Business Telephone Systems

External Expansion Modules

IP400 Office Analog Trunk 16

Front Panel

Each module supports up to sixteen Loop Start or Ground Start* trunks. The first two trunks on the module are automatically switched to power fail sockets on the rear of the unit in the event of power being interrupted.

*Note: Ground start trunks are not available in all territories.

Rear Panel

IP Office Digital Station Module

Digital Station 30 Module

Front Panel (30 extension Version)

Provides Digital Station (DS) ports supporting 24xx, 44xx, 54xx and 64xx Series phones plus 3810 and 9040 phones. The IP400 Office Digital Station module is available in 2 versions; 16 or 30 extensions. Terminals can be located up to 1km from the unit using CAT5 cabling (see Handset Cable Lengths).

IP400 Office WAN3

Front Panel

IP400 Office WAN3

The IP400 Office WAN 3 module provides three WAN connections (X21, V35 or V24 via a 37way D Type socket). Line speeds up to and including 2Mbps are supporting on each interface, the carrier providing the line dictates the actual operating speed i.e. in some territories the maximum speed may be 1.544M. These interfaces are identical to the single connection provided as standard on the IP403, IP406 and IP412 platforms.

The IP400 Office WAN3 may be connected to the IP403, IP406 V1/V2 and IP412 platforms to provide additional WAN ports. Each platform can support up to two WAN3 modules.

The IP400 Office WAN3 connects to the base unit through the Local Area Network and does not use an expansion port on the control unit.

Rear Panel

IP400 Office So8 Module

Front Panel

The IP400 Office So8 module provides 8 S-Bus interfaces for Basic Rate ISDN devices.

The IP400 Office So8 module provides 8 S-Bus interfaces for Basic Rate ISDN devices.

Rear Panel

IP400 Office Phone Module

Front Panel (30 port Version)

IP Office Phone Module

Provides POT ports for analog telephones. The IP400 Office Phone module is available in 3 versions giving 8, 16 or 30 extensions. Telephones can be located up to 1km from the unit using CAT5 cabling (see Handset Cable Lengths).

Rear Panel


Internal Expansion Modules

Trunk Interface Cards

Trunk interface cards are rear mounted to provide flexible trunk connectivity for the IP403, IP406 V1/V2 and IP412 platforms. The IP403, IP406 V1/V2 and  IP412 all support two trunk interface cards. Dual PRI cards can only be used with the IP412 and Slot A of the IP406 V2.  

IP Office Trunk Interface 'Daughter' Cards

There are seven trunk interface cards (Not available in all territories).

IP400 Office BRI Card

The BRI trunk card provides 4 Basic Rate ISDN S/T-Bus interfaces (8 trunks).

Details of the supported supplementary services on BRI interfaces are given in the 'Public and Private Voice Networks' section.

IP400 Office PRI Cards (T1/E1/E1R2)

Available in single and dual versions the IP400 Office PRI card provides single and dual primary rate trunk interfaces respectively. The PRI is available as either T1, E1 or E1R2MFC depending on the market. The dual version is only supported on the IP412 and on slot A of the IP406 V2.

Details of the supported supplementary services and protocols for each PRI is given in the 'Public and Private Voice Networks' section.

T1 trunk cards incorporate an integral CSU/DSU, eliminating the need for an external unit. The CSU function allows the trunk to be put in loop-back mode for testing purposes. This can be set manually, using the monitor application, or automatically from a Central Office sending a Line Loop Back (LLB) pattern. The DSU function allows the T1 trunk to be shared between data and voice services.

IP400 Office Quad Analog Trunk (LS) Card

Provides four Analog trunk 2 wire interfaces (loop start only) including support for caller ID.

Ground start analog trunks are supported via the IP Office Analog Trunk 16 Expansion Module.

Internal Daughter Cards

Internal Daughter Cards are fitted inside the base module of the IP403, IP406 V1/V2 and IP412 platforms.  

Internal Daughter Card Avaya IP Office telephone system.

IP400 Office VC Module – 2/5/10/20/30

The Voice Compression Module (VCM) is used for Voice over IP (VoIP) applications in the IP403, IP406 and IP412 control units . Four VCM variants are available supporting 5, 10, 20 and 30 channels of compression. On IP Office - Small Office Edition systems, either 3 or 16 VCM/VoIP channels are pre-built.

Up to two VCM's can be fitted to the IP412, the other control units support only a single VCM. The capacity of VCM module supported also varies.

IP400 Internal Modem Card

An internal modem card with 12 modems was introduced with IP Office R3.0 to replace the existing Modem 2 card to provide dial-up capacity that is better matched to remote access requirements of customers. The Internal Modem card allows up to 12 simultaneous V.90 (56kbps) analog modem calls into the IP office.