• Avaya IP Office 500 Phone System


What is the Avaya IP Office 500?

The IP Office is Avaya’s primary product line for small to medium-sized businesses. It is a hybrid PBX that is legacy digital technology at the core, but adds on VoIP and SIP support. The Server Edition is Avaya’s newest addition to the product line, and is delivered on an HP server.  


Avaya IP Office 500 Technology

The operating system is Linux, the preferred choice for telecom systems today. The system uses a mixture of analog, proprietary digital, proprietary VoiP and SIP protocols.  The server hardware is provided by HP, and thePSTN gateways (otherwise known as T1 and station cards) are provided by Avaya.

Avaya IP Office 500 Capabilities

  • Supports analog, digital and IP phones

  • Up to 250 SIP trunks per server

  • Up to 100 Voice Messaging ports

  • 128 audio conferencing ports per server

Avaya Office IP 500 Strengths

  •  Long traditional PBX feature list

  •  Large conference call capacity

  •  Supports legacy Avaya and Nortel phones

  •  Conference call recording

  •  Large number of resellers

  •  Brand recognition

  •  Good multi-location capabilities

Avaya Office IP 500 V2 Weaknesses

  • No call center capability

  • No IVR capability

  • Licenses required for SIP trunking and phones

  • From 1 to 6 servers are required, depending upon size and feature needs

  • Support is expensive

  • Older IP Office systems cannot be upgraded to Server Edition

  • Smaller Avaya resellers have limited data networking and SIP knowledge