The T1/E1 Combo card provides for resiliency. To use resiliency, you must have two 3300 ICPs running 3300 Release 7.0 software (or later) and a T1/E1 trunk connected to both ICPs. The trunk can fail over to the secondary ICP in the event of a primary ICP failure.
Features:
MITEL 16-PORT ONS LINE CARD
The Mitel 16-Port ONS Line card has 16 built-in ports.
MITEL 3300 ICP ASU II ANALOG SERVICES UNIT
The ASU II chassis supports up to 48 ONS phones or up to 8 LS trunks depending on how the unit is configured with peripheral cards.
MITEL EX CONTROLLER
The Mitel EX controller provides up to a capacity of 1,400 IP users and offers local survivability and PSTN access for analog users.
MITEL AX CONTROLLER
Mitel AX Controller supports a maximum of 288 IP devices, or a maximum of 288 ONS devices, or a combined maximum of 300 devices