Linux Socket Monitor (LSM) is a lightweight security tool designed to monitor network sockets and Unix domain sockets on a server. It acts as a port monitoring solution that detects newly opened ports and alerts administrators about potential security risks. LSM works by comparing current server sockets with previously recorded socket information. Whenever a new port becomes active, the system sends an alert notification. What Is Linux Socket Monitor (LSM)? LSM continuously monitors: Unlike traditional monitoring tools, LSM ignores already active services and triggers alerts only when a new socket …
👉 You cannot ping a port using standard ping. Why Ping Cannot Check a Port The ping utility works using ICMP (Internet Control Message Protocol). ICMP operates at the network layer and does not use port numbers. Ports belong to the transport layer (TCP/UDP). That means: If you need to test whether a service is running on a port, you must use TCP or UDP-based tools. How to Ping a Specific Port Below are the most effective methods used by system administrators. Method 1: Using Nmap (Recommended for Port Scanning) …
FirewallD is a new firewall suite being introduced to Linux distribution. At present, the all-new popular CentOs 7 has it as the default firewall suite which in near future will be implemented in servers. FirewallD, as usual, was developed by the Fedora community and was implemented in the 20th version of the same. It is also being used in arch Linux and others till the date. FirewallD is a dynamic firewall, dynamic in the sense that any change in the firewall will be implemented as soon as the amendment is …
You can subscribe to Sent, Trash, Drafts, Junk, and other IMAP folders in webmail or any email client if they are missing. Below are the steps to subscribe to IMAP folders so they appear properly in webmail and other email clients. Steps may vary depending on client version and hosting provider 1. Horde 2. RoundCube 3. SquirrelMail 4. ThunderBird 5. Outlook 6. Microsoft Outlook Express 7. Windows Mail 8. Windows Live Mail In order for IMAP to work correctly with Windows Live Mail, the settings are by default set to …
Portsentry is a tool to detect port scans and log it. Once a host is targeted by an attacker, a port scan is almost always performed. PortSentry detects such scans by monitoring the unused ports on the host. Upon a connection attempt to one of the unused ports, PortSentry is alerted and has the ability to issue a number of commands in response to the scan. Installation # cd /usr/src/ # wget http://sourceforge.net/projects/sentrytools/files/latest/download
The Redirect feature allows you to send all of the users that access a domain or a particular page to a different URL. This can be done by using cPanel’s “Redirects” feature or by using .htaccess file if the cPanel redirection does not work properly. In here we shall discuss few helpful .htaccess codes Non-www to www Redirection RewriteEngine on RewriteCond %{HTTP_HOST} ^domain.com [NC] RewriteRule ^(.*)$ http://www.domain.com/$1 [L,R=301]
When we own a website, we may want to analyze on how many people visits our website. cPanel has several in-built statistical analysis programs and one of the most important ones is Awstats. Awstats produces visual statistics about visitors of your site. Awstats gives details about the count of people visiting your website, and other information like: > Monthly history > Countries visiting your website (Top 25) > Visits duration > Operating Systems that accesses your website (Top 10) > Browsers (Top 10) etc.,
ZPanel is a free and complete web hosting control panel for Microsoft Windows and POSIX (Linux, UNIX and MacOSX) based servers. It is written in PHP and uses several open-source (or freely available) software packages to provide a secure, web hosting system. ZPanel flawlessly integrates with MySQL, hMailServer (on Windows), Posfix (on Linux etc.) and Filezilla (on Windows) or ProFTPd (on Linux etc.). Installation can be completed with following steps : # wget https://raw.github.com/zpanel/installers/master/install/CentOS-6_4/10_1_1.sh# chmod +x 10_1_1.sh# ./10_1_1.sh You can then follow the configurations needed from the terminal for completing …
In this article we will be discussing a few basic commands we could use in our daily server terminal interaction. Generally Linux commands have the following syntax. command [options] [arguments] Each item is separated by space. >> Options modify a commands behavior. Single letter options usually preceded by “ – ” Full word options usually preceded by “ — ” >> Arguments are file names or other data needed by the command. >> Multiple commands can be separated by “;” Lets have a check with few of the most commonly …
Modern IT environments demand efficient server administration, remote access, strong security, and real-time control. Today, system administrators rely on powerful tools that simplify remote management, troubleshooting, and infrastructure monitoring. In this article, we explore 10 of the best server administration tools used by Linux and cross-platform administrators to manage servers efficiently from anywhere. Why Server Administration Tools Matter Effective server management helps organizations: The right tools allow administrators to manage servers without being physically present. 1. TightVNC TightVNC is a lightweight remote desktop software that enables administrators to connect to …