List of AbbreviationsAbbreviationsABRACACIACSEA/DADMADMINAGCAISALCQALGALMALSANSIAPAPSASASBRASUATATMATPCAUAU4AUG-nAUIAUXBBBBCBBEBBIUBDRBEBERBERBGBMPBPSKBRBSBS IDBSWBWCCCDCCDM

CHCIDCLICLNPCMCMDCMISCMISECMXCONCORBACOSCPCPECPUCRCCRICSCSESPCSMA/CDCSUCSWCUCWCXDBDCDCCDCDDCEDCNDCOMDDEDECTDEMDFDHCPDISDLDNSDRDSADTEDTIDTREE1E3

ECECCECUEEPROMEIAEMEM-OSENENMSEOWESEthETSIEWEXTEXUFBFDFDDFEBEFECFEMFERFFESPFIFOFIUFOFPGAFSKFSRCFSRDFTFTFAFTPGMTGNDGNEGPGUIHBHBERHDHDB3HDLCHEXHFH-FDDHK

HLH/SHSBHSBYHTMLHTTPHWI/FI/OIANA

IDIDUIEEEIFI/FIISIMININDINTI/OIPISDNISOITMNITUIUJRELANLAPDLBLCLCT++LEDLLLLCLOFLOPLOSLRLSALSBMACMAJMAUMAXMCF

I2C

MDACMEMMIBMINMISMODMRTRMSMSOHMSPMSQLMSTRMSTMSTUMTNMMTUMWNAPTNAUPNBNCTNDNENE3SNEGNICNLBNMLNMSnrtPSNSAPNSNNTNTPNURGNVNVCSOODBCODUOEMOFDMOIOLOMNonLONMSOOB

OSOSIOSNOSPFOSSOUOUTOWPABXPCPDPDHPDUPHYPIDPIUPMPMPPOEPOLPOTSPPPPSPSACPSADPSNTPWPWRQAMQOSQPSKRR/OR/WRAIDRAMRASRDIRepRFRFCRFCOHRIEPRIPRLRLTMRLTSROSE

RPPIRPSRPTRRASRSRSLRSOHRSPIRSSIRSTRTMrtPSRUCRXSBSCSSCSISCSUSDSDHSDIDUSDUSEEPSESSFSFPSFIDSFTPSIOSIUSLASLISLIPSMASMSSMTPSMUSNMPSNRSNTPSOHSONETSPSPISPSSQLSRASRA L

SRTSSBITSSHSSISSSMBSSUSTSTBYSTISTMSTM-1SUSVRSWT1TCTCOATCMTCNTCPTCUTDDTDMTDMoPTESPTFTFMTIDTIMTLTL1TLTMTLTSTMFTMGTMNTNMPTNMSTOTOSTPTP4TRIBTUTXUASUCUCD

UDPUMNULURGUSBUSWVCVCOVLANWANWARWINSWKWLBSWSWTRXHTMLXMLXPIC

List of AbbreviationsMainArea Bourder RouterAlternating CurrentAccess IntegratorAssociation Control Service ElementAdd/DropAdd/Drop MultiplexerAdministratorAutomatic Gain ControlAlarm Indication SignalAdaptive Level Control with Quality MeasurementApplication Level GatewaysAlarmAutomatic Laser ShutdownAmerican National Standards InstituteAlternate PatternAutomatic Protection SwitchAutonomous SystemAutonomous System Border RouteAccess Sub-UnitAsynchronous TransferAsynchronous Transfer ModeAutomatic Transmission Power ControlAdministrative UnitAdministrative Unit 4Administrative Unit Group nAttachment Unit InterfaceAuxiliaryBase BandBase Band ControlBackground Block ErrorsBase Band Interface UnitBackup Designated RouterBest EffortBit Error RatioBit Error Ratio TestBorder-GatewayBitmapBinary Phase Shift KeyingBackbone RouterBase StationBase Station IdentifierBipolar SwitchBandWidthCo-ChannelCarrier Detection ControlCross Domain Manager

