Exchange 2010 prerequisites and install - server 2012

Exchange 2010 prerequisites for server 2012 on a 2012r2 domain

"Open powershell with administrator privileges"  

Type(or paste):

Import-Module Servermanager

Type(or paste):

Install-WindowsFeature AS-HTTP-Activation, Desktop-Experience, 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

Install Net Framework 3.5 plus http activation 
from Roles and Features

After this has completed, install the following:
1st: Office 2010 Filter Packs
https://www.microsoft.com/en-gb/download/confirmation.aspx?id=17062
2nd: Filter Packs Service Pack 1
https://www.microsoft.com/en-us/download/details.aspx?id=26604

Exchange 2010 service pack 3:
https://www.microsoft.com/en-gb/download/details.aspx?id=36768 

source:https://www.youtube.com/watch?v=mvjFW3hic3A