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Server Role

Recording Server (RS)

Media Repository / Application Server (MR)Proxy Server
Server PlatformIndustry standard PC servers
Physical or virtual
CPU

Intel Xeon 2.4 GHz or higher

Up to 16 CPU cores or vCPUs

2 cores/vCPUs must be "reserved" for the OS, only the rest can be used for application sizing

Numbers only applicable when Receive-side scaling (RSS) is enabled in the OS

Refer to Media Recorder sizing for voice, video, screen - application share recording

When Recording Director is installed as separate servers:

  • Up to 5000 devices/endpoints (standard telephony or UC): 2 cores
  • Up to 1000 turrets (trader voice): 2 cores

Up to 100 user sessions: 2 cores

Up to 500 user sessions: 4 cores

If SQL Server is installed on the server, additional CPU is required.

Skype for Business: 200 voice calls / core

Cisco: 150 voice calls / core

75 video calls / core

Memory8 GB

Up to 100 user sessions: 4 GB

Up to 500 user sessions: 8 GB

If SQL Server is installed on the server, additional memory is required.

4 GB
Hard disk

System partition (OS and applications): 80 GB or more

Media partition: 80 GB or more, use the Storage Disk Space Calculator tool to size your hard disk capacity

 Always use redundant disks with RAID and have separate Media and System volumes

Network

All server clocks must be synchronized, typically either with the domain controller or time server

All servers must have the latest Time Zone configuration

Custom time zones are not supported

1x Gigabit Ethernet

plus 1x Gigabit Ethernet port if you use passive recording
(if you use a virtual server you need to dedicate
a physical port to the virtual server instance - available on VMware)

1x Gigabit Ethernet
Operating system

Microsoft Windows Server 2012 R2
Microsoft Windows Server 2016 
Microsoft Windows Server 2019

Standard Edition, latest service packs installed
We support the English versions of Microsoft server software

Database

Microsoft SQL Server 2012
Microsoft SQL Server 2014
Microsoft SQL Server 2016
Microsoft SQL Server 2017
Microsoft SQL Server 2019

Express, Standard or Enterprise Edition, latest service packs installed

Express Edition is bundled for free, recommended up to 1.000.000 calls.
If the Full-Text Search feature is needed, then install SQL Server Express with Advanced Services.
See SQL Server requirements for more information

If you have an existing SQL Server cluster, we recommend using that for the Verba database

Virtualization

VMware and Hyper-V are recommended, see Virtualization.

AntivirusMake sure your Antivirus software does not scan database, media and log folders.
PowerRedundant Power Supply
UPS recommended

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