All Microsoft operating system presented as Volume License (OPEN LICENSE PACK). In this regard, users based on the direct access to the personal accounts with Microsoft Corporation portal as a Microsoft Volume License Center, have the possibility to take the advantage of the latest versions of the software and also the prior ones.
In this portal, the activation code and the purchased products to download the latest service packs are available. These products are lifetime; and for upgrading to the new versions, this is sufficient, along with Software Assurance Microsoft server, products could be provided.
List of operating systems offered by Microsoft are as follows:
Microsoft operating system list:
Windows Server 2012 (in 4 different versions depending on the needs of small & large businesses)
Windows Server 2008 (R2 Enterprise & R2 Standard versions Just offers.)
Windows 8 (This product is only offers as Volume License and for the organizations.)
Windows 7 (This product is only offered as Volume License and for the organizations.)
Noavaran Ertebatat Douran (Douran Information Technologies) Activities:
Variety of original software sales, providing valid license and ….
Microsoft Server 2012 – Windows 8 – Windows 7
The other products of this company provides by Douran Information Technologies, which has been mentioned to some of them as below: