction Ensim Control Panel is a web hosting management platform used to manage domains, email accounts, websites, and server services. In situations where the Ensim administrator password is forgotten or inaccessible, the password can be reset directly from the server backend using command-line tools and configuration files. Prerequisites Before proceeding,… Continue Reading Reset ensim Panel password via backend

> Due to Very Aggressive Spam Settings for the mail account. > Login to Hsphere(user) –> Mail Info –> Mail Manager –> Select domain — > Select Mail account(which gives bounce message) Edit Spam Settings.