In this article we’ll look at how to configure RBL filters on Exchange 2016 and 2013. Let’s remember what RBL is. RBL (Realtime Blackhole List) is a service that stores the database containing a list of IP addresses of mail servers marked as spammers. RBL is the most often accessed over DNS protocol so these services are also called DNSBL (DNS Block Lists).
- Windows Server 2016Windows Server 2019
Remote Desktop HTML5 Web Client on Windows Server 2016 RDS
June 4, 2019Despite Microsoft has been porting its RDP client to different platforms (iOS, macOS, Android, there is also a separate UWP remote desktop app for Windows 10) in the recent years,…
- ExchangePowerShell
How to Blacklist/Block Sender Domain or an Email Address on Exchange?
June 3, 2019Exchange Server allows you to block (reject) emails from the unwanted sender domains or certain email addresses. This allows you to configure extra spam protection (in addition to the RBL…
In this article we’ll show how to fix common Windows Update errors by resetting Windows Update components configuration. As a rule, it is the most effective and the easiest way…
- Windows Server 2012 R2Windows Server 2016Windows Server 2019
How to Install and Configure SMTP Server on Windows Server 2016/ 2012 R2?
May 30, 2019You can install an SMTP server using built-in tools in all versions of Windows Server. This SMTP server can work as a mail relay service that should receive and send…
Currently Microsoft is offering its Microsoft Office in two editions: Office 365 and Office 2016. In this article, I will try to cover the main differences between Office 365 and…
- Active DirectoryGroup PoliciesPowerShell
Workstation Logon Restrictions for AD Users (Log On To)
May 17, 2019By default, when you create a new Active Directory users, they are automatically added to the Domain Users group. In its turn, the Domain Users group is by default added…
Several times I have come across a bug in different Outlook versions when the “Signatures” button doesn’t work. No matter how many times you click it, the Signatures window won’t…
- PowerShellWindows 10
How to Automatically Turn Off Wi-Fi When an Ethernet Cable is Connected?
May 14, 2019If several Wi-Fi networks are available, Windows 10 automatically selects a wireless network with the strongest signal (no matter what the speed of this connection is and how many devices…
- Hyper-VVMWareWindows Server 2012 R2Windows Server 2016Windows Server 2019
Windows Server Licensing for Virtual Environments
May 13, 2019In this article, we’ll look on licensing features of the Windows Server 2019, 2016 and 2012 R2 operating systems from the point of view of new Microsoft licensing model. Also,…