IP Office Release supports the following phones and phone add-ons. Availability may depend on location and may be subject to local restrictions. For historic phone support, see Hardware/Software Compatibility. For details of button modules, see Phone Button Modules.

Note that support

Avaya DS Digital Telephones (DS Ports)

These digital stations connect to the system via DS ports.

1400 Series: 1403, 1408, 1416

9500 Series: 9504, 9508

The following additional DS port phones are only supported in IP Office Essential Edition and IP Office Preferred Edition modes:

2400 Series: 2402, 2410, 2420.


Analog Telephones

Analog phones and devices connect to the system via PHONE. Due to the variety of analog phones and devices available, no guarantee of operation is given. It is the responsibility of the installer/maintainer to test and verify the operation of proposed analog equipment.

6200 Series: 6211, 6219, 6221 (North America).

B100 Series: B149, B159, B169*.

Interquartz Gemini: 9330-AV, 9335-AV, 9281-AV (Europe, Middle East, Africa, Asia-Pacific).

IP Telephones

IP Phones (SIP and H323) connect to the system via the RJ45 LAN or WAN. These device require an Avaya IP Endpoint license and voice compression resources from the system (see Voice Compression Channels).


1600 Series: 1603IP/SW, 1608, 1608-I, 1616, 1616-I

3700 Series: 3720, 3725, 3730, 3735, 3745, 3749, 3755, 3759 - Connection via DECT R4 base stations.

9600 Series: 9608, 9608G, 9611G, 9621G, 9641G, 9641GS.


1000 Series: 1010, 1040

1100 Series: 1120E, 1140E

1200 Series: 1220, 1230

B100 Series: B169*, B179, B199. (*The B169 is a DECT phone that connects to a DECT base station. The base station connects to the IP Office via either an analog and SIP base station.)

D100 Series: These DECT handsets (up to 8) use a base station that connects to the IP Office system using a SIP trunk and appear on the IP Office as SIP extensions.

H175: SIP video telephone.

H200 Series: H229, H239, H249.

J100 Series: J129, J139, J159, J169, J179, J189.

K100 Series: K155, K165, K175 including K155 V3 and K175 V3 models.

Softphone Clients

The following softphone clients are supported with IP Office Essential Edition:

Avaya Workplace Client.

IP Office User Portal

Other Phones

Whilst non-Avaya analog and IP phones may operate with the system, Avaya will not provide support for those phones. The same also applies to other Avaya phones not specifically supported.