ChannelConnection IdentifierCommand Language InterfaceConnectionLess Network ProtocolConfiguration ManagementCommandCommon Management Information ServicesCommon Management Information Services EntityPDH Cross-Connect MultiplexerConnectedCommon Object Request Broker ArchitectureClass of ServiceCyclic PrefixCustomer Premises EquipmentCentral Processor UnitCyclic Redundancy CheckCriticalConvergence Sub–layerConsecutive Severely Errored Seconds ProtectionCarrier Sense Multiple Access/Collision DetectControl Switch UnitContext Sensitive WindowingContinuous WaveConnector UnitCross LinkDatabaseDirect CurrentData Communication ChannelDown Channel DescriptorData Communication EquipmentData Communication NetworkDistributed Component Object ModelDynamic Data ExchangeDigital Enhanced Cordless TelecommunicationsDemodulatorDynaset FamilyDynamic Host Configuration ProtocolDisconnectedDownlinkDomain Name ServerDesignated RouterDynamic Service AdditionData Terminal EquipmentDouble Tributary InterfaceData Terminal ReadyElectrical2.048 Mbit/s Tributary (ETSI Standard)34.368 Mbit/s Tributary (ETSI Standard)

Equipment ClockEmbedded Communication ChannelEmbedded Channel UnitElectrically Erasable Programmable Read Only MemoryElectronics Industry AssociationElement ManagerEquipment Management Operating SystemExternal NetworkEdge Network Management SystemEngineering Order-WireEnd System / Errored SecondsEthernetEuropean Telecommunications Standard InstituteEarly WarningExternalExternal UnitFlexiBusFrequency DiversityFrequency Division DuplexingFar End Block ErrorForward Error CorrectionFunctional Element ManagerFar End Receive FailureFifteen Minute Errored Seconds PerformanceFirst-In-First-OutFlexi Indoor UnitFully Outdoor / Fiber OpticField Programmable Gate ArrayFrequency Shift KeyingFailed Switch Request CountFailed Switch Request DurationFlexi TransportFlexi Transport Flexibus Version AFile Transfer ProtocolGreenwich Mean TimeGroundGateway Network ElementGroupGraphical User InterfaceHigh BandHigh Bit Error RatioHigh DensityHigh Density Bipolar 3High Level Data Link ControlHexadecimalHetero FrequencyHalf Duplex FDDHouseKeeping

HitlessHot-StandbyHot-StandbyHot-StandbyHyperText Markup LanguageHyperText Transmission ProtocolHardwareInterfaceInput/OutputInternet Assigned Numbers AuthorityIntel Integrated Circuit BusIdentifierIndoor UnitInstitute of Electrical and Electronics EngineersIntermediate FrequencyInterfaceInternet Information ServerInterface MultiserviceInputIndicative / IndeterminateInternalInput/OutputInternet ProtocolIntegrated Services Digital NetworkInternational Organization for StandardizationInstallation Test ManualInternational Telecommunication UnionIndoor UnitJava Runtime EnvironmentLocal Area NetworkLink Access Protocol-DLow BandLine ClockLocal Craft TerminalLight Emitting DiodeLeased LineLogical Link ControlLoss of FrameLoss of PointerLoss of SignalLayer RateLink State AdvertisementLeast Significant BitMedia Access ControlMajorMedia Adapter UnitMaximumMessage Communication Function

Microsoft Data Access ComponentsMemorizationManagement Information BaseMinor / MinimumMismatchModulatorMinimum Reserved Traffic RateMaster Station / Multiplex Section / Multi ServiceMultiplex Section OverHeadMultiplex Section ProtectionMicrosoft SQL Server (Database software package)Maximum Sustained Traffic RateMultiplex Section TerminationMain Signal Transmission UnitMulti Technology Network ManagementMaximum Transmission Unit for EthernetMicroWaveNetwork Address Port TranslationNetViewer Advanced Update PackNarrow bandNetwork Craft TerminalNormal DensityNetwork ElementNokia Enhanced SNMP Solution SuiteNetViewer Email GeneratorNetwork Interface CardNetwork Load BalancingNetwork Management LayerNetwork Management SystemNon Real-Time Polling ServiceNetwork Service Access PointNokia Siemens NetworksNetworkNetwork Time ProtocolNot UrgentNetViewerNetViewer Cluster ServiceOpticalOpen DataBase ConnectivityOutdoor UnitOriginal Equipment ManufacturerOrthogonal Frequency Division MultiplexingOutage IntensityLocal OscillatorOperating ManualOn-LineOptimized Network Management SystemOut Of Band

