How to Create and Invite Users to SmarterMail Online Meetings

Introduction SmarterMail provides a built-in Online Meetings feature that enables users to host secure video meetings directly from their webmail interface. This functionality streamlines internal and external collaboration by eliminating the need for third-party video conferencing platforms, offering a seamless integration between email, calendar, and virtual meetings. Unlike common misconceptions, administrator or domain administrator privileges

How to Reboot an Instance for Subscription Cloud from the Portal

Introduction Rebooting a cloud instance is a common administrative task that ensures systems operate optimally, apply updates, or recover from unexpected issues. In cloud hosting environments, especially for subscription-based services, rebooting can be necessary during troubleshooting, performance tuning, or after configuration changes. NovaCloud, the underlying platform for subscription-based cloud services offered through the portal, provides

How to disable a service in Windows to free a Port

Introduction Sometimes, critical ports such as 80, 443, or 3306 may be occupied by unnecessary or conflicting services on a Windows system. This can prevent other applications—like Apache, Nginx, MySQL, or Docker—from running properly. To resolve these conflicts, it is often necessary to identify and disable the Windows service that is occupying the port. Disabling

How to check and close open ports on Windows using PowerShell or netstat

Introduction On Windows systems, applications and services communicate over specific network ports. Sometimes, ports remain open unnecessarily due to misconfigured software, unresponsive processes, or malicious applications. Open ports can create security risks and lead to conflicts with other services trying to use the same port. Administrators often need to check which processes are using specific

How to flush DNS cache on Windows (CMD & PowerShell)

Introduction Domain Name System (DNS) caching is a process where Windows stores previously resolved domain names locally. This allows the system to load frequently visited websites faster without repeatedly querying DNS servers. While useful for performance, it can cause issues when DNS records change, such as after a website migration, DNS update, or propagation delay.