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====== Requirements ======
  * Key version must be updated to version 8.
  * Dialogic SU556 or above if using SIP.
  * Only Windows versions:
      * Windows 10
      * Windows 11
      * Windows Server 2016-2022
      * Windows Server 2012 will work but is not suggested.

**Note:** This Windows instance cannot be shared with any other applications other than call accounting and PBX management software. 

==== Not Supported ====
  * All 32 bit Windows.

===== Hardware =====
^ Processor | 2.0Ghz Dual core Intel or higher |
^ Memory | 4GB minimum up to 8 ports. \\ 8GB or more for systems with greater than 8 ports. |
^ Storage | 250 Gigabyte minimum hard drive. |
^ Networking | Gigabit capable Ethernet and network |

==== Motherboard ====
^ Feature ^ Required ^ Description ^
| CHIP Set | Yes | High Precision Event Timer (HPET) support. \\ Chipsets Intel ICH6 to ICH10 and the 631X/632X I/O Control Hub and NVIDIA nForce4 and nForce5. |
| DB9 | No | DB9 COM port for every serial integration. |

==== Slot Requirements ====
Not required for SIP only systems.

^ Board ^ Type ^
| Analog | Full height 32bit 3.3v/5v PCI slot per D4PCI board |
| | Full height 1x PCI-E slot per PCI-E D4PCI board |
| | Full height & length 32bit 3.3v/5v PCI slot per D12JCT board |
| | Full height & length 1x PCI-E slot per PCI-E D120JCT board |
| Digital | Full height & length 32bit 3.3v/5v PCI slot per D82JCT board |
| | Full height & length 1x PCI-E slot per PCI-E D82JCT board |

===== Software =====
==== Operating Systems ====
DV2000 uses no features limited to Windows Server and therefore DuVoice recommends using Windows 10 and can be installed typically without any Microsoft updates. Windows must either be installed on a US English OS or have an account in US English to receive support.

<WRAP center round important 100%>
Only supported versions of Windows are shown. Any version not listed is not supported.
</WRAP>

^ Version ^ Supported ^
| Windows 10 Professional 64bit | Yes |
| Windows 11 Professional 64bit (''not recommended'') | Yes |
| Windows Server 2019 | Yes|
| Windows Server 2016 | Yes |

=== Windows 11 ===
Windows 11 is fully supported and is still in the process of development. We currently suggest if you can to use Windows 10.
  * Requires internet access at install.
  * Requires a Microsoft account at install.
  * Significant UI changes which could make maintenance more difficult.

=== Operating System Preparation ===
  * Windows must always have the latest updates available from Microsoft installed.
  * The Windows Power Plan must be configured to never put Windows in a Sleep state and to never turn off the Hard Disk.
  * For ease of use Windows User Account Control should be lowered to it's minimum setting.
  * Installation requires a local administrator account or ability to login to the system with Administrator privileges.
  * Multiple RDP sessions are not supported.
  * No non-DuVoice supplied web servers.
  * Use of the Windows firewall is recommended. It should be configured to pass traffic between the PBX, PMS, and other systems the DV2000 connects with.
  * DuVoice software is installed in C: (Multiple Directories will be created by the installer), ensure the required disk space is available for these directories to be created by the installation software.   

=== Anti Virus Software ===
 
  * It is not recommended to run Anti Virus Software on the server running the DuVoice software.
  * If Anti Virus Software is required, it is recommended that it be installed after the DuVoice software is installed.
  * Real time scanning is not recommend for all file types and should be limited to .EXE.

==== Virtualization ====
The host system must be have High Precision Event Timer (HPET) support.

^ Software ^ Supported ^
| VMWare | Yes |
| HyperV | Yes (HMP SU525 and above) |
| AWS | No |
| VirtualBox | No |
| Xenserver | No |
| KVM | No |

==== Dialogic Telephony Drivers ====
=== PowerMedia HMP (SIP) ===
Before you install the Dialogic HMP Software, you must make sure TCP ports 1719, 1720, 5060,
12002, 12003, 12004, 20000, and 20001 are available. 
These ports must be available for the
Dialogic HMP Software to function properly

== Verified Service Updates ==
  * SU556 - Released 2024-02 
  * SU554 - Released 2023-12
  * SU551 - Released 2023-08
  * SU550 - Released 2023-05
  * SU548 - Released 2023-03
  * SU543 - Released 2022-09

=== Analog / Digital ===
DuVoice only supports older Dialogic boards and the driver updates listed here. These drivers are available from the product download page.

== Verified Service Updates ==
  * SU271