Avaya's IP500 V2 Control unit has 4 Card Slots that can accommodate the IP500 Digital Station 8, Analog Phone 2, Analog Phone 8, Combination ATM, ETR 6, TCM 8, VCM 32, VCM 64, 4-Port Expansion, and Legacy Card Carrier base cards. The following trunk cards can also populate the cards slots:
IP500 ATM 4, PRI 1 and PRI 2 trunk interface cards installed on IP500 Base Cards. Also supports IP400 ATM 4, 24 PRI T1, and 48 PRI T1 trunk interface cards using the Legacy Card Carrier. The IP Office 500 V2 comes with (2) SD Card Slots. 1 slot holds the Avaya IP500 System SD card which is required and the second slot can have an optional SD card that can be used for backups.
The 8 Integrated Expansion Ports are used to expand your system and is compatible with the Digital Station 16/30, Phone 8/16/30, and Analog Trunk 16 external expansion modules. In addition to the 8 integrated expansion ports, you can add up to 4 additional expansion ports using the 4-Port Expansion base card. Also includes: 2 LAN Ports - Full duplex 10/100 Mbps; managed layer 3 Ethernet switch Additional Ports - Music on-hold, DTE port, external relay switch for door entry controls.