Technical specification

Verba Recording System provides a solid platform for various unified communications recording requirements. The flexible and modular system architecture allows organizations to easily adopt the recording solution to their needs. Here you can find detaild technical information about the solution:

Supported media types

  • Voice
  • Video
  • Telepresence
  • Agents' computer screen

Supported telephony systems

Supported recording technologies

Supported recording methods

  • Full, automatic recording
  • Selective recording
  • On-demand recording

Supported codecs

The available codec support depends on the recording method used. Below you can find a comprehensive list of codecs supported by the system.


  • G.711 A-Law, G.711 u-Law
  • G.729, G.729B
  • iLBC
  • G.722
  • Cisco Wideband
  • AAC-LD

Video and TelePresence:

  • H.261
  • H.263
  • H.264

Supported storage codecs and file formats

The available storage formats depends on the recording method used. Below you can find the list of all options:


  • 8 bit PCM in WAV
  • 16 bit PCM in WAV
  • Microsoft ADPCM in WAV
  • G.711 u-Law in WAV
  • G.711 A-Law in WAV
  • Microsoft GSM-Fullrate (LPC-RPE) in WAV
  • Speex (CELP) in Ogg
  • Speex (CELP) in Ogg with Voice Activity Detection

Video and TelePresence:

  • VMF (Verba Media Format) maintaining the original quality
  • Windows Media Video with various bandwidth and resolution options

Screen content:

  • Verba Screen Codec in VF
  • Windows Media Video

Capacity per recording server

1-500 simultaneous calls (depends on the media type, recording method and codec)


  • Standard, Intel CPU based PC server from HP, IBM, Cisco or DELL based on your preference 
  • Virtualized environments from VMware

Detailed specification depends on the configuration.

Server operating systems

  • Microsoft Windows 2008 R2 Server
  • Microsoft Windows 2008 Server
  • Microsoft Windows 2003 Server

Database server

  • Microsoft SQL Server 2008 R2 Server
  • Microsoft SQL Server 2008 Server
  • Microsoft SQL Server 2005 Server

Express Edition is bundled with the software package, but limited to 2 millions calls. Standard and Enterprise Editions are required for high call volume and redundancy options.

Client computer requirements

  • Microsoft Windows 7, Microsoft Windows Vista, Microsoft Windows XP
  • Internet Explorer 7 or later, Mozilla Firefox 2.x or later, Chrome 2.x or later
  • Microsoft Windows Media Player 7.x or later


VMware Ready

Verba Recording System is a VMware Ready solution

Verba Recording System is VMware Ready. It has passed VMware defined testing and interoperability criteria.

More info


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