Product Specification: net.Buzz 4.1/4.2

Table of contents


net.Buzz is a carrier-grade next generation softphone application that enables you to manage your communications easily and efficiently – all from your computer desktop. Replacing or complementing your desk phone, net.Buzz allows you to make VoIP calls over IP with ease and efficiency. It works in combination and is complementary to the net.Desktop . The net.Buzz softphone will be seen as yet another phone in net.Desktop .

Home Screen       During Call       Video Enabled


Built on SIP and open standards, it includes features specifically designed for business and enterprise users and can be deployed within an enterprise environment by using a automatic provisioning mechanism.


Voice & Video calling

  • Make voice, video and conference calls
  • Standard telephony features includes
    • Hold
    • Mute
    • Blind transfer
    • Attended transfer
    • 3-way audio conference calling
    • Redial (dial last called number, or a choose from a list of recently dialed numbers)
    • Possibility to send DTMF codes
    • MWI (Message Waiting Indicator)
    • Call waiting
    • Call history (placed, dialed, received)
    • Speakerphone
  • Ability to record voice calls locally on the PC
  • See incoming call alerts
  • Support for voicemail with Message Waiting Indicator (MWI)

Contacts and corporate directory

  • Manage, sort and filter up to 3000 personal contacts
  • Create groups for personal contacts with the ability to place one contact in several groups
  • Set a default contact method for each contact
  • Add a personal contact during a call
  • Corporate directory containing contacts from the Escaux UC system


  • Check if a contact is on the phone

Optimized interface

  • Focused around your address book, net.Buzz's contact-centric interface gives you more ways to make, receive and manage your calls
  • Navigate contacts, contact favorites, call history and corporate directory with just a click of your mouse
  • Hide the dial pad when you don't need it
  • Scale net.Buzz to different sizes to maximize space on your desktop

Advanced interoperability and configuration

  • Open standards based
  • Session Initiated Protocol (SIP) based signaling for all interactive media sessions
  • Zero Touch Configuration of your audio devices
  • Support for plug-and-play HID compliant devices
  • Audio codec support:
    • G.711 µ -law
    • G.711 a-law
    • iLBC
    • G.722
    • G.729
  • Video codec support:
    • H.263
    • H.263p
    • H.264

Provisioning and redundancy

  • Automatic provisioning of the configuration
    • Account data
    • Configurable range of RTP ports used
    • Layer 3 QoS: different DSCP settings for signalling and audio
  • Support for active/active architecture
  • Support for roaming profiles and shared PC scenarios


  • net.Buzz is not positioned as a replacement for a net.Console supported desk phone
  • VDI (including Citrix) is not supported for QoS reasons
  • Provisioning: When dealing with an active-active setup, the administrator should either create a DNS name which, in case of a failure of one of the 2 appliances, automatically points to the remaining appliance or communicate 2 login URLs to the users.
  • The instant messaging feature is not supported by Escaux
  • Windows XP is no more supported by net.Buzz 4+
  • Licenses for net.Buzz 3+ cannot be reused for net.Buzz 4+. There is however a discount available for an "upgrade" license.


For the Escaux UC system, the net.Buzz is equivalent to a desk phone. The same dimensioning rules therefore apply to the net.Buzz. Please contact your account manager for more information.


Processor Minimum: Pentium 4® 2.4 GHz or equivalent. Optimal: Intel Core Duo or equivalent, Video Card with DirectX 9.0c support
Memory Minimum: 1 GB RAM. Optimal: 2 GB RAM
Hard Disk Space 125 MB
Operating system Microsoft Windows Vista Service Pack 1, Microsoft Windows 7 Service Pack 1, Microsoft Windows 8 (Desktop mode), Microsoft Windows 10.
Connection A compliant IP network connection
Sound Card Full-duplex, 16-bit or supported USB headset
Infrastructure An operational Escaux UC system with SOP Baseline 2 or higher

Other resources

About Escaux UCS

Escaux has developed the Unified Communication Solution as a modular solution based on open standards. Escaux UCS offers companies an easy-to-use platform with high operational efficiency. This guarantees increased efficiency, both for the users as well as for the administrators. Because of the modularity, an Escaux UCS solution is typically cheaper than solutions based on an IP PBX, while retaining configuration-to-measure advantages over a Centrex solution. As a result, Escaux UCS offers very high value for money in a future-proof solution, while offering market beating performance. Its high configurability, even for international multi-site setups, means cost saving opportunities on any level in your company.

About Escaux

Escaux was founded in 2002 and has a wide range of unique Unified Communication (UC) and Fixed Mobile Unification (FMU) building blocks in portfolio allowing Service Providers, Integrators and Mobile Operators to build Industrialized On-Premise, Hybrid-Cloud and Cloud based solutions suited to the needs of SOHO, SME and Corporate customers. The company has gained the trust of many corporate, stock quoted and public companies.

Escaux nv
Chaussée de Bruxelles, 408
1300 Wavre, Belgium
T: +32 2 686 09 00
F: +32 2 686 09 08
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