Operating SystemOpen System InterconnectionOptical Service NodeOpen Shortest Path FirstOperating System and SoftwareOutdoor UnitOutputOverflowPrivate Automatic Branch ExchangePersonal ComputerPolarisation DiversityPlesiochronous Digital HierarchyPacket Data UnitPhysicalProduct Identification DataPheripheral Input UnitPerformance MonitoringPoint-to-Multipoint ProtocolExternal Operator PostLocal Operator PostPlain Old Telephone System (analogue telephony)Point-to-Point ProtocolPeripheral Station / Power SupplyProtection Switch Actual CountProtection Switch Actual DurationPublic Switched Telephone NetworkPowerPowerQuadrature Amplitude ModulationQuality of ServiceQuadrature Phase-Shift KeyingRadioRead OnlyRead/WriteRedundant Array of Inexpensive DiskRandom Access MemoryRemote Access ServiceRemote Defect IndicationRepeaterRadio FrequencyRequest for CommentsRadio Frequency Channel OverHeadRecapitulationRouting Information ProtocolReceived LevelReceived Level Tide MarkReceived Level Threshold SecondRemote Operation Service Element

Radio Plesiochronous Physical InterfaceRadio Protection SwitchingRepeaterRouting and Remote Access ServiceRegenerator SectionReceived Signal LevelRegenerator Section OverHeadRadio Synchronous Physical InterfaceReceived Signal Strenght IndicationRegenerator Section TerminationRadio Transport ModuleReal-Time Polling ServiceRadio Service ChannelReception / ReceiverSingle BoardSwitching Control SignalSmall Computer System InterfaceSwitching Control Supervision UnitSpace DiversitySynchronous Digital HierarchySoftware Defined Indoor UnitService Data UnitSerial E2PROMSeverely Errored SecondsService FlowSmall Form-factor PluggableService Flow IdentifierSecured File Transfer ProtocolSerial Input/OutputSlide In UnitService Level AgreementScreen Level IntegrationSingle Link Internet ProtocolSynchronous Multiplexer Add/DropShort Message ServiceSimple Mail Transfer ProtocolSector Modem UnitSimple Network Management ProtocolSignal to Noise RatioSimple Network Time ProtocolSection OverHeadSynchronous Optical NetworkService PackSDH Physical Interface / Serial Peripheral InterfaceSynchronous Protection SwitchingStructured Query LanguageSynchronous Radio AccessSystem Radio Access at Low capacity

Synchronous Radio TrunkSynchronous State BitSecure ShellSQL Server Integration ServicesSynchronous State Message ByteSynchronous Source UnitSystem Type / Subscriber TerminalStandbySingle Tributary InterfaceSynchronous Transport ModuleSynchronous Transfer Module level 1 (155 Mbit/s)Supervisory UnitSoftware Version ReleaseSoftware1.544 Tributary (ANSI Standard)Traffic ClassTMF Corba AgentTrellis Code ModulationThreshold Crossing NotificationTransmission Control ProtocolTiming Control UnitTime Division DuplexingTime Division MultiplexingTime Division Multiplexing over PacketTwenty four Hour Errored Seconds PerformanceTransmission FrequencyTamed Frequency ModulationTarget IdentifierTrail Identifier MismatchTransmitted LevelTransaction Language 1Transmitted Level Tide MarkTransmitted Level Threshold SecondTeleManagement ForumTeleMeasure GeneratorTelecommunications Management NetworkTrivial Network Management Protocol / Telecommunications Network Management PointTelecommunications Network Management SystemTransmission OpportunityType of ServiceTermination PointTransport Protocol Class 4TributaryTributary UnitTransmission / TransmitterUnAvailability SecondsUser Service ChannelUplink Channel Descriptor

User Datagram ProtocolUser ManualUplinkUrgentUniversal Serial BusUnipolar SwitchVirtual ContainerVoltage Controlled OscillatorVirtual Local Area NetworkWide Area NetworkWarningWindows Internet Name ServiceWorkingWindows Load Balancing ServiceWay-SideWait to RestoreExtensible HyperText Markup LanguageExtensible Markup LanguageCross Polarization Interference Canceller