Chime Requirements

System Requirements & Technical Recommendations

Machine and System Requirements

Machine & System Requirements (pdf)

Machine:

Instant Chime works well with standard physical or virtual machines and may be installed on common platforms including: Microsoft HyperV, Microsoft Azure, Amazon AWS, Google.

Base Machine Specifications:

# Queues RAM Processor File System Database Size
1-5 4 GB 1-2 Core 100 GB 1 GB
5-20 6-8 GB 2-4 Core 200 GB 2 GB
20+ 12 GB 4 Core 200 GB 3 GB

OS and Overview:

  • 64-bit Windows Server: 2008 R2, 2012, 2012 R2
    • Server 2008 R2 requires Desktop Experience feature to be installed
    • Server 2012/2012 R2 requires Media Foundation feature to be installed
  • Instant Chime Application should not be installed on the same server hosting Microsoft Lync/S4B
  • Instant Chime does not require Microsoft IIS since Instant Chime includes HTTP via OWIN

Database Connectivity:

Database access and connection to Microsoft SQL Server or Microsoft SQL Express (typically SQL Express used during evaluation).

  • Account with create access to SQL server (for building and updating the Chime database)
  • Account with read\write access to Chime database
    • The application supports both SQL and Windows server authentication options
    • Note: For optimal performance, Chime and SQL Server should be in the same physical site

Active Directory Access:

Read Access to Windows Active Directory

Additional Information:

Chime 2.x (self hosted) with Office 365 and Skype for Business support

  • .NET Framework 4.5.1+
  • UCMA 4.0
  • SQL Server 2008 R2+ (SQL Express, Standard, Enterprise...)
  • Office 2013 Lync / Office 2016 Skype for Business
    • Lync 2013 Basic cannot be used
  • 1 Office 365 Skype for Business account per queue for the queue dispatcher
    • Lync Online Plan 2 and Microsoft Office 365 with Lync Plans are supported
  • 1 Office 365 Skype for Business account for the web client

Chime 2.x (self hosted) with Lync On-Premise support

  • .NET Framework 4.5.1+
  • UCMA 4.0
  • SQL Server 2008 R2+ (SQL Express, Standard, Enterprise...)
  • 1 Lync/Skype for Business account per queue for the queue dispatcher
  • 1 Lync/Skype for Business account for the web client