Exchange Error “452 4.3.1 Insufficient system resources”

Posted on March 24, 2017 · Posted in Exchange
exchange mail from 452 4.3.1 Insufficient system resources

I have come across an interesting problem in Microsoft Exchange Server 2010 (it is also typical for Exchange Server 2007 / 2013). From time to time, some users started to complain on the inability to get scans from Multi-Function Devices (MFD)  or senders configured to send emails through Client Access.. read more

Create a Bootable USB Flash Drive for Installation Windows Server 2016

Posted on March 21, 2017 · Posted in Windows Server 2016
diskpart mbr fat32 bootable usb stick with windows server 2016

The easiest and the most intuitive way to create a bootable USB Flash Drive to install Windows Server 2016 on a physical server is to use Windows USB/DVD Download Tool. This tool allows to write the existing *.iso image of Windows to a USB drive or stick and make it.. read more

Fix: Can’t Boot After Accidentally Deleted System Reserved Partition

Posted on March 14, 2017 · Posted in Windows 7, Windows Server 2008 R2
System reserved partition on Windows 7 / 2008

Beginning from Windows 7 / Windows Server 2008 R2, when you install Windows with the default settings to an unformatted disk, apart from the system partition (disk C:\), an additional service partition with the size of 100 MB is created. It is called System Reserved. A letter is not assigned.. read more

Managing Start Layout and Taskbar Pinned Apps Using GPO

Posted on March 10, 2017 · Posted in Group Policies, Windows 10
Windows 10 manage Start Layout via GPO

In Windows 10 RTM and Windows 8.1 were available only two modes to configure Start menu and Start Layout settings on a domain computers: you could either completely block any changes of Start Layout elements, or a user could change any layout settings. In  Windows 10 build 1511, a feature.. read more

Adding USB 3.0 Controller Drivers to Windows 7 Install Media

Posted on March 3, 2017 · Posted in Windows 7
dism /image:c:\tmp\mount /add-driver usb

Out-of-the-box Windows 7 RTM distribution doesn’t support USB 3.0, and you can face some problems with the installation of Windows 7 on a computer/laptop having USB 3.0 ports only (This is the situation with majority of new devices.) For instance, USB keyboard and mouse may not work in Windows 7.. read more

Configuring WordPress on Nginx: Full LEMP Guide

Posted on March 1, 2017 · Posted in Misc
manual: configuring wordpress on nginx

This guide is written for webmasters who want to solve the problem of poor performance of WordPress websites. It provides a step-by-step instructions to configure a limited resources server (1 core, 512 RAM) to be used in LEMP bundle (Linux + Nginx + MySQL + PHP). To use this guide.. read more

Activating Windows Server 2016 with KMS Server

Posted on February 28, 2017 · Posted in Windows Server 2016
VOLUME_KMS_WS16 channel

In this article we’ll consider the procedure of deployment and configuration of a corporate KMS server able to activate new Microsoft server platform Windows Server 2016. All major peculiarities of KMS activation described in the article FAQ on KMS Activation are fully applicable to Windows Server 2016 as well. Windows.. read more

Disk Cleanup on Windows Server 2012 / 2008 Without Installing Desktop Experience

Posted on February 23, 2017 · Posted in Windows Server 2008 R2, Windows Server 2012 R2
copy cleanmgr.exe on windows server 2008 r2

By default, in Windows Server 2008 / R2 and 2012 / R2 there is no Disk Cleanup (cleanmgr.exe) utility that allows to delete unused files and clean up the WinSxS folder and component store from the files of updates that are no longer required. To run it, first you have.. read more

Calculating the Number of Client Access Licenses (CAL) for Exchange Server

Posted on February 22, 2017 · Posted in Exchange
Exchange 2010 Management Console - CAL in use

In the previous article we discussed the peculiarities of Exchange Server licensing and mentioned that to access a mailbox on Exchange Server a user or a device needs a Client Access License (Exchange Server CAL). You can purchase a license for a device or a user (this is more expensive)… read more

Fix: Windows 7 Stuck on “Checking For Updates”

Posted on February 1, 2017 · Posted in Windows 7
Windows 7 stuck on checking for updates

I have encountered a problem of very long (better to say, endless) update search in a newly installed Windows 7 SP1 on one of the client computers. The problem looks like this: after the OS has been installed and the Internet connection has been configured, you go to Windows Update.. read more