16 Slot FAQ

What is the Fabric Interface?
The fabric interface, located in the zone 2 connector is for high speed transfer of large volumes of data.

What is the Base Interface?
The base interface, is located in the zone 2 connector, is defined as a 10/100/1000 Base-T interface. This is used for the transfer of FLASH memory images, the loading of firmware and the high level management functions.

What is IPMI and what is the differences between Radial and Bused IPMI?
IPMI, whish runs on I2C, with several ATAC specific extras, is used for the primary low level shelf management communication channel. In the chassis are two independent (redundant) IPMI interfaces. Normally, a bused IPMI solution is chosen meaning that all slots are connected with redundant, parallel I2C busses. To avoid both busses becoming blocked, IPMI interfaces can be routed in a Dual Star or radial configuration. This configuration connects both interfaces of every slot individually with both shelf managers.

What is the difference between Dual Star and Full Mesh?

What is a FRU?
A FRU is a Field Replaceable Unit, any part of the system that can be replaced without having to return the chassis to the manufacturer. A complete list of these is available for each chassis.

Are the chassis UL certified?
The 14/16 slot standard products carry a UL recognized component mark.

Are the chassis NEBS certified?
The chassis are designed to be NEBS ready.

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