Alcatel-Lucent 9500 MXC User Manual page 889

NML
Network Management Level in the TMN model.
NMS
Network Management System or Network Management Station
NOC
Network Operations Center
Node
A 9500 MXC INU/INUe with one or more ODUs. Plug-in cards provide multiple link and tributary options.
Capacity extends from 4xE1/DS1 to 2xSTM1/OC3. Modulation options extend from QPSK to 256QAM.
Protection options support hot standby, space diversity, frequency diversity, or ring.
Node
A network device that takes a protocol address and can initiate and respond to communication from other
network devices that employ similar protocols.
Non-protected
radio configuration that does not incorporate a standby system to switch to in the event of a failure
A
in the online system.
NPC
Node Protection plug-in Card for a 9500 MXC INU/INUe.
O&M
Overhead and Maintenance
Object Class
The object class identifies the radio type to which the object belongs.
Object Group
A group of network elements created using user-defined selection criteria.
ODU
Outdoor Unit
The ODU incorporates the radio-frequency Tx and Rx functions of a split-mount radio, and is generally
direct-mounted to the rear of its antenna.
ODU 300
9500 MXC ODU. There are two physically similiar ODU types, the ODU 300ep, and ODU 300hp. They
support capacities from 4xE1/DS1 through to 75xE1, 100xDS1, or 2xSTM1/OC3.
OEM
Original Equipment Manufacturer
ohm
The practical meter-kilogram-second unit of electric resistance equal to the resistance of a circuit in which a
potential difference of one volt produces a current of one ampere. - Merriam Webster Online
Orderwire
An auxiliary communications channel provided for use by maintenance and service personnel, allowing both
voice and/or data transmission between radio terminals.
3DB 23063 ADAA - Rev 004 July 2007
9500 MXC User Manual
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