User's Manual Part 3

RBS 2109 User’s Guide
MCB
MultiCasting Box
MHS
Modification Handling System
Ericsson trouble report database
MiniLink
Ericsson’s microwave transmission system.
MMI
Man-Machine Interface
MO
Managed Object
MR
Measurement Receiver
MRT
Mean Repair Time
MS
Mobile Station
MSC
Mobile services Switching Centre
GSM network unit for switching, routing and controlling
calls to and from the Public Switched Telephone
Network (PSTN) and other networks.
MSTP
Mobile Station Test Point
MTBF
Mean Time Between Failure
MTBCF
Mean Time Between Catastrophe Failure
Multidrop
Two or more RBSs connected in a chain to the same
transmission system. All the relevant time slots are
dropped out by each RBS. (This function is sometimes
called cascading.)
N/A
Not Applicable
NCS
National Colour System
NEBS
Network Equipment Building System
NMS
Ericsson Network Management System in DXX
Nominal Power
The nominal power is the power level defined when
configuring the transceiver.
N terminal
Neutral terminal in an AC mains connection
NTU
Network Terminating Unit
OL/UL
Overlaid/Underlaid
O&M
Operation and Maintenance
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N/LZT 720 0090 Uen R1A 2004-09-17