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Abkürzungen und Bezeichnungen der OTN Systeme

Lucent:

     ADM:                Add Drop Multiplexer
     AIS:                   Alarm Indication Signal
     ALS:                  Automatic Laser Shutdown
     BER:                 Bit Error Rate
     BMA:                Brandmeldeanlage
     DCC:                 Data Communication Channel
     DCN:                 Data Communication Network
     DWDM:            Dense Wavelength Division Multiplexing (Wellenlängenmultiplexen)
     EMA:                Einbruchmeldeanlage
     ISM:                  Intelligent Sychronous Multiplexer  (Ich Saudumme Maschine ;->)
     ITM-SC:            Intelligent Transport Module - Subnetwork Control
     LOF:                 Loss Of Frame
     LOS:                 Loss Of Signal
     LR:                   Line Repeater
     LWL:               Licht Wellen Leiter
     LXC:                Local Cross Connect
     MSOH:             Multiplex Section Over Head
     MSP:                Multiplex Section Protection
     MUX:               Multiplexer
     PDH:                Plesiochronous Digital Hierarchy
     POH:                Path Over Head
     RDI:                 Remote Defect Indicator
     RSOH:             Regenerator Section Over Head
     SDH:                Synchronous Digital Hierarchy
     SIU:                  Synchronous Interface Unit
     SNCP:              Sub-Network Connection Protection
     TDM:               Time Division Multiplexing (Zeitmultiplexen)
     TM:                  Terminal Multiplexer
 
 

Seekabel:

     ASN:            Alcatel Submarine Networks
     DXC:           Digital Cross Connect
     IRU:             Indefeatable Right of Use
     PFE:             Power Feed Equipment
     RCO:            Restoration Control Officer
     RLO:            Restoration Liaison Officer
     SLTE:           Submarine Line Termination Equipment
     SMS:             Seacable Management System
 

Allgemeine Abkürzungen

     ADM ( kein MUXer )    Aussendienst Mitarbeiter
     ASAP:                       As Soon As Possible
     AXE:                        nationale Vermittlungsstelle
     C7 / ZZK7 / SS 7:     Signalisierung
     CLK:                        Clock (Taktversorgung)
     CR:                           Change Request
     DMS:                        internationale Vermittlungsstelle ( Digital Multiplex System )
     DPN:                        Data Packet Network
     DTAG:                      Deutsche Telekom AG
     EWSD:                     Elektronisches Wählsystem (Siemens) Digital
     FP:                            Fixed Permanent ( Ticket geschlossen )
     ICA:                          Inter Connection Adaption/Anschluß
     ISDN:                       Integrated Services Digital Network
     LSZ:                          Leitungs-Schlüssel-Zahl
     LZM:                        Langzeitmessung
     MA:                          Mitarbeiter
     MUX:                        Multiplexer
     NDB:                        Netz Datenbank
     NKR:                        Netz Knoten Raum
     NMS:                        Network Management System
     NWL:                       NetzWerk-Leiter
     OTN:                        o.tel.o Transport Netz
     PCL:                         Physical Collocation
     PCM:                        Pulse Code Modulation
     PM:                          Performance Monitoring / Problem Management
     POI:                          Point Of Interconnection
     POP:                         Point Of Presence
     PVS:                         Professional Voice Service
     SLA:                         Service Level Agreement
     TAD:                        Technischer Aussendienst
     TAD:                        Technischer Außendienst
     TDB:                         Technik Datenbank
     TNO:                        Management Netz
     TNP:                         Netzplanung
     USV:                         Unterbrechungsfreie Strom Versorgung
 

DTX:

     ADPCM:           Adaptive Pulse Code Modulation
     Bearer:              Komprimierte Leitung
     DSI:                   Digital Speech Interpolation
     DTX:                 Digital Trunk Expander
     EC:                    Echo Canceller
     MOPS:              Multiple Operator Station
     Nibble:              Halbes Byte / 4-Bit Wort
     TS:                     Timeslot
     VBD:                 Voice Band Data
     VBR:                 Variable Bit Rate
 

DXX:

BN:                    Basic Node
CN:                    Cluster Node
MUAP:              Multiple User Access Point
 
 

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