Product Info

Terms
DN9913483 © Nokia Corporation Draft 21 (26)
Issue 3-0 en Nokia Proprietary and Confidential
2 Terms
Abis
Interface between the BTS and the BSC, and between BTSs.
Alarm
Announcement given to the operating personnel about abnormal functioning of
the system, a failure, or an indication of the degradation of the service level or
reliability.
Alarm Status
The current status of the system. Indicates what alarms are active, if any.
Backplane
Connector board to which the plug in units are connected in the MetroSite BTS,
MetroHub and MetroSite BBU. Located at the side of the cabinet.
Backplate
Plate at the back of the MetroSite BTS, MetroHub and MetroSite BBU cabinets.
The cabinets are attached to the mounting rack from the backplate.
Cell
The coverage area of a given BTS where the transmission is acceptably
receivable.
Cellular Network
Radio network built of combined BTS coverage areas.
Chain Connection
Transmission solution where the BTSs are interconnected through a chain. The
first BTS in the chain is connected to the BSC (possibly via a transmission node).
See Loop Connection, Multidrop Connection and Star Connection.