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Exchange Server 2016 Prerequisites – Installation

Exchange 2016 System Requirements & Prerequisites:


Domain controllers

All domain controllers in the forest need to be running one of the following:

Windows Server 2016 Standard or Datacenter

Windows Server 2012 R2 Standard or Datacenter

Windows Server 2012 Standard or Datacenter

Windows Server 2008 R2 Standard or Enterprise

Windows Server 2008 R2 Datacenter RTM or later

Windows Server 2008 Standard, Enterprise, or Datacenter


Active Directory forest


The Active Directory forest functionality level needs to be at Windows Server 2008 or higher.


IPv6 support

In Exchange 2016, IPv6 is supported only when IPv4 is also installed and enabled. If Exchange 2016 is deployed in this configuration, and the network supports IPv4 and IPv6, all Exchange servers can send data to and receive data from devices, servers, and clients that use IPv6 addresses.


Hardware Requirements



x64 architecture-based computer with Intel processor that supports Intel 64 architecture (formerly known as Intel EM64T)

AMD processor that supports the AMD64 platform

Intel Itanium IA64 processors not supported



Varies depending on Exchange roles that are installed:

Mailbox   8GB minimum

Edge Transport   4GB minimum


Paging file size

The page file size minimum and maximum must be set to physical RAM plus 10MB, to a maximum size of 32,778MB (32GB) if you’re using more than 32GB of RAM.


Disk space

At least 30 GB on the drive on which you install Exchange

An additional 500 MB of available disk space for each Unified Messaging (UM) language pack that you plan to install

200 MB of available disk space on the system drive

A hard disk that stores the message queue database on with at least 500 MB of free space.


File format

Disk partitions formatted as NTFS file systems, which applies to the following partitions:

System partition

Partitions that store Exchange binary files or files generated by Exchange diagnostic logging

Database files, such as mailbox and transport databases


Disk partitions containing only the following types of files can optionally be formatted as ReFS:


Partitions containing transaction log files

Partitions containing mailbox database files

Partitions containing content indexing files


Clients supported Versions:

Outlook 2016

Outlook 2013 SP1 or later with KB3020812

Outlook 2010 SP2 with KB2956191 and KB2965295

Outlook for Mac for Office 365

Outlook for Mac 2011

Bye to Outlook 2007


.Net Framework

Microsoft recommends that you use the latest version of .NET Framework that’s supported by the release of Exchange you’re installing.


Note: Exchange 2016 Cumulative Update 3 or later is required if you want to install Exchange on Windows Server 2016.



Open Powershell as “Run As Administrator” and run the below command:


For Mailbox Role

Install-WindowsFeature NET-Framework-45-Features, RPC-over-HTTP-proxy, RSAT-Clustering, RSAT-Clustering-CmdInterface, RSAT-Clustering-Mgmt, RSAT-Clustering-PowerShell, Web-Mgmt-Console, WAS-Process-Model, Web-Asp-Net45, Web-Basic-Auth, Web-Client-Auth, Web-Digest-Auth, Web-Dir-Browsing, Web-Dyn-Compression, Web-Http-Errors, Web-Http-Logging, Web-Http-Redirect, Web-Http-Tracing, Web-ISAPI-Ext, Web-ISAPI-Filter, Web-Lgcy-Mgmt-Console, Web-Metabase, Web-Mgmt-Console, Web-Mgmt-Service, Web-Net-Ext45, Web-Request-Monitor, Web-Server, Web-Stat-Compression, Web-Static-Content, Web-Windows-Auth, Web-WMI, Windows-Identity-Foundation, RSAT-ADDS


For Edge Role

Install-WindowsFeature ADLDS


Download .Net 4.6.2 please Click here

Download Unified Communications Managed API 4.0 Runtime Click here


Install Microsoft Unified Communications Managed API 4.0 core Runtime:

Browse to UcmaRuntimeSetup.exe then Right Click and select Run as administrator as shown below :



Completion of prerequisites will begin the Exchange 2016 Installation this can be done through GUI or Unattended mode. This will be discussed in the next post.



Praveen Kumar